ML20212P078

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Rev 26 to Maint Procedure MP-402, Maint of `Limitorque Valve Controls
ML20212P078
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 11/28/1986
From:
FLORIDA POWER CORP.
To:
Shared Package
ML20212N983 List: ... further results
References
MP-402, NUDOCS 8703130269
Download: ML20212P078 (93)
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TT W3 2. a Rev. 26 11/19/86 's ME'MM73 A MsMM N COCU.T.elli SOCIIOD NFO RM AT!ON ONL Y C. R. Nucl ear MAINTENANCE PROCEDURE MP-402 FLORIDA POWER CORPORATION CRYSTAL RIVER UNIT 3 MAINTENANCE OF *LIMITORQUE' VALVE CONTROLS THIS PROCEDURE ADDRESSES SAFETY RELATED COMPONENTS THIS PROCEDURE ADDRESSES ENVIRONMENTALLY QUALIFIED EQUIPMENT I APPROVED BY: Responsible Section Superintendent / l S ervisor M 1) N Date INTERPRETATION CONTACT: Nuclear Maintenance Superintendent l 8703130269 870305 pDR ADOCK 05000302 PDR

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a 1.0 PeteosE v .h 1.1 To provide instructions for testing and maintaining "Limi-torque

  • type 'SMB' and 'SMC' valve operators.

l22 Procedure Secting' Removal / Repair Gear Limit Switches, SMB .7.1 Settin~g Limit Switches 7.2 E Setting Two Train Gear Limit Switches, SMB' 7.2.1 Setting Four Train Gehr' Limit Switches, SMB 7.2.2 Setting Torque Switches 7.3 Removal of Limito!;que Ope:ator 7.4 Installation of Limitorque Operator 7.5 Disassembly of S.10-000 7.6 Reassembly of SMB-000 7.7 .,t Adjustment of SMB-000 Clutch Trippe:s 7.8 Disassembly of SMB-00 7.9 Reassembly of SMB-00

7. !O.

Adjustment of SMB '00 Clutch Trihers 7 at Disassembly of SMB-0 to SMB-4 7.12 Reassembly of SMB-0 to SMB-4 7.13-Setting Geared Limit Switches i'or SMC-04 '7.14 ' '{ c,, Disassembly of SMC-04 7.15 0 Reassembly of SMC-04 7.16 Replacement of Sten Nut Only 7.17 Gasketing Instructions For All Limitorq0e Operators 7.18 [/ Adjustments and Replacements of Dings Company Brake Parts 7.19 9 k. j J Rev.ha MP-402 Page 1

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2.0 REFERENCES

2.1 IMPLEMENTING REFERENCES 2.1.1 CV-115, In-Plant Equipment Clearance and Switching Orders 2.1.2 SP-601, Inspection and Testing of Lifting Fixtures v-2.1.3 CP-11'3, - Handling and Controlling Work Requests and Work Packages ~ \\ 2.2 DEVf10P E AL REFERENCES 2.2.1 Limitorque Instruction and Maintenance Manual (Type SMB) (SMSI-170) 2.2.2 Limitorque Instruction Manual (Type HMB) (HMBI-70) p I . Limitorque Instruction and Maintenance Manual (SMCI 04/03) E 2.2.3 l'3.2.4 Drawing B-208-041, SHT MU-62 and MU-63; Limitorque Drawing e f5-477-8316-3 e ~ 2.2.5 Torque switches for SMB-000 Operators shall be changed on a [24 four, year frequency due to high industry failure rate and past l maintenance history failures for CR-3. l i '; h \\, l t

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l^ . 1...uy.w '. '.y ~.n v. ;,-ga,c;m;.-}e.,- c....:; 3.p.~ c + :w o-t e 3.0 ENCLOSURES Form 912411, Motor-Operated Valve Operator Determination-Retermination Sheet, Documentation for Setting, SMB Type Switches Sheet 1 - SMB-000, Dwg. #08-402-0001-4 Sheet 2 - SMB-00, Dwg. #08-403-0002-4 Sheet 3 - SMB-0 thru 4, Dwg. #08-408-0001-4 ~ Sheet 4 - Drawing of SMC-04 Sheet 5 - Parts List for SMC-04 Two Train Geared Limit Switch - Rotor Type Four Train Geared Limit Switch - Rotor Type SMB-000 Double Torque Switch SMB-00 thru SMB-5 Double Torque Switch Light Duty and Heavy Duty Torque Switches - sMB-00 Brake Descriptions - Figures and Tables Valve Table 0 Geared Limit Switch, SMC-04 and 03 - End View 1 Drawing of Geared Limit " witch, SMC-04 and SMC-03 2 Sheet 1 - Determination-Retermination Sheet for Type SMC-0 Sheet 2 - Documentation for Setting SMC-04 Type Switches 1 4 MP-402 Rev.

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~, z y2. ..,. : :n c. i.: 4,.., g m - z . n. r. .. -e : my.. _. - e e 4.0 LIMITS AND PRECADTIONS 4.1 Declutch lever should not be forced into motor operator posi-tion. 4.2 Declutch lever should not be forced from motor operation to hand operation position. 4.3 Declutch lever should not be depressed to stop valve travel during motor operation. 4.4 Torque switch seating should not exceed maximum recommended by valve manufacturer. 4.5 Valve must be backed off seat several turns prior to dismant-ling. 4.6 Check limit switch setting prior to motor operation. 4.7 When work is to be performed, operator should not be driven to torqued position. 4.8 When reinstalling locking nut in SMB-type operators, snug nut down flush with a spanner wrench and, using a punch, stake the threads in order to prevent the nut from vibrating loose. 4.9 SMC limit switches should be lightly coated with grease and should not be packed with Mobil 28 Grease. 4.10 The correct Limitorque valve operator model should be deter-mined to ensure correct installation. Incorrect installation cannot be detected in post-maintenance testing and can lead to unexpected failures. 1 Mp-402 Rev. > w Page 4 (Continued on Page 4a)

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.zz ;.. Lc s 4.11 For CR-3 equipment designated as "QQ" on the safety listing that requires replacement parts, work shall be handled through CP-113, Handling and Controlling Work Requests and Work Packages. 4.12 Jumper wires for new or replacement operators to be installed on equipment tag numbers designated as "QQ" on the safety listing will require replacement with wires obtained from MMIS

  1. 01270.197.

4.13 Verify through Nuclear Shift Supervisor that the valve being worked on is not being used for a Sys. Isolation. 4.14 Scotch #33 electrical tape should not be used for high tempera-l26 ture applications (above 105'C). Use Scotch 70 electrical tape l for applications over 105'C. l l Rev. h,, O MP-402 Page 4a

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. gg e 5.0 EQUIPENT AND PERSONNEL REQUIREENTS 5.1 Personnel assigned shall be knowledgeable, qualified, and experienced to perform the specified tasks as dstermined by the appropriate supervisor. 5.2 Equipment will be those hand tools required for access to the interior of the teminal box and as required for adjustment of the limit switches as well as basic hand tools for disassembly I ~ and reassembly. 6.0 REQUIRED INITIAL CONDITIONS AND PLANT STAlUS 6.1 The equipment to be worked on is to be isolated and removed from ser.vice using an approved Operating Procedure and Equip-ment Clearance Order per CP-115, In-Plant Equipment Clearance and Switching Orders. CAUTION: De-energizing the main breaker does not de-energize the electrical inputs from the annunciator or computer when they are used.

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6.2 Obtain a Radiation Work Permit (RWP). p,M6 Page 5 MP-402 Rev.

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slings, shackles, and lifting equipment used on safety-related Limitorque valves must be tested in accordance with SP-601, Inspection and Testing of Lifting Fixtures.

l22 7.0 PRO m ffRE 7.0.1 Ensure o Limits and Precautions of Section 4.0 have been reviewed. o Equipment and Personnel per Section 5.0 are available. o Initial Conditions of Section 6.0 have been met. Completed by Date 7.0.2 The man in charge of performing this activity shall notify the l22 Nuclear Quality Control (NQC) Supervisor or his designee at l commencement of this activity and at each " HOLD POINT

  • l 7.1 RDIOVAL/ REPAIR GEAR LIMIT SWITCHES. SMB 7.1.1 Turn off all electrical power to unit.

7.1.2 Swing open or remove limit switch compartment cover. NOTE: The Nuclear Electrical /IC Supervisor or his designee will examine limit switches and determine need to remove unit for maintenance or reset switches. NOTE: If only resetting is to be done, then continue with Step 7.2. MP-402 Rev. k. Page 6

l ~,..... . y. p_ !., u.. _... _ .,.,,2., ..s ._. n.. a 7.1.3 Deters and remove limit switch block, if required. Record data on Enclosure 1. l24 Completed by Date 7.1.4 NOTE: Enclosure 3 or 4 any be used as a reference while l24 performing this sect. ion. Remove screws (PC-36) holding limit switch cartridges, and remove for repair. 7.1.5 Check o Screws (PC-68) holding limit switch block to geared limit switch assembly are tight. o Nuts (PC-66) holding contact arms (PC-62 and PC-63) to limit switch are tight. o Rotor (PC-49) and pin (PC-50) holding rotor to geared switch assembly are tight. o Contact arms for spring tension. NOTE: Contact should be checked by turning rotor and noting contact between rotor insert (PC-56) and contact arms. The Nuclear Electrical /IC Supervisor will resolve problems. 7.1.6 Check resistance of each limit switch by using two terminal points for each switch. MP-402 Rev. ( 2O Page 7

w- . :. a..r.c.-. ;w,,;.. -a-Qs n c g.:. g:-7.] c,,.;.g..a.,.,. r...... NOTE: No resistance should be present. Rotor inserts and contact ams should be cleaned with very fine crocus cloth or as determined by the Nuclear Electrical /IC Supervisor if resistance is noted. 7.1.7 Mark machine screws (PC-52) holding each geared limit cover (PC-44). 7.1.8 Remove o Machine Screws o Frame Covers o Cover Gasket (PC-51) NOTE: Care should be taken not to damage gasket. 7.1.9 Clean cover gasket and check for damage. 7.1.10 Remove excess grease from geared limit switch frame and clean limit switches as needed. 7.1.11 Lubricate geared limit frame using not more than 3 oz. of Mobile Grease #28. NOTE: Do not overpack frame. I,,=, b O Page 8 MP-402 Rev.

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3 7.1.12 Replace o Cover Gasket o Frame Cover o Machine Screws NOTE: Original gasket should be replace if damaged.

7.1.13 Install geared limit switch cartridge ensuring screws are tight., NOTE: To prewet limit switch binding, cartridge mounting plate should be centered over gasket and the helical pinion rotated continuously to facilitate installation. 7.1.14 ' HOLD POINT" Replace wiring to limit switches that was removed in Step 7.1.3. Initial Enclosure 1. For new jumper wires, use l25 only wires obtained from MMIS #01270197 for operators desig-nated as QQ in the safety listing. l Inspected by Date Completed by Date 7.2 SETTING LIMIT SWITCHES NOTE: When setting the bypass circuit ON limit switches, refer to the ' Limit Switch Contact Development" chart on the appropriate 208 Series Elementary Diagram. The maximum distance from the full close or open position should not be greater than 5% of total valve travel. o.. I MP-402 Rev. j.. ".' Page 9

..,.3. uy., _.,.,- ~,. ; w;. a..,..,, 9.g. 7..g.. g _.g j ~ O 7.2.1 set +4 =a Two Train t =r r.i i t svi+, h... snei NOTE: Enclosure 3 can be used as a reference while performing l24 this section. 7.2.1.1 Ensure all electric power is turntd off. 7.2.1.2 Use the handwheel to manually open the valve. NOTE: While opening the valve observe the direction of rotation of the Intermittent Gear Shaft (PC-42) over the rotor to be set. I 7.2.1.3 When the valve is full open, close the valve slightly to allow for coast of moving parts. 7.2.1.4 Turn set rod (PC-48) clockwise to a full in position. NOTE: Set rod must be snug only and should not be overtightened. MP-402 Rev. h. M 6 Page 10 ._ \\

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O NOTE: If the rotor to be set has not turned 90* to open the contacts which are to trip open at this position, turn the Intermittent Gear Shaft (PC-42) in the same direction as previously noted until the rotor (PC-49) turns and opens the contacts to be set. If the rotor (PC-49) has turned so that the contacts are already open, turn the Intermittent Gear Shaft (PC-42) in the opposite direction as previously noted until the contacts close. Then turn the Intermittent Gear Shaf t (PC-42) slightly in the same direction as originally noted until the contacts open. 7.2.1.5 Back off set rod (PC-48) until it is in full out position. NOTE: Set rod must be snug only and should not be overtightened. 7.2.1.6 Ensure intermittent gear shaf t (PC-42) is tight and will not Bove. NOTE: Do not force gear shaft movement. 7.2.1.7 To set tripping position of other rotor, position valve at opposite end of travel and follow same procedure. 7.2.1.8 Close or replace limit switch compartment cover. MP-402 Rev.,( .E $ Page 11

