ML20100R423

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Applicant Exhibit A-100,consisting of Section 4 Re Scheduled & Routine Maint & Periodic Insp of Reliance Motor
ML20100R423
Person / Time
Site: Farley  Southern Nuclear icon.png
Issue date: 02/13/1992
From:
BECHTEL CORP.
To:
References
CIVP-A-100, NUDOCS 9204090085
Download: ML20100R423 (3)


Text

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&h SY .0&Y ~"* $l U h 8  ?,_, b r" a (U' SEC ION IV properinmofor ae...nipesuonandlubrimmnihearings . n

  • P' vlaa yon of uninunuried snoamse one aihe fonowi g ROUTINE M AiNTENANCE tubrettion procedures, depending on the type of bearinp wt n which your motor is equipj4dg ;g SCllEDUs.ED M AINT!: NANCE T here are in inspection periods which sie irnportant to the Anti Filetion burings (Grahe Lubricated) l.ubrication should be carried out on v.hedules outhned cet groper operauon and maintenance of pur itelinnee rcotor, the urut nameplate. if nameplate data is net evaltsNe, ur.e t ie Thess occur sist) ) months (or 500 operating bours - whicha ever comes tirst) and esety sis months, resp *etlvsty. in e ddition. Ioll0*lna' 'O? . Mm 13 P S '.08

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the rollowing should s! ways t< observed. SPEED SERYlCE CONDITION $'

  • Provide adequate ventilation rpm. Standard 7 a Snert e - Ertteme
  • KupairandexhaustopenMg vicenandfreeof obstrucilons. (firs.)Mg. (Hrs.) a I (lits.)

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  • Avold sharp blows and cacessive saint thrust loads on the 1600 4g gooo output shaft (particularly on sleeve bearing motors). 12LKt
  • Maintain proper lubricant level (check weekly on olh 900 g 3g ggg lubncated units). go -.

Reliance Large Duty Master A C Motors when properly 3600 2000 500 350 applied, are itry casy to maintalrt sinus clearances and 6ts are precistly machined, thers are no periodic mechanical adjust

  • Standud Conditions ments to make. Like a ny precialen machine, perindle inspection Normal or hght loading, caean o' F (.IP C) to 10a* F (C) and simple routine rnalatenance will prolong your motor's llft ambient alt tcroparature, and help spot potentially damaging conditions before they assume the proportiora of a disaster.The minimal tims spent performing the strnple procedures below cannot begin to com-My O{

c vibration dirt dust 20'11(.FC)toF 120' (JD* C)amblent alt temptrature.

pare with the cost of lost productivity and time consuming major tspairs incurred through neglect of routine inspection

< and maintenunce. ggtreme Heavy shock, Conditiorg, vibrat ion greater than .44 inf ecc., t. heavy du h" **"#' ""d # #" "* '

PERIODIC INSPECTION M'pe"ratures.

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Every 3 months (or 500 operating hours, whichever comes Lov. 65' F (Jf' C) to O'P (.fr C)

Arzt). High: + 120'F (W C)and highcr

1. listen for any abnormal noissi and t. heck cause iminedtately.

pyommend id Ltibricant

2. Cheti for encessive vibration. Chevron SRI No. f*- standard Oil of California, sr I

). CheckIo ste that air Alters, whsn used, are la plact and clean. _

and that a6r pausges are not blocked or clogged. CAUTION: Soma greases are not chemically com-pas aM WW M had W Mas enM

d. Check to acc that all covers are in place and escure, office.

S. Check for properlubncation. 1.ubtleate anti friction bearings in accordance with the f

6. Ched beating temperaturc rise. lowing proceduret

'l. Check voltagg and frequerley variations. Unbalanced voltage 1. Dt.cnergirs the motor, preferably by opening manual d t-of slagle phase opefation of polyphase motors %lli caute conn 6ct switches.

e xocasive heating and ultimately failure. Only a slight unbal' 2. Retr.ove :ellef plug. If grtus is caked around the plug.clein anee of volta gt applied to a polyphase tootor will causs large with a wooden stick or suitable tool if revere omiting apped s unbalance curitnts and resultant overheating. Periodio at the plus. rvn the motor until the bearing housing is warh.

checks of phne, voha ge, frequency. and powr.: consumption permitting a freer flow of grcase through the housing.

of an operating motor arc secommended. Thnse cheds can stso provide an excellent Indication of the load from the 3. Add grease with a low pressure grease gun - a hand opt r-driven equipment Cornparisons of this data with previous ated gun is recommanded, no load and full load power demands will ghen an indication 4. Add 3 cast slowly untilfreshgirase appears around the shift of the erformance of the dnven machirw. or greue relief. Then start the motor and run with the tel ef W AnNirm plug open for several minutes until all excess grease is wer:n vot T Ar.r I t i n eur suor x M A) rAust f*ll'V8d-CD St HeutlS Ott tATAL IN,JUHY. tCt uNNt t i 5. Replace plugs and wipe off any excess grease.

g t'owut nrronu i nt u .t HNG ANY tr4Tf HNAI PAM uncu vor Atw MAy ut s HLst ue F ve c4 g

~ o n. g.1 should be changed periodically (at leau 6 months). >r WHF N Tist' MACiilNL IS Noi nvTATINt. immedlatelyIf dl: Colored or Contaminated. Follow tht schCdl. le run 8. TURN OFF INPUT POWPR and check to see that all on the metor nameplate, or if not shown, use the followi'.s 0o clectrical connections are tight. schedule-nac 9. Cheek for frayed points oninterconnecting wiring.cspecially LUERICATION SCllEDULE In u at points where it contacts the motor frame.