, mn. us,.r ~.~.no-c.- : > -~~:w.. w se:. ~yx.:r -ma+.. -. m y:...m-:n. - n 7.2.1.9 Turn on all power as applicable. Completed by Date 7.2.2 Set +ina Four Train Gear f.init Switches. SMB NOTE: Enclosure 4 can be used as a reference while performing l24 ,this section. 7.2.2.1 Follow Section 7.2.1 for four train gear limit switches. NOTE: The upper set rod (PC-48) allows adjustment of the two adjacent upper rotors, and the lower set rod (PC-48) allows adjustment of the two adjacent lower rotors. 7.3 SETTING TOROUE SWITCHES NOTE: If torque switch to be set is a SMB-00 Light Duty Unit, replace with a SIS-00 Heavy Duty Unit, if available. (See Enclosure 7.) l24 MP-401 Rev.[.- 26 Page 12

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  • Torqued" position prior to setting
switch, depress manual declutch lever and move operator out manually.

essenesessessemenesseesssssessenessene... ease.neses...see...... 7.3.1 Identify type of operator by checking nameplate. Type Completed by Date NOTE: For SMB-000 Units, follow Steps 7.3.2 - 7.3.5 for SMB-00 or larger, follow Steps 7.3.6 - 7.3.8. NOTE: Refer to Enclosure 5 while performing this section for l24 SMB-000 units. 7.3.2 Turn off all electric power to unit. CAUTION: SMB-000 models must be declutched prior to setting torque switch since the valve cannot be fully open or fully closed unless declutching is performed. NOTE: Torque switch setting must be made with switch mounted in limitorque. Rev. k _2 0 page 13 Mp-402

x. e ~.,....- -g w... u:.; n,........ y. .x 7.3.3 Loosen paa head screws (PC-30). NOTE: If manufacturer's recommended setting per Enclosure 9, l24 and the

  • As Found" setting of Enclosure 1,

are identical, set torque switch to manufacturer's l recommended normal setting. If different, notify the Nuclear Electrical /IC Supervisor for resolution. 7.3.4 Set striker (PC-25) to required torque setting while matching edge of striker with desired number. NOTE: Torque output increases with higher numbers. 7.3.5 Tighten pan head screw (PC-30). NOTE: Refer to Enclosure 6 and Enclosure 7 while performing l24 this section for SMB-00 or larger units. NOTE: Torque switch settings must be made with switch mounted in limitorque. l MP-402 Rev.( 0 -[ Page 14

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O o 7.3.6 Turn off all electric power to unit. NOTE: If amanfacturer's recommended setting per Enclosure 9 l24 and the "As Found" setting of Enclosure 1, are identical, set torque switch to manufacturer's l recommended normal setting. If different, notify the Nuclear Electrical /IC Supervisor for resolution. 7.3.7 Loosen screw (PC-35) and set pointer (PC-7) at desired torque setting. NOTE: Torque output increases with higher numbers. 7.3.8 Tighten screw (PC-35). 7.3.9 Test operator to insure correct valve seating by using Surveillance Procedure specified by Nuclear Planning Coordinator. 7.3.10 ' HOLD POINT' Inspector to witness stroking of valve as follows: If operator strokes valve correctly, verify setting is recorded on Enclosure 1. If adjustment is needed, increase [24 by one-fourth increments until operator strokes correctly or manufacturer's maximum recommended setting is reached. Rev. h, 2 g Page 15 MP-402

.w;4 e.: ~ -e:. m.,.w .... r -c..;. -.. s.uv.:.:--. +. ; os. s > o NOTE: e - aded settings should not be exceeded. If operator cannot seat valve, notify the Nuclear Elec-trical/IC Supervisor for resolution. Inspected by Date Completed by Date 7.4 REMOVAL OF LIMITOROUE OPERATOR NOTE: Verify that valve is not being used for isolation. 7.4.1 Open or remove limit switch compartment cover. 7.4.2 Position operator to full open or full closed. Record known position on Enclosure 1. l24 7.4.3 Turn set rod (PC-48) clockwise to full in position. NOTE: This will disengage the gear limit switch and allow operator to be removed without disturbing limit setting. Set rod must be snug only and should not be overtightened. Completed by Date l 7.4.4 Engage declutch lever, then use handwheel to close valve to l seat position. Rev.*(..; e MP-402 Page 16

..gy:a .u;: : .~- . s_; e.v. ~~ 7.4.5 Back valve just out of seat. NOTE: Operator can be removed in any position although closed is preferred. Completed by Date 7.4.6 If required, disconnect electrical leads and conduit. Record,on Enclosure 1. l24 Completed by

  • Date 7.4.7 Close or replace limit switch compartment cover.

7.4.8 Attach approved sling around motor operator to achieve good balance when lifting operator. NOTE: It may be necessary to remove manual declutch at t':is time. 7.4.9 Remove mounting bolts. 7.4.10 Turn handwheel in closed direction, keeping slight strain on lifting device. l NOTE: Manual declutch lever should be engaged. This operation should cause opetator to ' walk-off" valve stem. 7.4.11 Swing operator clear of valve for valve work or transport to work area. Completed by Date i j Mp-402 Rev.g 2g Page 17

[....-~.:y..-._c.,:. .-..6... .,4 :.a.a,r...y. ....-.-3,..._ o e 7.5 INST 1111Ticer nF UNITtHt00E GFf2Eftst l24 7.5.1 Attach approved sling around m, opend=r e.actiea good balance when lifting oper.ator NOTE: It any be necessary to. resaw amanal. &rhitch. e m e s s e n e s es*v e em e s e s s e ssmm eneas.,*sms mes === e s enure v=== CAUTION: On EBC gearheads, the index mark a shive.steen zu:st be oriented to mid-point. <nf $C* xallwe traveI tr maid disengaging wora gear segment-n02. stroke wtaeJi.on should not move w t n %gnting trryel HTit ICRdeX . marks on housing cover. _urm_ imp rayer tolts can be used for this alignment eseen neseen....se....... u.sene u e m. r u n. eese.=,.em e. 7.5.2 Align and lower operator until. roller nut z.ucarts top cf.v.1ve stem. Par b _ P O Tage 18 MP-402

~~ - - ~, y-o o 7.5.3 Engage manual declutch lever and turn handwheel in open direc-tion. NOTE: Tension should be gradually released to allow the operator to " walk-on". 7.5.4 Replace mounting bolts. 7.5.5 Remove rigging. 7.5.6 Open or remove limit switch compartment cover. NOTE: If operator was not determed per Step 7.4.6, Step 7.5.7 will be N/A and no reterm required then go to Step 7.5.8 thru 7.5.8.2, if reterm required go to Step 7.5.7 thru 7.5.8.2. 7.5.7 Reterminate all electrical connections. Record on Enclosure 1. " HOLD p0INI' After reterminations are completed, inspector te verify terminations. Initial Enclosure 1. For new Jumper l25

wires, use only wires obtained from MMIS #01270197 for l

operators designated as QQ in the safety listing. l Inspected by Date Completed by Date 7.5.8 Engage limit switches by turning set rod (pC-48) counterclock-wise to full out position. Completed by Date MP-402 Rev.,_ 36 Page 19 (Continued on Page 19a)

- - p : y,.;. or a. .~.. : e, q., ~ -:-.u F 7.5.8.1 Nanually stroke valve full open and closed visually checking limit switches to ensure proper operation. Completed by Date 7.5.8.2 Position valve in aid position and then electrically stroke valve to full open and then full closed. Checking the indica-tion and movement is correct. Record on Enclosure 1. }24, Completed by Date NOTE: If a new operator has been installed or if the status of the limit and torque switches is unknown perform Section(s) 7.2 or 7.3 of this procedure b,efore proceeding. 7.5.9 Electrical verification of virina for control Loaic 7.5.9.1 Ensure all electric power is turned off to the unit. MP-402 Rev.(. U.; Page 19a

z c33.,g., ,. s ,,. :,.y,7 y, j g NOTE: A blue tag should be placed at the appropriate motor control center (MCC) breaker for the valve being checked. 7.5.9.2 Station two people, one at the motor control center (MCC) and one at the affected valve, with radios, for the remainder of this test. 7.5.9.3 Remove the motor overload heaters at the appropriate motor ~ control center (MCC). Completed by Date 7.5.9.4 Manually place the valve in mid-position. 7.5'.9.5 Turn the breaker to "on" at the motor control center (MCC). CAUTION: This step causes 120VAC to be present at the valve operator. 7.5.9.6 Depress and hold the "close" pushbutton at the motor control center (MCC) and verify the close contactor is energized at the MCC. NOTE: The "close" pushbutton must be manually held in through completion of Step 7.5.9.9. MP-402 Rev.[ _2g Page 20

l .._..).,. 7.5.9.7 Manually open the close torque switch and verify that the close contactor at the MCC is de-energized. 7.5.9.8 Release the close torque switch and verify the close contactor at the MCC energizes. 7.5.9.9 Release the "close" pushbutton at the MCC and verify the close contactor is de-energized. ~ Note: If the affected valve has a seal in circuit, depress the stop pushbutton to verify this step. 7.5.9.10 Depress and hold the "open" pushbutton at the MCC and vtrify the open contactor is energized at the MCC. NOTE: The "open" pushbutton must be manually held in through completion of Step 7.5.9.15. 7.5.9.11 Manually open the open limit swi tch and veri fy the open contactor at the MCC de-energizes. 7.5.9.12 Release the open limit switch and verify the open contactor at the MCC energizes. 7.5.9.13 Manually open the open torque switch and ver fy open contactor at the MCC de-energizes. 7.5.9.14 Release the open torque switch and verify the open contactor at the MCC energizes. 7.5.9.15 Release the "open" pushbutton at the MCC and verify the open contactor is de-energized. l MP-402 Rev. b, f C. Page 21

_g. ... v;., ....c NOTE: If the affected valve has a seal in circuit, depress the stop pushbutton to verify this step. 7.5.9.16 Turn the breaker to "off' at the actor control center (MCC). 7.5.9.17 " HOLD POINT

  • Install the actor overload heaters at the motor control center.

Inspected by Date Completed by Date 7.5.9.18 Turn the breaker to *on' at the motor control center (Mcc). 7.5.9.19 Verify proper valve movement by jogging to the open and close direction. Completed by Date 7.5.9.20 Turn the breaker to "off' at the motor control center (MCC). 7.5.10 Install limit switch compartment cover. 7.5.11 Return valve to 'Known Position

  • per Enclosure 1.

l24 l Completed by Date 7.6 DInsSDtBLY OF SMB-000 NOTE: References used in this section are from Enclosure 2. l24 l 7.6.1 Remove limit switch compartment cover. Rev.[, 2 6 Page 22 MP-402

w ,3 3 .... 3 : .y. v. - I 7.6.2 Disconnect leads to geared limit switch and torque switch. Record disconnection on Enclosure 1. l24 NOTE: Leads should be properly identified. Completed by Date 7.6.3 Remove, geared limit switch and torque switch. 7.6.4 If actor is to be removed from operator, then disconnect motor leads inside limit switch corpartment. Record on Enclosure 1. l24 NOTE: Motor pinion (PC-20) is keyed to motor shaft and held with setscrew. Completed by __ Date 7.6.5 Depress clutch lever (PC-7) to place unit in ' Manual

  • 7.6.6 Remove o Declutch Lever (PC-7) o Spring Cartridge Cap Cover (PC-43) o Spring Cartridge Cap (PC-2) o Worm (PC-24) and Torque Spring Assembly o Clutch Tripper Lever Assembly (PC-15)

NOTE: End of shaft should be flush with tripper assembly. l l l l MP-402 Rev., .C *' Page 23

._ e - + 3.w.; - a.m;A.;. -a.n;;.u.; _,.,__., _ _ _. - 7.6.7 Remove o Housing Cap (PC-6) and Handwheel Assembly Complete Drive Sleeve Assembly (includes PC-8,10,11,17, o 30, 33, 34, 50, 67, and 69) o Worm. haft Gear (PC-22) o Tripper Cam (PC-27) o Cam Spacers (PC-31 and 37) o Worm Shaft (PC-21) and Worm Shaft Bearing Cap (PC-4) ~ 7.6.8 To remove worm (PC-24), first remove internal retaining rino (PC-74). 7.6.9 To remove torque spring (PC-49), first remove elastic stop nut (PC-78). Record number of turns needed to remove. No. of Turns Completed by Date 7.6.10 Remove o Thrust Washer (PC-42) o Limit Sleeve (PC-35) o Torque Spring (Discs) (PC-49) o Thrust Washer (PC-41) NOTE: Orientation of torque spring discs, spacers, and thrust washers should be noted during removal. MP-402 Rev. Page 24

..t._- n ;. ,,.,.2,, ~ 7.6.11 To remove declutch lever shaft (PC-40) or clutch fork (PC-9), pull declutch lever shaft out of actuator. NOTE: Retaining ring (PC-70) must be removed to allow declutch lever shatt removal. 7.6.12 To disassemble drive sleeve assembly, press off lower drive sleeve bearing (PC-66). NOTE: Remaining components should slide off sleeve easily. Completed by Date 7.7 REASSDEBLY OF eMB-000 l22 CAUTION: To prevent limit switch binding, cartridge mounting plate should be centered over gasket and helical pinion rotated as screws are tightened. Rev.h,,M0 MP-402 Page 25

. g ;. -. n _ r.- ..t.,;g.w y. _...,;, c,... O 7.7.1 Reinstall o Declutch Fork (PC-9) o Thrust Washer (PC-42) o Torque Spring (Discs) PC-49 o Limit Sleeve (PC-35) NOTE: Orientation of torque spring discs, spacers, and thrust washers should be as originally fouLd prior to removal. 7.7.2 Replace elastic stop nut (PC-78) using the exact number of turns as noted in Step 7.6.9. No. of Turns Completed by Date 7.7.3 Declutch unit and rotate worm shaft gear (PC-22). 7.7.4 Reterminate all electrical connections. Record on Enclosure 1. ' HOLD POINT' After reterminations are completed, inspector to verify terminations. Initial Enclosure 1. For new jumper l25

wires, use only wires obtained from MMIS #01270197 for l

operators designated as QQ in the safety listing. l Inspected by Date Completed by Date Rev. A,g '*' Page 26 ~ a MP-402

_. 4 .....g. =. -n v c r. - n g,.-.:.:. - 33:.~ -. \\. a. Q t: v 7.7.5 Replace limit switch compartment cover. N Date Compis ed by 1 l ,/ ( s 7.8 ADJUSTM2NTS OF SMB-000'CI,UT G TRIPPERS \\ s 4 7.8.1 Remove, limit switch compartment cover. I 7.8.2 Disconnect motor leads. Record on Enclosure 1. l24 NOTE: Notor pinion (PC-20) is keyed to motor shaf t and held with setscrew. f Completed by Date 7.8.3 Loosen lockscrew on tripper adjustment arm (PC-26). 7.8.4 While holding down declutch lever (PC-7), lift adjusting arm to touch trippers (PC-28 and 29). 7.8.5 Tighten lockscrew (PC-26) while holding declutch lever down. 7.8.6 Rotate worm gear and check that unit shif ts to motor operation automatically. 7.8.7 Declutch unit and repeat Step 7.8.6. 7.8.8 Install motor. l Rev.so,b 0 Page 27 MP-402

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s.

1,3gg .,e. _. 3 o' \\ ~ ' Y, h ~ 7 8.9 Reterair. ate all ele-trical connections. Record on Enclosure 1. l' l'jN s i g ' HOLD p0 INT

  • Af.ter ggterminations are completed, inspector to

(; eg ~ ( verify terminations. t. Initial Enc;osure 1. For new jumper l25 \\ .: ires. use onlys, siris obtained from MMIS #01270197 for l operators designated,as Q2 in the safety listing. l \\ \\ t y I'\\'{i Inspected by 't Date v h Completed by Date 7.8.10 Replace limit switch compartment cover. 'p, Completed by' Date 7.9 DISASSEMBLI CF SMB-00 s NOTE: References used in this section are from Enclosure 2. \\ 7.9.1 Open or remove limit switch compartment cover. 7.9.2 D1: connect leads te geared limit switch and torque switch. Record disconnection on Enclosure 1. NOTE: Leads should be properly identified. Ccmpleted by Date MP-402 Rev.L .23 Page 28

g s:.. .y -.~,, u... w. . ~ > - .:.-.. c, e.. 7.9.3 Remove geared limit switch and torque switch. 7.9.4 If motor is to be removed from operator, then disconnect actor leads inside limit switch compartment. Record on Enclosure 1. [24 NOTE: Motor pinion (PC-20) is keyed to motor shaft and held I with sets. crew. Completed by Date 7 J.5 Depress clutch lever (PC-5) to place unit in " Manual". 7.9.6 Remove ] o Declutch Lever (PC-5) o Spring Cartridge Cap Cover (PC-25) o Spring Cartridge cap (PC-3) o~ Worm (PC-19) and Torque Spring Assembly o Clutch Tripper Assembly (pC-10) NOTE: End of shaft should be flush with tripper assembly. MP-402 Rev.h. 2 6 Page 29

I . - : ;:,.:,..a : s, up. e. m u ~: n' . + = l O 1 o 7.9.7 Remove o Housing Cap (PC-88) and Handwheel Assembly for Top Mounted Handwheel o For side mounted handwheel, remove bevel gear housing (PC-96) and entire handwheel assembly including bevel gear cartridge (PC-98). o Complete drive sleeve assembly (includes PC-4, 7, 8,12,14, 28, 29, 30, 43, 64, and 66). o Wonn Shaft Gear (PC-18) o Tripper Cam (PC-24) o Cam Spacers (PC-31 and 36) o Worm Shaft (PC-17) and Worm Shaft Bearing Cap (PC-35) 7.9.8 To remove worm (PC-19), first. remove internal retaining ring (PC-71). 7.9.9 To remove torque spring (PC-46), first remove setscrews, then remove elastic stop nut (PC-74). Record number of turns needed to remove. No. of Turns Completed by Date 7.9.10 Remove o Thrust Washer (PC-39) o Limit Sleeve (PC-32) o Torque Spring (DISCS) (PC-46) and Spacers o Thrust Washer (PC-38) MP-402 Rev. (, 2C Page 30 P-g.

m ~; _e, r r._ _ a,w;, y_-~._.. a :... _ _ NOTE: Orientation of torque spring discs, spacers, and thrust washers should be noted during removal. 7.9.11 To remove declutch lever shaf t (PC-34) or clutch fork (PC-6), pull declutch lever out of actuator. NOTE: Retaining ring (PC-70) must be removed to allow declutch level shaft removal. 7.9.12 To disassemble drive sleeve assembly, press off lower drive sleeve bearing (PC-66). NOTE: Remaining components should slide off sleeve easily. Completed by Date 7.10 REASSDIBLY OF SMB-00 l l22 l l MP-402 Rev., 26 Page 31

. -_. - - -- -. -. : i.;s, - . v: 7,, ,s.- $$$$$$$$$$$$$$$$$$$$$mS$$$$md$m$ mane $$$$$$m$mm $$$md$$$$m $=mA$$m CAUTION: To prevent limit switch binding, cartridge mounting plate should be centered over gasket and helical pinion rotated as screws are tightened.

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7.10.1 Reinstall o Declutch Fork (PC-6) ~ o Thrust Washer (PC-38) o Torque Spring (Discs) (PC-46) and Spacers o Limit Sleeve (PC-38) NOTE: Orientation of torque spring discs, spacers, and thrust washers should be as originally found prior to removal. 7.10.2 Replace elastic stop nut (PC-74) using the exact number of turns noted in Step 7.9.9. No. of Turns Completed by Date 7.10.3 Declutch unit and rotate wonn shaft gear (PC-18). MP-402 Rev. y,*1 Page 32 1

..... -..,... ap .., v- .n :- ,.,,...,.p... _.. .y 7.10.4 Reterminate all electrical connections. Record on Enclosure 1. I ' HOLD p0 INT

  • After reterminations are completed, inspector to verify terminations.

Initial Enclosure 1. For new jumper l25

wires, use only wires obtained from MMIS #01270197 for j

operators designated as QQ in the safety listing. l Inspected by Date Comple,ted by Date 7.10.5 Close or replace limit switch compartment cover. Completed by Date 7.11 ADJUSTMENT OF SMB-00 CLUTCH TRIPPER 7.11.1 Open or remove limit switch compartment cover. 7.11.2 Disconnect motor leads. Record on Enclosure 1. NOTE: Motor pinion (PC-20) is keyed to motor shaf t and held with setscrew. Completed by Date Mp-402 Rv.[. M6 page 33

.2 .g, .1 u..,..w o 7.11.3 Loosen lockscrew and tripper adjustment arm (PC-21). 7.11.4 While holding down declutch lever (PC-15), lift adjusting arm to touch trippers (PC-26 and 27). 7.11.5 Tighten lockscrew (PC-21) while holding declutch lever down. 7.11.6 Rotate worm gear and check that unit shif ts to motor operation automatically. 7.11.7 Declutch unit and repeat Step 7.11.6. 7.11.8 Instal.1 motor. 7.11.9 Reterminate all electrical connections. Record on Enclosure 1. ' HOLD POINT' After reterminations are completed, inspector to verify terminations. Initial Enclosure 1. For new jumper l25

wires, use only wires obtair.ed from MMIS #01270197 for l

operators designated as QQ in the safety listing. l Inspected by Date Completed by Date 7.11.10 Close or replace limit switch compartment cover. l Completed by Date 7.12 DIC14SDIBLY OF SMB-O TO SMB-4 NOTE: References used in this section are from Enclosure 2. I l y ou MP-402 Rev. N..# " Page 34 l

.>.. n.: :+..= e -u.-m - hx.. - e g ne, u _ . ; -g,,* ~ =.. _ _,. c 7.12.1 Open or remove limit switch compartment cover. 7.12.2 Disconnect leads to geared limit switch and torque switch. Record disconnections on Enclosure 1. l24 NOTE: Leads should be properly marked. Completed by Date 7.12.3 Remove geared limit switch and torque switch. 7.12.4 If actor is to be removed from operator, then disconnect motor leads inside limit switch compartment. Record on Enclosure 1. l24 NOTE: Motor pinion (PC-40) is keyed to motor shaf t and held with setscrew and lockwire. Motor pinion should be shouldered on motor shaft. 7.12.5 Depress clutch lever (pC-10) to place unit in " Manual". 99999999999999999999999999999999tittttaatttstsetttttttttttestat CAUTION: Declutch lever shaf t must be held in position when removing end cap and should not be allowed to pull out. eessessantsenettennessetenessessesseenstatsenstessesstattetesse MP-402 Rev. L 2 g Page 35

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o 7.12.6 Remove o Handwheel (PC-5) o Declutch Lever (PC-10) o End Cap (PC-4) NOTE: A loud snap should be heard on removal of the end cap, caused by the torsion spring (PC-54) being released. 7.12.7 Remove worm and torque spring assembly by temporarily replacing handwheel and turning in closed direction, causing assembly to screw out. NOTE: Disassembly of assembly is described later in this section. 7.12.8 Remove o Housing Cover (PC-3) o Complete Drive Sleeve Assembly (Includes PC-11,16, 20, 28, 75, 76, 77, and 78) o Retaining Ring (PC-89) Split Ring Retaine'r (PC-27) o o Split Ring (PC-47) o Worm Shaft Clutch Gear (PC-41) o Spacer (PC-46) (For SMB-0 and SMB-1 only)

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CAUTION: Do not use hands in the following step. ..aaa;;;;.;.....aae.;;;;;.;;;;;...;;.;;;;.22222;;;;;;;;;**+++* Rev. L, 2 O Page 36 MP-402

.,.m_. .,,. m._z. 4.,... m.,....,.:.... 7.12.9 Spread clutch trippers with tool to shift unit into " Motor" operation. 7.12.10 Remove clutch housing (PC-1) bolts. 7.12.11 Remove clutch housing together with trippers (PC-32 and 33) and fork (PC-12). NOTE: Worm shaft clutch (PC-50) will slide off. 7.12.12 Remove o Slide Clutch Spring (PC-58) o Declutch Link (PC-9) o Elastic Stop Nut (PC-84) o Handwheel Gear (PC-7) Shaft " Bearing Cap (P'C-8) ~ o 7.12.13 Remove handwheel clutch pinion (PC-42) by removing retaining ring (PC-92) while being careful to retain spring (PC-57) and spring ring (PC-17). 7.12.14 Remove handwheel shaft by tapping on motor end of shaft. 7.12.15 Remove shaft from handwheel end of housing. 7.12.16 If worm assembly is to be disassembled, remove elastic stop nut (PC-85). Record number of turns needed to remove. No. of Turns Completed by Date g _,f - MP-402 Rev. Page 37 ~