EIEEU 3ER I CII A GE SEMI ANNUAL MAINTENANCE m. MND o 1. Inspect and clean otor ends, windings and fan blades, Ee 6 sa

2. Check elietrical connections fer tightness and absence of 3600 o n.

nio cortoslon.

S[ndard g 1800 A Star dard Every 6 mot BEARING LUBRICATION ""

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Depending upon the application und TMings, your (noter is __

klj equipped with either anti friction or sleese type bearlap When TAtt.E V.

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acts serme Conditions: Dry dirt and dust can he temsved (rorn m:ecessible cre standard ConAinna: V "'3"8 " M 'O'* P""*" 5 ' *P'"" d * "-

  • Notmal or hBITading, cuan O' r r.mel to 104' r te c) 7AlifT5h: Do not una sir prcsaurca greater thenF ambient air temperature. pal (200 kPa). Avold directing the air m sucn a ws/

Srvete Conditions that thD d!r1 will be blown into inner crevices.

Mecium snou, vibration, dirt dust, 20' T (-V C) to 120' F 1. Avold inhsIfng fumes

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(# C) ambient air tcmperature. 2. Protect eyes la.brirating cils for stesse bearing motors should be aslected 3. Protect skin es Inllows:

4. Avold fl4mlbfe tofvents L Viscosity in SUS (rem 4toles)@ 100'f:(.l?.t'C); Soltent Cloning CAUTION: Do not use solvents to clean wincm 8P,,d AmWnt TemPersture Range 600 RPM or Lees Over 600 RPal with Cla n H (giticohelinsulation a and Delergents"for proper method of cleaning s 300505 150 SUS ' Con
  • In'u'h' ion- - -

0'F to 120' F (68 est) (32 cst) oil, gecasc. tar and wax can be removed by M8' C" to W C*)

90 AUS soinnt, followed by wiping with a dry elmh. Typical so ents 20'F to W F 150 SUS (J2 c5r) (/t cst / whlch can be used are:

( P C" so & C)

  • Atlantic Safety Solvent TAatt VI.
  • Orsymills Solvent
  • For higher temperatures, oll coolers should be ur.ed.
  • De.Greastall

" For 16*er temperatures, heaters should be used to sisure ' ZtP adequatsly high statting temperature. a stoddard $olvent

2. Pour Point: Below minimum starting temperature.

L Qualityt Use a good grade tuttine type oil, rust, fumm.mnd oxidation (ahlbited. Avoid automotive olls or additivu with Waut and Deterpnt other than those speelfically recommended by the oil Cladfage can be sitantd by hose washing or by a p Wind manufattvitr* spny hom a kw punn mam gence mWur g -

The procedure for changing oilis as follows: CAUTION: Jet pressure and tempers ture shoutd at

'*""'' " ' a '"' ""> > '" d ' ' ' " "* *'v a

'- pam ur and wax can'be removed t;y addin C~y' disc o nnect sw!tche s .' '"'' "'"' NON.'"' *"""'

CONDUCTIVE DETERGENT to the w s

2. Remove drain plug and drain cit. 8' ' <

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J. If oilappears to be contaminated,the housing un be flushed out by ruling with fresh oil and draining agaln. Reconditioning (Revstnishinal Windings lt, the if aftcr cleamng with solvent or water and delarge sty to

4. Replaca plug and fill through filler r.ap until oil tevel Indt- insularloa shows signs of drynesa, etc.,it may be neces cated on olisight gauge tervice a

revarnish tht windings. Consult your local Reliance

$. Tighten capa and plugt, fill consts. t leycl eller if provided. enginen b @ and mper meM d mamWnt

6. Start unit and observe to be assured of no oillaskats. Checking Janulation Re 6stanes if the motor has bern in 6torage far en e xtensive periq Winding Maintenance beensubjcetedtoadtersemoistureconditions,checkth m De<nergin motor preferably by opening manual disconnect. tiott realstance of the stator windingwith a magger or a To inspectthe er.ds and outsids lurface of the windings, remove tion resistance meter.The minimuminsulatio the endenver from the motor. inspection of thest portions ofIhc can be determined from the following formula:

sindings will provide a good in6ation of their general condi- g,, g j tion. To thoroughly intpect and citan the wiridings it may be necessary to remove the rotor. Wh

There are numerous methods for cleaning windinst. The Rm

  • Minimum insulation res! stance in tr<gehms following methods are most commottly used.in order of prefer- at 40'C of the entire machine windin3 ence. NOTE: Before cleaning the windings check for loosa KV = Rated machine potentist,in kilovolts, bloclilr.3,evidenuo of slamap toluviation, distertion or move-ment of colls,etc. lf any of these conditions exist.contiet your /or machines in good condition, insulation and rnistan

!. If the local Reliance Electric service engineer for recommendations.

  • rodmas of 10 to 100 times " "Rm "'are
  1. not uncomm
  • p, p ; ** " # **"" ut in p M W rm ng his .ethod is satisfactory when the surfaces to be cleaned '

are accessible and when only dry dirt is to be removed, the a ,E clean dry,llatlass cloth. Do not uns " waste" alnot the lint will 1. Aske in an oven (preferably a circulating air o n) at t edhere to the insulation and increase dirt collection, l. int is temperature not over 90*C untit lasulation r sistan

/h. particularly objectionable nn htgh voltage lnsulation systems as r: mains constant.

(j it tends to cor centrate coroca dncharge. 2. With the rotor locked, apply low voltage Brushing and Suetion Cleanint incrcqu current theough winding (do not execed lih the 5 RtrooYc the dry dust and dirt by brushing with a bristlt brush, load amps) until winding temperature, measuredslute. s followed by & 5acuum suction cleaning. DO NOT USE WlRE mometer, reaches 9e* C. Do not cacesd this tctnpc BRUSHES. = I $.

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