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._ - n 7.12.17 Remove o Thrust Washers (PC-48) o Limit Sle We (PC-29) o Belleville Disc Springs (PC-56) NOTE: Orientation of torque spring discs, sleeve and thrust washers should be noted during removal. e 7.12.18 To remove bearing cartridge stem (PC-45) remove setscrew in cartridge cap. 7.12.19 Remove ball bearing (PC-82) and worm (PC-53). Completed by Date 7.13 n m SEMBLY OF SMB-O TO SMB-4 l22 CAUTION: To prevent limit switch binding, cartridge mounting plate should be centered over gasket and helical j pinion as screws are tightened. l l i MP-402 Rev. k _ 2 6 Page 38 A m -

\\ .r..~, , sw. ,< :.,. ;; m. wr, _ -.r,. ~ <.. +., . :c - _ - _.s. 7.13.1 Reinstall o Belleville Disc Springs (PC-56) o Limit Sleeve (PC-29) o Thrust Washers (PC-48) NOTE: Orientation of disc springs, limit sleeve, and thrust washers should be as originally found prior to removal. 7.13.2 Replace elastic stop nut (PC-85) using the exact number of turns noted in Step 7.12.16. No. of Turns Completed by Date 7.13.3 Align declutch link (PC-9) with declutch lever and install. 7.13.4 Replace worm shaft clutch (PC-50). NOTE: Install with smaller set of lugs first to engage lugs on handwheel clutch pinion. 7.13.5 Replace wom. NOTE: It may be easier to rotate worm shaft clutch (PC-50) to engage splines on wom shaft. 7.13.6 Temporarily replace declutch lever (PC-10) and handwheel. MP-402 Rev. h.0 0 Page 39 m i

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n- >m-c r-e 4;. '. - ;:r: w =w_2.. ..L.. _.. 7.13.7 Rotate handwheel in opposite direction used to remove worm. 7.13.8 Align torsion spring (PC-54) holding declutch lever in posi-tion. 7.13.9 Remove declutch lever. 7.13.10 Replace end cap (PC-4) and spring cartridge plate with gasket (PC-71 and 72). NOTE: Bolts should not be tightened. 7.13.11 Replac'e declutch lever leaving 3/8 inch space between end cap and housing. 7.13.12 Depress declutch lever in " Manual" and secure end cap (PC-4). 7.13.13 Inspect pinion gear tooth wear, then install motor pinion (PC-40) and ensure tight fit on motor shaft. ' HOLD POINT

  • NQC Inspector to verify motor pinion (PC-40) installation per Enclosure 2.

NOTE: SMB-0 motor pinion is installed with setscrew lockwire between gear teeth and motor flange. SMB-1 through SMB-4 gee.r teeth are between setscrew /lockwire and flange. Inspected by Date Completed by Date 7.13.14 Reterminate all electrical connections. Record on Enclosure 1. ' HOLD p0 INT

  • After reterminations are completed, inspector to verify terminations.

Initial Enclosure 1. For new Jumper l:S

wires, use only wires obtained from MMIS #01270197 for j

operators designated as QQ in the safety listing. l Inspected by Date Completed by Date MP-402 Rev. .I' ;_' Page 40

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12.:.2.11 >-x.:,re .r. w e Aw-D 7.13.15 Close or replace limit switch compartment cover. Completed by Date 7.14 SETTING GEARED LIMIT S~ DITCHES FOR SMC-04 NOTE: Refer to Enclosure 10 and Enclosure 11. l24 7.14.1 If applicable, turn off all electrical power to unit. 7.14.2 Open or remove limit switch compartment cover. NOTE: The Nuclear Electrical /IC Supervisor or his designee will en mine limit switches and determine need to remove unit for maintenance or reset switches. NOTE: When setting limit switch, the intermittent gear shaf t should be used to indicate direction of rotation. I MP-402 Rev. [. 26 Page 41 MMMY%Mg,

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7.14.3 Turn set rod clockwise to a "Stop* Position. NOTE: If rotor has not turned 90* to open contacts, the intermittent gear shaft should be turned in same direction until rotor turns and contacts open. If rotor has turned and contacts are open, intermittent gear shaft should be turned in opposite direction until , contacts close, then in same direction as originally noted until contacts open. The rotor is now set in correct position so contacts open. 7.14.4 Back off set rod until it stops. 7.14.5 Ensure internittent gear shaft is tight and will not move. NOTE: Do not force gear shaft movement. 7.14.6 To set tripping position of other rotor (s), position valve at opposite end of travel and follow same procedure, t 7.14.7 Close or replace linit switch compartment cover. i 7.14.8 Turn on all power, as applicable. Completed by Date 7.15 DISASSDEBLY OF SMC-04 NOTE: References used in this section are from Enclosure 2. l24 ,,(. EC Page 42 2 MP-402 Rev.

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. ~.,. : ~..;.y_. ;.a... - 7.15.1 F.eaove limit switch cover (PC-85) and torque switch cover (PC-89). 7.15.2 Disconnect leads to geared limit switch and torque switch. Record disconnection on Enclosure 12. l24 NOTE: Leads should be properly identified. Comple,ted by Date 7.15.3 Remove o One grease plug from housing to equalize air pressure. o One screw (PC-163) Holding' Torque Switch. o Two screws (PC-170) Holding Gear Switch. 7.15.4 Remove geared limit switch and torque switch.

  • 15.5 Remove o Screws (PC-154) o Motor End Bell (PC-70) o All "K" Disc Springs (PC-75) o Rotor (PC-71) and Shaft Subassembly o
  • 0' Ring (PC-80) 7.15.6 If spur gear (PC-73) is to be replaced, remove flexloc nut (PC-45).

7.15.7 If motor stator (PC-76) is to be removed, consult factory representative. MP-402 Rev. L. 26 Page 43

.,_.-.-u .w saw - 7.15.8 Remove o Bolts (PC-148) o Declutch Shaft Cap (PC-55) o Declutch Shaft Subassembly o Quad-Ring Spacer (PC-3) o Quad-Ring (PC-7) 7.15.9 Pull torque spring and worn shaft subassembly until ball bearing (PC-50) hits worm gear (PC-14). NOTE: Worm, shaft assembly should move to allow worm gear to disengage from worm (PC-40). 7.15.10 Remove o Bolts (PC-140) o Housing Cover.(PC-25) o Torque Spring o Worm Shaft Subassembly o Drive Sleeve Subassembly Completed by Date 7.16 REASSDIBLY OF SMC-04 l22 MP-402 Rev.la.. 73. ' Page 44 i l l

.;.vy:a.m ag wr;x. :. en,q m.o - -ge:. n n NOTE: During assembly, lower lugs on clutch sleeve (PC-16) must engage with internal grooves on eccentric ring (PC-15). Clutch sleeve should be rotated by hand, if needed, to engage with eccentric ring. 7.16.1 Reinstall o Drive Sleeve Assembly ~ o Worm Shaft Subassembly o Torque Springs o Housing Cover (PC-25) o Bolts (PC-140) NOTE: When installing declutch shaft subassembly, the arrow cast on face of declutch lever (PC-53) must point toward mounting base. 7.16.2 Install o Quad-Ring (PC-7) o Quad-Ring Spacer (PC-3) o Declutch Shaft Subassembly o Declutch Shaft Cap (PC-55) o Bolts (PC-148) o "0" Ring (PC-80) o Rotor (PC-71) and Shaft Subassembly o All "K" Disc Springs (PC-75) o Motor End Bell (PC-70) o Screws (PC-154)

e,.2 0 Page 45 MP-402 Rev.

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7.16.3 Install geared limit switch and torque switch. 7.16.4 Reinstall o Screws (PC-170) Holding Gear Switch o Screw (PC-163) Holding Torque Switch o Grease plug removed to equalize pressure. 7.16.5 Reterminate all electrical connections. Record on Enclosure 1. ' HOLD POINT' After reterminations are completed, inspector to verify, terminations. Initial Enclosure 1. For new jumper l25

wires, use only wires obtained from MMIS #01270197 for j

operators designated as QQ in the safety listing. l Inspected by Date Completed by Date 7.16.6 Replace limit. switch cover (PC-85) and torque switch cover (PC-89). Completed by Date 7.17 REPLACEMENT OF STEM NUT ONLY emessensenseeseesessessnessessensensenessessesseneseemens...... CAUTION: Sten nut must not be removed with unit under load or with valve under pressure. enesenessenes........... eesesseeeeeeeeeen e essesee. .e ..se MP-402 Rev. 9.: Page 46 _L..=

'... v.,.;,qp....k..I .vrt.<,. p: 9g,,. 4. pp.,..# 7.17.1 For type SMB or type SMC, the locknut is staked in two places. Locate stakes and spot with a drill. 7.17.2 Clean all metal particles and remove stem nut. 7.17.3 On valves having a threaded stem, o Remove Lccking Nut o Turn handwheel in closed direction. o Observe stem nut rising up threaded stem. ~ o Remove nut when nut splines are free from drive sleeve. NOTE: Type SMC Operators have stem nut spacer (PC-13) which must be removed before the stem nut. 7.17.4 Thread replacement. nut on valve stem until nut splines mate -with drive sleeve splines. 7.17.5 Turn handwheel in open direction until stem nut seats in drive sl eeve. 7.17.6 Replace nut spacer and locknut. 7.17.7 Turn clockwise until tight. NOTE: For SMC Operators, top of locknut should be flush with top of drive sleeve. 7.17.8 Stake locknuts at two points approximately 180* apart. 7.17.9 Reset geared limit switch. Completed by Date MP-402 Rev. L 2g Page 47 n

(...... - ..,. p -.4 ; e.a.,, _ y._. Q ~ 7.18 GASKETING INSTRUCTIONS FOR ALL LIMITORQUE OPERATORS NOTE: All gaskets except housing cover gaskets and limit switch compartment gaskets are 1/32 inch

thick, anchorite or equivalent.

7.18.1 Clean housing cover and main housing gasket surface. 7.18.2 Install drive sleeve assembly with bearings. 7.18.3 Install housing cover. 7.18.4 Measure gap between housing cover and main housing. 7.18.5 Add 10 percent to measured gap and install closest nominal gasket thickness or combination available. Completed by Date 7.19 ADJUSTENTS AND REPLACEENTS OF DINGS COWANY BRAKE PARTS 7.19.1 Installation of brake on motor end shield. NOTE: Enclosure 8 can be used as a reference for this section.

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CAUTION: The manual release should not be operated and brake coil should not be energized prior to installation. MP-402 Rev. L .2 6 Page 48

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CAUTION: Care should be taken to prevent damage to all machined surfaces.

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7.19.1.1 Remove hub (14) from brake and mount hub with key (not supplied by dir.gs) on motor shaf t. NOTE: Mountin'g should be per dimension "BC" in Enclosure 8, Figure 1. Hub used should be for hazardous conditions. 7.19.1.2 Torque bolt setscrews to 8 to 10 ft. lbs. Final Torque Value Wrench ID Cal Due Date Completed by Date 7.19.1.3 Remove cover bolts (21) and cover (1). NOTE: Manual release should not be operated until brake is installed. 7.19.1.4 Remove nicks and burrs from motor "C" flange. 7.19.1.5 Slide brake over hub (14), engaging teeth of rotating disc (10) and hub. MP-402 Rev..':. I Page 49

( .p:.y.; me,.., _-g ;,y.. y. - 3_ O 7.19.1.6 Install mounting bolts (15) and tighten. 7.19.1.7 Torque locking setscrews (16) to 38 to 40 ft. lbs. which will seal flame path around mounting bolts. Final Torque Value Wrench ID Cal Due Date Completed by Date 7.19.1.8 Check rotation of hub. NOTE: Hub should not rub in bracket (13). 7.19.1.9 Measure diametrical clearance of hub outside diameter to bracket bore. NOTE: If clearance exceeds 0.024

inch, notify Nuclear Electrical /IC Supervisor for resolution.

Clearance Instrument ID Cal Due Date Completed by Date 7.19.1.10 Connect brake leads to power per Enclosure 8, Figure 2. NOTE: Wiring should be positioned to prevent pinching and be taped to prevent grounding. b,2b Page 50 MP-402 Rev. l _J

.;.;w w. x,. :< ;g:.s 9 ,a?.... ~ + : > :::-p-- 7.19.1.11 Replace cover (1). Suggested method of reinstallation:

a. Thread a 3/8 inch diameter by 5 inch long stud (threaded one end 3/816NC) into one cover bolt hole, as a guide.
b. Slide cover into position.
c. Tap with soft mallet until cover seats.
d. Install three cover bolts finger tight.
e. Remove stud and insert fourth cover bolt.

~

f. Tighten evenly until spring washer (22) is fully compressed.

NOTE: Loose or missing bolts will render brake unsafe for hazardous locations. Completed by Date 7.19.2 Installation of Brake With Adapter On Motor End Shield 7.19.2.1 Remove nicks and burrs fra motor "C" flange. 7.19.2.2 Mount adapter to motor flange using bolts and lockwashers. NOTE: Soft mallet can be used to tap adapter into pl ace. Bolts should be drawn up evenly. MP-402 Rev. u 2$ Page 51 ~ -~.-

. :.,, ; q.; 7.19.2.3 Check alignment of adapter, as follows:

a. Clamp indicator to brake hub (Position " A").
b. Measure pilot eccentricity.

NOTE: If greater than 0.006 inches total indicated readout, notify Nuclear Electrical /IC Supervisor for resolution.

c. Reposition dial indicator (Position "B").
d. Check adapter face runout.

NOTE: If greater than 0.006 inches total indicated runout, notify Nuclear Electrical /IC Supervisor for resolution. Pilot Eccentricity Face Runout Dial Indicator ID Cal Due Date Completed by Date 7.19.2.4 Remove hub (14) from brake and mount hub with key ( not supplied by dings) on motor shaft per Enclosure 8, Figure 1. 7.19.2.5 Torque setscrews to 8 - 10 f t. lbs. Final Torque Value Instrument ID Cal Due Date Completed by Date b,MO Page 52 MP-402 Rev. .. ]

Q.x a.:; *, -u::ina.n;. s +. _ '.s, ~. m . :s .w -> p. --.. y,,. .3 7.19.2.6 Complete mounting of brake per Steps 7.19.1.3 to 7.19.1.11. Completed by Date 7.19.3 Installation of Foot Mounting Brake NOTE: Enclosure 8, Tables 3 and 4 and Figure 4 can be used as a reference for this section. 7.19.3.1 Install bracket (F1) over motor shaft extension and install capscrews (F8) finger tight. NOTE: Distance from mounting face (FI) to motor shaft must not exceed dimension "AH" on Enclosure 8, Table 3. 7.19.3.2 Clamp dial indicator "A" to motor shaft. 7.19.3.3 Position bracket (F1), with shims as necessary, by tapping with soft mallet entil total indicated runout is 0.002 inch maximum. Final Runout Dial Indicator ID l Cal Due Date Completed by Date l n MP-402 Rev. b,'*'

  • Page 53

...c.:;- ., 3 :... l 7.19.3.4 Move dial indicator to "B" and position bracket until total indicated runout is 0.004 inch maximum. Final Runout Dial Indicator ID Cal Due Date Completed by Date 7.19.3.5 Tighten all bolts. 7.19.3.6 Recheck alignment as described above. NOTE: Adjustments should be made until tolerances are within 1inits with all bolts tight. 7.19.3.7 Drill eight 1/4 inch diameter holes into mating parts. 7.19.3.8 Drive dowel pins (F7) into place. 7.19.3.9 Mount stop bushing (F3) on shafts with clearance of 0.005 to 0.015 inch between bushing and bracket (F1). 7.19.3.10 Mount hub (14) on shaft and butt firmly against stop bushing. 7.19.3.11 Complete mounting of brake per Steps 7.19.1.3 to 7.19.1.11. Completed by Date MP-402 Rev. L 26 Page 54

,.n. ~. .~- r-7.19.4 Wear Adjustment NOTE: Enclosure 8, Figure 1 and Table 3 can be used as a reference for this section. 7.19.4.1 When magnet gap measures "A-MAX", adjust to "A-MIN" per, Table 3, using gap adjusting nuts (2 and 4). NOTE: Magnet gap increases as discs wear and must be adjusted periodically. Adjusted Gap Measurement Instrument ID Cal Due Date ~ Completed by Date 7.19.5 Torque Adjustment NOTE: Enclosure 8, Figure 1 and Table 3 can be used as a reference for this section. 7.19.5.1 Adjust length of torque springs (7) to Dinension "D" per

, Table 3, for rated torque.

To increase toraue, decrease spring length. NOTE: Both torque springs must be adjusted to same length. l O Page 55 MP-402 Rev. > J

..x.. .:. a.. l I 7.19.6 Friction Disc Replacement - s NOTE: Enclosure 8, Figure 1 can be used as a reference for this section. 7.19.6.1 Remove o Cover Screws (21) o Cover (1) 2 o Pivot Stud (32) o Reset Spring (37) o Drive Gear (31) o Drive Spring (50) o Driver (39) Release Gear (34) o o Release Bearing (35) o Gap Adjusting Nut (2) o Reset Spring (37) o Drive Spring (50) 7.19.6.2 Remove magnet plate (3) while being careful to not bend control rod assembly (46). 7.19.6.3 Remove o Gap Adjusting Nut (4) o Torquc Nist (5) o Washer (6) o Torque Spring (7) o Pressure Plate (9) 1 b.EO Page 56 MP-402 Rev. l

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g3 7.19.6.4 Replace friction discs as needed. 7.19.6.5 Reassemble brake. 7.19.6.6 Replace o Pressure Plate (9) o Torque Spring (7) o Washer (6) o Torque Nut (5) 7.19.6.7 Set spring length to dimension "D" per Enclosure 8, Table 3. 7.19.6.8 Assemble gap adjusting nut (4) and magnet plate (3). I NOTE: Control rod assembly must not be bent. 7.19.6.9 Set magnet gap to dimension "A" per Enclosure 8, Table 3. 7.19.6.10 Install two release bearings (35) into recesses of magnet plate (3). 7.19.6.11 Thread two releare gears (34) onto release rods (33) then turn clockwise until snug. NOTE: Pressure plate should not be raised. 7.19.6.12 Ensure release rods (33) are seated in the pressure plate recesses. 7.19.6.13 Insert lock spring (42) and lock pin (41) in underside of driver (39). MP-402 Rev. $) 833 Page 57

_ _.....s 2.c 7.19.6.14 Center driver (39) on magnet plate (3) while engaging lock pin (41) in lock bushing (40). 7.19.6.15 Insert pivot stud (32) into drive gear (31) and driver (39). 7.19.6.16 Line up marked teeth of release gears (34) and drive gear (31) then tighten pivot stud (32). NOTE: If markings are not visible, go to Step 7.19.6.20. 7.19.6.17 Install drive spring (50) and reset spring (37). 7.19.6.18 Check operation of manual release mechanism. NOTE: Nuclear Electrical /IC Supervisor will resolve problems. 1 7.19.6.19 Complete mounting of-brake per Steps 7.19.1.3 to 7.19.1.11. Completed by Date i Rev. w., M 6 Page 58 MP-402

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7.19.6.20 Alternate method of lining up release mechanism if markings are not visible.

a. Turn release gears (34) clockwise until both are tight and magnet gap is fully closed.
b. Rotate gears counterclockwise from vertical centerline and center of brake, 10 roots of teeth,
c. Drive gear (31) is to engage tenth root from top right and lower left edge of drive gear (31), the number of teeth as follows:

o 1 Disc = 5 Teeth o 2 Disc = 6 Teeth o 3 Disc = 7 Teeth o 4 Disc = 8 Teeth o 5 Disc = 9 Teeth NOTE: Thermal release mechanism or control rod setting should i be moved. t l 7.19.7 Maanet coil Replacement NOTE: Enclosure 8, Figures 1, 2, and 5 and Table 2 can be used l as a reference for this section. l l 7.19.7.1 Remove magnet assembly (3) per Steps 7.15.1.1 to 7.19.1.3. l l [p MP-402 Rev. 6 C Page 59 w.

us.u..a;2.: : za. w z.a = uass- - e x.u c=.. u : -.i.... -.. 7.19.7.2 Remove shading coils (51) (Single phase brakes only). NOTE: Coils are held in place by epoxy cement or by bent over end laminations. Coil can be forced off magnet if needed. 7.19.7.3 Remove excess epoxy from magnet surface or bend up laminations, as required. ~ 7.19.7.4 Replace coils. NOTE: Sequence of black and yellow leads must be maintained. NOTE: Shading coil.s must be replaced and held securely by staking in center of shading coil slot or by cen:enting with epoxy. Bend down laminations to securely hol d coils. 7.19.7.5 Reassemble brake per Steps 7.19.6.5 through 7.19.6.18. Completed by Date MP-402 Rev.L 2g Page 60 ~ a. 4 -m +

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.. 7;:m,U;+w.- c._e c. a- . e--e: = :- ~--------- - - 8.0 POST-MAINTENANCE TESTING AND SYSTEM RESTORATION 8.1 Following disassembly and reassembly of the Limitorque unit, refer to the appropriate sections of this procedure for resetting the limit switches and torque switches. 8.2 Upon completion of the maintenance activity, the valve operation should be verified and the valve returned to service ~ by use of an approved Operational Procedure or by release of the Equipment Clearance Order, whichever is applicable. 8.3 A functional test of the system involved is to be run per approved Operational Procedures or Surveillance Procedures during which the valve ( s) involved are to be checked for leakage. ' Any signs of leakage or improper operation are to be reported to the appropriate supervisor. MP-402 Rev. L. l2 g Page 61 ..._.. _. _ _ _ j ---._.7..

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. :: L- - - -- - - - - - - * ~ ~ t. 1 l ENCLOSURE 1 MOTOR OPERATED VALVE OPERATOR DE-TERMINATION - RETERMINATION SHEET DOCUMENTATION FOR SETTING TORQUE SWITCHES FOR TYPE SMB OPERATORS LIMITORQUE VALVE CLEARANCE NO. W.R. # VALVE IS SHOWN IN FULL DOCUMENTATION FOR SETTING TOROUE SWITCHES OPEN POSITION TOP Operator Size GEAR BOX SETTING: "As Found" - Open Close ~ I. acToa *2 1 L = ca *2 I "As Left" - Open Close gg h43 sH a Fe sa REASON FOR CHANGE: c1 11 CLtd [ h60 70H 7 FeCL1 Repacked Valve g l Repair Operator or Valve Operating Condition Change 2 d. 2 HR 6d { hc Hot Setting l l Preliminary Setting 51 H 1 pe 55 43d { h45 Reseated Valve y L Other (please define) CLOSE OPEN FR_ONT Check locking nut for tightness and insure [ OPEN FRONT CLOSE that the threads have been staked. m 3 1 p13a Initials Date 9H g he 9A 13 !I COMMENTS: to d to pe loa 14d ] h14A 11d ] h11A 15e -{ 15 he 15A II 12d ] h12A 16H 16 Fe 16A Known position: Full Open Full Closed { { Motor Leads: L1 L2 L3 { moton as l - [ moron s4 l l For new jumper wires, use only wires obtained 25 GEAR BOX from MIS s01270197 for operators designated as QQ in the safety listing. SOTTOM Date QC Verify Terminations Face the rotor tips while terminating or de-terminating leads Cable numbers De-terminated: Cable numbers Terminated: Date: De-terminated By: Date: Terminated By: Retest checks 1) Motor Rotation 2) Make sure Limit Switch Actuates Just Before "Close' Torque Sw Stops Motor 3) Check Light Functions. Date: Completed By: Date: Electrical Supv. 912 411 MP-402 Rev.L 26 Page 62

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~ Pcge 22 SMB-0 TO SMB-4 & SMB-4T n C% Footnotes (1) Two required on SMB 3 & 4 (2)Cnty on SMB 0 & 1 C @ cEsemos g ~ 5 CLuYCM ~CusiNG E. T 2 woustNG h9 NM E 3 wousiNG CQVED To h CE M D 4 sectNG CA ATaiOGE C AP VI (' QCS 56t - S = AN C**E EL '2' [' gg M ih e L'viT SW Coup COVED N, w e-f, 7 MANCWMEElGEAA ^ I U ' D E e WOmu swaFT beaming CA A T ~ f.f O W i ? E-9 CECLUTCM UNM y. ,3" h-i. A

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  • w.2 6 Page 69 ENCt.050RE 2 (Page 7 of 9)

MP-402 Rev.

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.c,-, <.,...~w. ..:~r; a.r... ,.g,;.... y ~ SMC-04 1 ii .g m e Q: Wi g ~ s [-M Rotor and Shaf t Subussemblf t s ,6 S [- , Drive Sleeve Sebasse b: ^ \\% ~ .7 C Declutch Shaf: Subasse blv r r Torcue Soring and 'Jorm ^ s 3 Shaft Subassembly D t,, h N o_ g N (/N P^ t ' ~ a m s ^ ~ raw eg#4 W MP-402 Rev. L. _.O 6 age 70 ENCLOSURE 2 (Pace 8 of 9) o -

G s_ = - ~w...w m e.;; ~ ' -x' SMC-04 ~ ~.. e-PARTS LIST pC. PEA D E SCRIPTIO N 4 1 SEARING CU A f LCWEE) 5 1 B E ARING CU P 'U P"E"' 10 1 CRIVE SLEEVE 11 1 5 TEM NUT PARTS LIST ~ 12 1 LCCKNUT 13 1 5 5'C E" ' STE M N'J" 14 1 WCA M GEAR PC. PEA D E SC AIDTICN 15 i ECCENT AIC AING 1 1 HOUSING-M ACHt N ED 16 1 CLUTCH SLEE'vE 2 1 SE.AL A ETA NEA 17 1 SPGiNG CUP 3 1 CUAO AINC SPACE A ILOWEP) e 1 CUAO AING -18 1 CCMPAESSICN SEG'NG 19 1 SEVEL GE A A 7 T CUAO AING - pg y 3 E aplNG CONE e LCWERI 45 1 FLEALCC NUT 70 -1 MCTCA END G LL 21 1 BE A AiNG CCNE WGGEU) 22 1 THAUST BEA AING SU B.ASSEYBLY 71 1 MOTCA SHAF. & AOTC A e 24 1 d Ef ' ACUNO ENOS) 72 1-BEA AING ADAFTER 75 9 pCUSING CCVE A 73 1 MOTOR PINION 74 1 OtL 5EAL 2s 1 N ANOWwEEL AOAFE A 27 1 SHIM SET 75 4 'K ' OISC 5FAING 29 1 A ETAINING AING 75 t STATOR 77 1 B ALL 8 EA AING -29 1 GG E ASE E6T9NG 75 1 BALL BEAAlNG = -30 1 CUAD AtNG 33 9 C.p]NG 79 1 5TATOA SMIELD 80 - 1 0- A t N G +---?. -32 1 0 AING 33 1 HANCWHEEL 81 1 0- AING 34 1 eE A AING C A AT AiCGE 82 t' KEY 85 1 UMIT 5 WITCH CCMGa ATMENT CGVER -35 i CISC SPG NG GACK i 3e 3 THGuSTAAswEm 86 O-AiNG - +- 37 1 TCACUE L'MIT SLEEVE 87 1 OIAL WINCGW-38 1 GUiCE SLEEVE t TCACUE SW6TCH CCM AARTVENT COVER 39 1 WC A M SF AFT 9( 1 0 A6NG 40 1 WCAM ss 5-PaPE ALUG S 41 1 S PU A G;.A A < 30 1 0- AING 42 2 WC AM SPACE A ' 35 8 HEUCCIL INSERT 4.3 2 WC AM S AACE A $40 4 P Ex HEAO CA A SC AEW 44 1 SPU A GEA A S AACEE ' 41 4-LMKWASHER tlNT TOOTM' 45 1 FLE xLCC NUT < 44 4 NE * *EAO CAP SC AEN 46 1 ELE ALCC NUT 3 ~- -- < 49 4 LCCGA SMER tint TCOTHt-47 1 AETAiNiNG RN M %/fL'iN* 150 4 SCCK ET HEAD CA A SCR EW 4 1 TC ACUE LIM 8T SLEE 4 + g'

  • 15" 4

LCCKWASHE A f MI CCLLA A f 49 1 8,aLL E EA A6NG 152 4 SCCKET HEAO CAP SCREW So 1 S ALL EEA AiNG 153 -4 LCCKWASHE A 'H6 CCt.LAh 51 2 KEY tSCUA AE ENCS) $2 i OEC.U TCH S-A ET 154 4 SCCK ET HEAO ~' 54 1 CEC.UTCHt.EvEA ' 55 4 LCCGASHER ( HI CC LLA RY SS 1 CECLUTCH 5-Am C AP ' 57 2 E'GE PLUG 56 1 FUNGE EEA AiNG ' et SCCKET HEAD SET SCFEF ._S 7 1 SPACEA - e3 E'LLISTEA mea 0 CA A SC A EW 58 1 SPACEA ' 64 LCCKWAS HE9 t HI CC LLA A r ._S 9 1 AC U. P'N < es 1 GaGEGLUG .. _ 6',) 2 kev aSCUA AE ENC! "70 2 F3LLISTE A HEAD CA A SC AEW I' '62 r l'. CUAOAiNG 171 ? LCC CWA S H E A n NT. TCGTHt iO O-AING . 63 t_ATC H EiNiC N 'M _1__ LATCH 7 6 i Clevis s'N _f6 i MANCAEL 67 1 TC AyN 5PAING I ! e.8 t FLA. WA SM E A i 19 1 CO 7 EA G'N i 99 1 CiSC SFAING GaCK <2e 1 - E r. S CC = = 2._ - .9 - 44 4 MB *iACCA3SCPEW < 45 4 LCC G A $ a E 3 e mel C L'_A A ) ' e9 1 A FAINING.aiNG Rev.3.,,'.s Page 71 ENCLOSURE 2 (Page 9 of 9) MP-402

, p.. s TWOTRAINGEARED LIMITSWITCH-ROTORTYPE* NOI A 0 DESCRIPTICN 48 1 1 CARTAICGE 2 1 calve SLEEVE & SHAFT R A~ YN 'bb$ ;. -- 3 1 CAfvE PINION . - J 4 1 CRIVE PINION f SECCNOAAY N g 5 1 CECLUTCH SPD:NG 3 @[ + * " 6 2 BUSHING h 7 1 'O ' A'NG 8622* 2'

  1. (

f6 8 1 PtN 41 i i 9 1 G ACCVE D'N. 2 : * .G 10 1 WASHEA 11 1 CitSEAL 41 1 GEAA FAAME 42 2 !NTEm GEAA SrAP 62 43 2 INTE A D'NtCN S* Ar* 44 2 G L F A AME 20'v E A 45 8 INTE AMitTENT GE.A A 54 la 46 6 INTE AMIT'ENT D N Ca4 g, 47 2 STEM SPU A PIN CN '8 1 SET ACO 49 2 ACTCA 50 2 G ACCVE P'N ' n.' e %.G 51 2 CC'iE A GASK E' 1 - 1 w. ,2 a w L- -c l! 53 1 O'-AING ste20 3 .a ./ _._+ _29,hd N+@ U,. - 1 S -Ti~G ACo evS-'~G t, -P w.l i 55 1 GASKU. GEAA F A AME h-Q,*. W A' g __g-{- .e ,-_. e - D; - - / 57 2 O* AING IFC A INTER 56 3 INSEAT ACTCA L ump. r e.r GEAA SHAFT AC 421 \\ 58 2 G ACCVE P'N e?iLG 61 1 FINGER B ASE / \\ 62 8 A H FINGE A ASSN \\ I 63 8 L M FINGEA ASSY 64 16 s10 32 x 1 LG HE)r wC C S 65 16 s10 LCCrAASHE A 66 32 s10-32 HEX NUT 67 32 stoSW 8'O WASHEA 68 2 s't.20 a *6 LG FILL HO C S 69 2 '4* lNT TCOTH LCCM AASHEQ rc-c.cee s : se e se:c 0 e. ::- f 0C' Cry 'O' *e $w0 Osse

  • 0 % 'e s'9 7 26 Dage 72 ENCLOSURE 3 MP-402 Rev. 'u..

.,.n ,s'.....r,.. s i FOURTRAINGEARED LIMIT SWITCH-ROTORTYPE* ProcedureforSettino- "ca ~o o"ne="""' oe" o"c ~o "' "o*se'o'some "e-eo"e==- g' Close electric crcuits. GenerClly one rotor hon depending on me reCuireme~s c' The four train gecred limir switch (Rotor is ser to rno or full open posinon of me me project type) employ 5 four rorcry drum 5wtrChe5 vClve. Ond one rotor 15 Ser to rnp Cr full to ser N Swi@e5 Cf C four rtin CrCr *vce ecch hCving four conrocr5When the rCrCr c!C5e posinon of the volve The Cfher two Switch follow me 50me ~^ca^ ra ^' is properly ser 10 rnp or the desired pos - descnbed fCr *he two trC5n~rc'rc thc~e Switch The ucper semng rcd ;< :4S ollows Ccjustment of me two Odjccen* A upper rCrCr5 Cnd icwer setnc rCc cc '"/#

  1. 40 Cllows COjuSrmeer Cf te 50 CC C -

^ PC. NO No. RECO. DESCRIPTION [ rm 22 2 L BUSHING 63 ] 23 1 DRIVE SHAFT /. VMQT^ Q }.{'y~.{ } 20 1 DRIVE ANION flNTERNAL) _M 29 1 HEUCAL ANION 23 2 GROOVE AN 4 3 x 1" LG h

  • m 27 2

DAIVE SLEEVE & GEAR [ 28 2 DECLUTCH SPAING pme 29 2 DAIVE PINION SPUA g 30 2 RN 4 0 x "/. LG. ~ 31 1 CARTAIOGE GASKET 32 1 CARTRIDGE MTG PLATE \\ ! ! \\ \\ t f' ex 20 m % LG SOC HD 'C S .b/ ' 4 ' \\ 1 O*-RING. s6227 11 \\ 35 1 C -AING e6227-21 k \\ \\ h 4 36 4 1 x *FlLL HO CAP \\ \\ ,7 ,p ,v, "b i. _'O O2 4 INTER GEAR SHAFT I Ji h.H. T 7-I h of 2 GEAR FRAME V.1

-_s L cs c-n. e g,,l4 M 4hj p~ h p

,, M, 3, s 43 4 INTER ANION SHAFT - a M z( e. -.--j N .h q

i"{ [.[

44 4 G L FRAME COVER l p\\ ' ~ a 65 16 INTERMITTENT GEA A p .b'- ~ 48 12 INTEAMITTENT P1NION f j / / - / T T 07 4 STEM SPUR PINION 48 2 SET ROD // / / 60 4 ROTOR 50 4 GAOovE PIN M2 2 m h" LG / ,g,, y 51 4 COVER GASKET u, ,, 3 G2 16 e6-32 s X* LG FILL HD M S $3 2 O AING 81820-3 S4 2 SETTING AOO BUSHING ,,,,w GG 2 GASKET. GEAR FRAME ,3, 56 16 INSERT (ROTO A) -{ 3 57 2 "O"-RING. s1820-5 -'M 58 2 GROOVE PtN % C a 1* LG. G1 2 FINGER BASE ,' 'y 1" -G2 16 RR FINGER ASS"f .sg d f* 16 LH.FINGEA ASSY f 32 810-32 m 1* LG HEX. HD C S g p 69 32 e10LOCKWASHER 66 64 910-32 HEX NUT .T ;~e Q. i q' ~ 67 64 e10SW13D WASHER .E ?. 7 68 4 eM-20 x 4 F1LL HD. C. S. 69 4 %*lNT TOOTH LOCKWASHER 9 b,, ~ __ __ h o_ _5 2 __ ___ _ _ __ _ _ F*!f'l OR11R E d

.. ~ - -:, z ~~ DOUBLE TORQUE SWITCH

  • ProcedureforSetting:

desired number Ourpur torque inCrecses -en ~gne, numee,s 1 Torque semng must be moce wirn 5 Nen oc. 40 switch mounted in bmitorcue c were vcNe e%:nicoh rc sect 2 Mcke sure ol! e,'ecmc power :s off ms g y N C# 3 Locsen pon neod screws pc. *00. 4 For Open Or CICse Operation ser striker pc. 225 to required torque setting. mer:ning me edge of me striker wirn D.- - m 0+* Cue ~Ce 'r :- PC NO l NO. AECO DESC AIPTION i h-1 1 TE A M'N AL BLCCF 3_ 2 2 CONTACT B AIDGE 3 4 CONTACT SCA E* 4 4 FINGER HCLCE A l 5 4 FINGE A l 6 4 SHUNT l 7 4 SHUNT WAS-E A.CO l a j s n i O "n Ten t. 8 4 AIVE' 9 4 FINGE A SPA!NG STUC { 10 4 CCMPAESSiCN SPo NG I 11 8 SPQf NG CUP WAS-E A I 12 4 COTTE A P'N i8 = '. ) { 13 4 hex HD MACH SCA sic.32 = % 14 4 AING ?OACLE CONNE2'C A i 18' s16 AWG WPE 'u P'G'A L, '2 2 )" 23 '21!, 3 2 37 IS t

  • h. 3}

15 4 LOCICAASME A ShaaECCCCc i i -v-i,~N ,, q 16 1 TCACUE SW VTG B AACKE' l 4 =1 /,y j ~ e n,sa i ( q; } 9 18 1 tr AING i 19 2 SOC HD CAP SCA g / \\ l f E, % 20miLG

    • /

\\ M $%.p; Edaea c3 .m.6 3 \\[ h 9 21 1 TCASiCN SPciNG Q7 / 1 ... ".Tb N >/ I 3 1 AFT f ~ ![ L, 25 2 ST AIN E A i g l\\ '/I ~ T 26 1 TORCUE LIMIT!NG PLATE 12 hh th 8 hb

== M 9, 27 1 STAlKE A HUG N \\ / I al, '\\ s \\ '28 1 ROLL PtN "'e C a % \\, y\\ /.x f sagsn 3 b v s-3 ma es 29 1 a4 SWAGE NUT '-^Q. i V v-30 2 PAN HO SCAEW Q _ _( \\\\ d' ,?*, 3 3.ij ?? $ s8-325 %e LG SLCT'ED 25 31 2 LOCKWASNEA SH AKEPAOC5 's /

  • *f.%Q s

3 ,/ 32 2 FLATWASHE A " I D n *.. no.c". OD CX32 THK ~

  • 33 1

ARM

g.,

' ' 4 U 1 e,, 34 1 ROLLER ( g ] l ] {Q- . M i- *

  • 35 1

ACLLE A PtN t 36 1 GROOVE PIN

  • w 0tA = %

,4 g,g 37 1 AAC BAAAIE A l v 38 1 PAN HD SCA s4-40 ', secE.. STAtKE A AND CAM SUB ASSEMBLY E A TCCTH -40 4 WASHER '/ e O O a '* ~ 10 mvuTHK 42 2 RO HD MACH SCR % 18 g gn2 6 Page 74 _ ENCLOSURE 5

w..n,......-.:..... ..... ~. L SMB-00THRU SMB-5 DOUBLE TORQUE SWITCH

  • 3 'o""e =n *~on 'o'o* s~

wem =2s Procedure for Settinn CfC5e cireCnon forcue sw:!Cn ICC5en screw y $ C oe,e.e vCNe e e "<C". ~e ] ~ 1 ICrove settings must te mode wiin PC -05 Cnd Set pointe' PC : 7 Cf de- ,,5/'ncfiCh'5N! C" ] Sw.tch mounted in bmitorcue sired torove semng The hig%r me n m. u g er e ' Crow Cu w of me f, r 2 Mcke su e Cl! electric Power is C'+ s,, cc e, r i4ng wCCut CCf%ltec ?;;*;-

  • Avoilocle in C55embled fCf m Coly 14 PC NO NO REO DESCRIPTION f

, s TE AMIN AL BLOCm f > 2 2 CONTACT BLOCK i -1 4 ~ 4 2 ARM S 1 OIAL 6 1 ACTUATING LINK l i 7 2 PQiN T E A l.' - 6 1 SH AFT 9 i SPACEA i 10 2 CONTACT SUPPORT 11 1 TOROUE LIMITE A ~ 13 T N ON = = 14 1 BE A AING I 15 2 CONTACT F6NGER ~ TE AMINAL STUD ~'i ~. 2 COYPA SPAiNG i 1 eO*l. +O+ 's 2 TOASiON SPAING I 1 ASHEA i T D'D'$ ' 21 1 0 AING A 22 2 SCREW ROUNDHD / s/ \\ - 7~ w SLOTTED *'.18 i N LG 23 1 AOLL PtN 2 u OI A asaLG ,~ N 'M M 24 1 LOCKWASMEA. 2 ,s

  • N

~ i "j., 25 3 THRUST WASHER l 3 26 2 S'eLOCKWASMEA ,, f ,\\, e 27 12 LOCKWASHE A 310 Ud '%$ p- / g/ 28 1 AOLL PIN 3 u DI A 3,* LG j \\ 29 8 HE X NUT s10-32 y l /' y"'Moong/ ...A ,,dC 2 ME x NUT a6-32 [ \\V 31 1 COTTER PIN N DIA a % LG 32 1 SCREW-SOC MD l CAP.-20 m N LG i fs 33 2 SCREW PAN HD. SELF-TAPPING s4 40 m % LG y 34 2 SCREW-MEX SOC SET o s6-32xseLG s\\ 35 6 SCREW MACH. 80 HD .? g* a \\ N

  1. 10-12 x 24LG.

36 1 SCREW MACH RD HD C 4 3 d8 \\\\ \\ ' m - N-s5 40 3.e LG / j g 37 WAX AS REQUIRED .A 39 2 LOCKWASHEA 'M i.' T l - D' N h, N f 45 1 O. RING I_ 46 1 MOUNTING BA ACKET ,=p. a..jf.11.,, - p i _ab? M f nW3 e b bg/ e A o; 6ee< e Lam Es_. .): ts NOTE APPLY GREASE AT ASSEMBLY

c. e y

/i a Page 75 ENCLOSURE 6 MP-402 Rev. .w

~ ~ 1 DOUBLE TORQUE SWITCH SMB-OO TTGHT:DJ.tY__ xT L' 1 ,3% %g*% .N DOUBLE TORQUE SWITCH SMB.OO HFAVCDLLTX. 01-474 0004 4 s\\ \\

s. -

\\ $typne~' A2 \\ s ;,j -,/ + wA

Q -;L/

Page 76 ENCLOSURE 7 Rev.[gg.26 MP-402

.x.. .o a ~.. ~ Descripli n D' = 707 and 709 Series. O ~ = 709 Sorios only ee ea e .... q, s .s a, 1 - -., \\\\ l \\ l. e@ \\

  • Dd.

f-4 % " J, $[ $ - +d-:: 8 7 s ~ A. 3 "7 Ad l b

  • l:

~ c (v--- g 4 / M*MW 14 - 'j Nej h 3i b M) c. . II C9::;.: { ante", g, _ a M ll /TT~ P [gAfC .ej w J e W n- ~ ? J J.jf j..l-l-l./.\\ \\. QQ*QQ@Q ' ',,. e *,, t-- @ Q@ g FTgura 1 Ports Locaffens "[" Deecriptiose Descrip' tion x7CC91 i 20 Reses Arm G70156 i Ca.w s 2 Gap AdjusJtog Nut 5/8-18NF l 21 Cavw Ecils 3/8-16X (ESNA) 7/89 - 9 \\ 3 Mcgnal Assembly-f 22. Loc.k Washer 3/8* 2 4 Gap Adjus41ng Nut $/8.l gNp-23 Wiring Horness Guide G7C213 .y j 24. Wiring Horness Con,:r C:nch lenes 2 854 ~ 1 5 Torque Adjusting Nut 3/416 NF (E5NA) ( 25 Camp Scr== 'S 1/2* :s 26 Coil (3 Phose) H7CC22 6 AdiusiJng Nut Washer-1-1/8*G..rLX 1/22*Thk. * ! 26A Coil (1 Phase) H7CC25 7 Torque Spring 71010 7 & 9 G7C011 ,' 27 Insulating Washer (3 Phase) G7CC27 73025-7 & 9 l 27A !nsulating Washer (1 Phase) G7CC:9 7A Torque Spring 71015-7 & 9 GtCol2 ! 23 Condulet Assembly G70143 75075 7 & 9 -l 29 Name=lete l 30 Press Nut I/423 7B Torque Spring 7:025-7 & 9 G7CO19 74050- 7 & 9 31 Cetve Geer (70-7 Series Cnly) G 7012.5 G70175 32 P1,et Stud G70153 8 Stud 9 Pressure 71cte x7C048 2 33 R*I*cs. Red W/5nco Ring G70134 E2 g 10 Roteiing Fricien Cisc 710!O-7 & 9 Hyolos 3A Relees. Gear G70140 thrv.74050- 7 & 9 35 Release Georing Besten S-010 34 Release Red Scring G4C010 10A Rotating Fricton Cisc 75C75-7 & 9 H2CCC9 ': 37 Relees. Reset Scring G70159 i. ICS Hav4uty Fricion Cisc 71010 7.& 9 thru 740'0- 7 & 9 H7CC47 38 Release Stee Stud G70144 ICC He,;.Cuty Fricten Disc 75075 7 & 9 H7CC62 p ARTS FCR 709 Sat 55 CNty i 1i Slettenary Cisc 1 (Muittple Cisc Brakes Only) H7CC89 31 l Crive Gear G70167 i 12 stud Led Ptn 3/4x31/4.fg' 39 Criver G70152 13 Broke Brecist L7CC66 40 teck Bushing

  • G70119 14 Hub Assembly H7CCA4 di Lech Ptn G7C !!7 IS Mounting Seit 1/213 r

{ 42 Lo d Scrir.g G70133 ,d 5 16 Lociing Screw 7/8 14 X 7/8* *. 43 F.elt Washer G70162 'I 1 3/4 fg. 44 Washer 3/4 C.2. X Ig. Heil Cog 3/31.0. 7 Monvoi Releese & Reses Knob G70141 45 Control Red Wiper Assembly Koch Release Spring G7C202 to Cen4rol Red Assembly

  • Knob Roll Pin 3/32 x 47 Thermol Releese 3rechet Assemely*

'I5/16* fg. I 49 Criver Spring Stud G7C I A3 I 50 Crive Sering G701 t 3 l l l

  • fnstall oniv et fecery.

l xlable_1 Parts List

maannat N '* O= k" J 4:p ag, 8d ~ -1 \\ y -7 e L' M s u, 2 2 g eg i.w aw w. w e.-a e aA 99 9 000 000 6 4-ese ee@ 090 See ~- 000 000 E s a-a s a-a m C dBlackcall lead G' C: QYellowcoil lead 5.quenes of black and yellow cell leads is impor-knt. Co not invert coil. Spec;tfy voltage, phase, and frequency stamped { broke nameplete. Spedly coil Insulation if on other than Cass *A* A-550 volt conneclen also Figure-S Wiring Conn clans E ITEM PART N O. N o. OE3CRIPT10N N O. REO. 7 Magnes Assembly With Coils 1 26 Magnee Coil (3 Phase) H70033 6 26A (1 Phase) H70035 2 27 Insufoting Washer (3 Phase) G70037 4' 27A (1 Phase) G70009 4 51 Shading coil (1 Phase Cnly) G70032 2 Table 2 Eleerical Ports Ust e .c ruma j m D k mi = B N ~' N N_ k \\. N N s _s (- \\ Figure 3 Adaptor Inotellation

m. n. MedelNumber Tergwe '3 C' 5pring Shoir tergeh Magn. C ao 'A' 707 5. ries 709 5.riesi th. Ft. + 1/32. 000 t ength *D' 'AH* Mus. A. Min. l A.Mos. 271010 7 171010 9 10 5/8 1 5/16 3.7/16 .030 .06 h7/df5 7 271015 9 15 5/8 1 5/16 3 7/16 '.000 .06: 272025 7 27:0:5 9 25 5/8 ~ 15/16 33/4 .030 .06: E73035 7 173035 9 35 J/8 15/16 J-3/8 .035 .06: 274050 7 A74050 9 50 5/8 15/16 51/8 .035 .C6 275075 7 R75075 9 75 5/8 1 5/16 51/8 .045 .062 Table 3 ' Adlusements l PAtt NUM812 l (!!M ctSCIIPf1CM CTT ,i i ux B nd ov.c nd feminarica on each r2 r.w r.4 2 c7aise side to hcId Coil. F3 Sise8 e a, 1 C7Cist* 74 Sw s.a 2 J/te.24 NF3 s :/s FS Hu. Md. Ca. Sa 4 3/83eaI Replacement coil f 74 se t.4 .h., a 3/a s.As n a.a - a s2 u s.= =:cea //f 75 Ha. Nel. Ca. So.= 4 3/8.!4s18/2 l 1.Ise InsuIctin9 18 he.aseneSee d' 1/212s11/2 .weshers above r-t d

  • 5" --

d 7/8 "

  • 7/8 l

end b3few 3 g I replacernent ecifs mcca 71010 l 71013 l n:u l 7:07.s l 74cs l 7xis l

  • Mr 4/4 l 4/4 l s.8/14 l s.11/14 l w/14 l 6.3/1+ l Figure 5 Fastening al Replacement Magnes Caits Table 4. Fool Mounting Ports rq>;n2a1 W

w g)T, i Eifil in g /, e W/EMge ~ M8 Jld \\" l kp I e 7 a f 1 i W/llll?A i ~ \\

  • .'a E

.l S _ "g D, k' _j!l e. e l 4%. A e6 6 . F u,.. :. Rev.'e.) Page 79 ENCLOSURE 8 (Page 3 of 3) MP-402 I

... ;. g..

w..

e I VALVE TA3LE ENCLOSURE 9 (Page 1 of 7) TOROUE SWITCH SETTING Valve Operator Type hormal Maximum AHV-16 (H3BC) SMB-1 1-3/4 2 AHV-1C (H3BC) SMB-1 1-3 /4 2 ARV-48 SMB-000 1-3/4 4 ARV-49 SMB-000 1-3/4 4 ASV-5 SMB-00 1-1/4 2-1/2 ASV-204 SMB-00 1-1/4 2-1/2 BSV-3 SMB-0 2 2-3/4 BSV-4 SMB-0 3 4 BSV-11 SMB-000 1-1/4 4 BSV-12 SMB-000 1-1/4 4 BSV-16 SMB-00 2 2-3/4 BSV-17 SMB-00 2 2-3/4 BSV-36 SMB-000 1-1/4 4 BSV-37 SMB-000 1-1/4 4 CAV-1 SMB-000 2-1/2 4 CAV-3 SMB-000 2-1/2 4 CAV-4 SMB-000 2-1/2 4 CAV-5 SMB-000 2-1/2 4 CAV-126 SMB-000 1 3 CDV-41 SMB-1 2-1/1 2-1/2 CDV-42 SMB-1 2-1/4 2-1/2 CDV-43 SMB-1 2-1/4 2-1/2 CDV-44 SMB-1 2-1/4 2-1/2 MP-402 Rev. y l.? S Page 80 t

~.,; ;3y. V -; - - ?.; -

v r ~ ::.

_ - ' w - ~~. ' ~ ' -

e VALVE TABLE 'DRCLOSURE 9 (Cont'd) (Eage 2 of 7) TOROUE SWITCH SETTING Valve Operator Tree Normni Maximum CFV-5 SMB-4 3 4 CFV-6 SMB-4 3 4 CFV-11 SMB-000 2-1f2 4 CFV-12 SIMB-DOO 2-1/2 4 1 I CFV-15 ~ SMB-000 2-1/2 4 crv-16 SMB-000 2-1(2 4 DHV-3 SMB-2 3-314 5 DKV-4 SMB-2 3-3/4 5 DRV-5 SMB-3 1-114 2-1/2 DHV-6 SMB-3 1-1/4 2-1/2 DHV-7 SMB-00 t 1-1/4 DHV-8 SMB-00 1 1-1/4 DRV-11 SMB-000 1-3/4 4 DRV-12 SMB-000 1-3/4 4 DHV-34 SMB-2 3 3/1/2 DHV-35 SMB-2 3 3-1/2 DEV-39 SMB-0 2 2-1/2 l24 DEV-40 SMB-0 2 2-1/2 DRV-41 SMB-0 2-1/2 4-1/4 DKV-42 SMB-0 2-3/4 4-1/4 DHV-43 SMB-0 2-3/4 4-1/4 DHV-75 SMB-000 1 4 DNV-76 SMB-000 1 4 MP-402 Rev. [, jj () Page 81

j ~_ u ~ VALVE TABLE ENCLOSURE 9 (Cont'd) (Page 3 of 7) TOROUE SWITCH SETTING Valve Operator Tvoe Normal Maximum DEV-91 SMB-000 1-3/4 2-1/2 DHV-105 SMB-000 1 4 DEV-106 SMB-OOO 1 4 DEV-110 SMB-1 2-3/4 2-3/4 DHV-111 SMB-1 2-3/4 2-3/4 DWV-160 SMB-000 1 4 DWV-164 SMB-000 1 4 EFV-1 SMB-000 1-1/2 2-1/2 EFV-2 SMB-000 1-1/2 2-1/2 EFV-3 SMB-000 1 2 EFV-4 SMB-000 1 2 EFV-7 SMB-2 1-3/4 3 EFV-8 SMB-2 1-3/4 3 EFV-11 SMB-0 Open 1-1/4 4-1/4 2: Close 1 EFV-14 SMB-0 Open 2 4-1/4 Close 1-1/2 l21 EFV-32 SMB-0 Open 1-1/2 Close 1-1/2 4-1/4 EFV-33 SMB-0 Open 1-1/2 Close 1-1/2 4-1/4 FWV-1 SMB-0 2 4-1/4 FWV-2 SMB-0 2 4-1/4 FWV-7 SMB-1 3 3-3/4 FWV-8 SMB-1 3 3-3/4 FWV-14 SMB-1 3-1/2 3-3/4 FWV-15 SMB-1 3-1/2 3-3/4 MP-402 Rev. y;

2. $

Page 82

g'. i::V$.W -Miby.c W!.>;:tfT.m7 w;yt ' -- :s-rg: = :~ -:r. :

~.

o VALVE TABLE ENCLOSURE 9 (Cont' d) (Page 4 of 7) TOROUE SWITCH SETTING Valve Operator Type Normal Maximum FWY-22 SMB-5 2-1/2 4-1/2 FWV-23 SMB-5 2-1/2 4-1/2 FWY-24 SMB-2 1-3/4 2-1/2 FWV-25 SMB-2 1-3/4 2-1/2 FWV-26 SMB-3 4-1/4 5 FWV-27 SMB-3 4-1/4 5 FWV-28 SMB-4T 3-1/4 4-1/2 FWV-29 SMB-4T 2-3/4 3-1/2 FWV-30 SMB-4T 2-3/4 3-1/2 FWV-31 SMB-1 3 3-3/4 FWV-32 SMB-1 3 3-3/4 FWV-33 SMB-0 2 3-1/2 FWV-34 SMB-0 2 3-1/2 FWV-35 SMB-0 2 3-1/2 FWV-36 SMB-0 2 3-1/2 FWV-161 SMB-00 1-1/2 3-1/4 FWV-162 SMB-00 1-1/2 3-1/4 GSV-7 SMB-000 3 4 GSV-8 SMB-000 1 3-1/2 GSV-64 SMB-000 1 4 GSV-65 SMB-000 1 3 k., 2 6 Page 83 MP-402 Rev.

h, ', ac em;w E:,:9.y uc.: 4: 'y : - q ': 5.4 & u M.Ve ?.) - :.44 -+- o VALVE TABLE ENCLOSURE 9 (Cont'd) (Page 5 of 7) TOROUE SWITCH SETTING Valve Operator Type Normal Maximum MSV-29 SMB-00 1-3/4 2-3/4 MSV-30 SMB-00 1-3/4 2-3/4 MSV-31 SMB-00 1-3/4 2-3/4 MSV-32 1-3/4 2-3/4 SMB-00 MSV-53 SMB-1 2-1/2 3-3/4 MSV-54 SMB-1 2-1/2 3-3/ 4 MSV-55 SMB-0 2-1/4 3 MSV-56 SMB-0 2-1/4 3 MSV-57 SMB-000 1-3/4 4 MSV-58 SMB-000 1-3/4 4 MSV-179 SMB-00 1-1/4 1-7/8 MSV-180 SMB-00 1-1/4 1-7/8 MUV-3 SMB-0 2-7/8 3 MUV-9 SMB-0 2-7/8 3 MUV-18 SMB-00 1-1/2 2-3/4 MUV-23 SMB-0 3-1/ 4 4 i20 l MUV-24 SMB-0 3-1/ 4 4 MUV-25 SMB-0 3-1/ 4 4 i MUV-26 SMB-0 3-1/ 4 4 i MUV-27 SMB-00 1-1/ 4 2-1/ 2 MOV-38 SMB-000 1-1/2 4 MP-402 Rev.,,. EL Page 84

3_.y,: '.e 2:$..:;-; rr._,.}.n :.'s. ; ":l t: '.g;; 9,o..;. : - p.yc.. M; y,3 b VALVE TABLE ENCLOSURE 9 ( Cont' d) (Page 6 of I) TOROUE SWITCH SETTING Valve Operator Type No rmal Maximum MUV-39 SMB-000 1-1/2 4 MUV-40 SMB-000 1-1/2 4 MUV-41 SMB-000 1-1/2 4 MUV-53 SMB-00 2 2-3/4 MUV-58 SMB-00 1 1-7/8 MUV-62 SMB-0 2-1/8 3-3/4 MUV-69 SMB-0 2-1/8 3-3/4 MUV-73 SMB-00 1 1-7/8 MUV-100 SMC-04 1 2-3/4 MUV-112 SMB-000 1-1/4 4 MUV-194 SMC-04 1 2-3/4 MUV-257 SMB-00 2-1/4 2-3/4 MUV-258 SMB-000 2-1/4 4 MUV-259 SMB-000 2-1/4 4 MUV-260 SMB-000 2-1/4 4 MUV-261 SMB-000 2-1/4 4 MUV-452 SMB-0 2-1/4 3 RCV-11 SMB-00 1-1/2 3-1/4 RCV-13 SMB-000 1-1/2 4 RCV-14 SMB-00 1-1/4 2-3/4 RCV-53 SMB-00 1-1/2 2-1/8 MP-402 Rev. '... 26 Page 85

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o _. r_ j s ' ' ~ - ~ = .p e o o VALVE TABLE ENCLOSURE 9 (Cont'd) (Page 7 of 7) TOROUE SWITCH SETTING Valve Operator Tvoe Normal Maximum SUV-10 SMB-0 1-1/2 4-1/4 l21 SUV-11 SMB-0 2 4-1/4 l WDV-3 SMB-000 1 1-1/4 WDV-60 SMB-000 1 4 WDV-94 SMB-000 1 4 ~. ~. WDV-247 SMB-000 1-3/4 4 WDV-321 SMB-000 1 2-1/4 WDV-405 SMB-000 1 3 1 WDV-406 SMB-00) 1 3 WDV-407 SMB-000 1 4 i MP-402 Rev. I',, Page 86

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6/sA SpAfr- ,i v i b h f!77fft: 09A ) GEARED LIMIT SWITCH, SMC-04 AND 03 END VIEW Page 87 ENCLOSURE 10 Rev. g,p g MP-402

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wc C! g .F m.0 m.i,d' ~ Ty T T ORAWING OF GEARED LIMIT SWITCH S!!C-04 AND SMC-03 t. Gear Frame Assemery 5. Terminas Smo 2.* Reter Kit 6.** Flat Head Screw 3.* Contact anc TerTmnal 7. Sictted Acund Mead Stocs:Assernbry Screw anc Lockwasne* 4.-* Sotor Plate IL** Aoter Scacer )#. M ' I.' 9.** MCPt Crwe Faneen MP-402 Rev. [ E Page 88 ENCLOSURE 11

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s? < ~.. y _. x __.. w s MOTOR OPERATEDJ3g ~~ ~~ [ OPERATOR DE TERMINATION - RETERhWATION SHEET D DOCUMENTATION FOR SETTING TORQUE 5'ilITCHES ~ FOR TYPE S.'fC'CYERATOR a ~ LIMITORQUE VALVE CLEARANCE NO. , W.R. # DCCE5DiTATTCfiFCd SEUNG TEdi'5WTTCNb ~ ,0perator'S!ze SETTING: ".As Tcund" - Open Close "As Left" - Open Close REASCN FOR CHANGE: Repacked Valve Repair Operator' or Valve Operating Ccndition Change

  • Hot Setting Preliminary Setting Reseated Valve Other (please define).

Chect locking nut for t1gntness and insure t*at the ttrraads nave teen staked. . Initials Cata CDf0f73: i Known Position: Full Cpen Full Cicsed Motor Leads: L1 L2 L3 Ps43 the retor tips wh le terminating or de terminating leads l Cabla numbers Oe terminated: Cabla numeets Te minated: De ter'minated by: Date: Termirated byt Date: 8 *est checks: 1) Motor Rotation 2) Make sure Limit Switch Actuates Just Before "Close" Torque $= Steps *oter .h:ck Li %t Punctions. Electrical Supv. Case: 912 4(I .MP-402 Rev. I., T Page 90 (LASTPAGE) ENCLOSURE 12 (Page 2 of 2) ._}}

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