ML20235Y914

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Rev 0 to Procedure 07-S-53-C11-22, Loop Calibr Instruction Backup Scram Valve B Functional Test,Safety-Related
ML20235Y914
Person / Time
Site: Grand Gulf Entergy icon.png
Issue date: 09/22/1987
From:
SYSTEM ENERGY RESOURCES, INC.
To:
Shared Package
ML20235Y856 List:
References
07-S-53-C11-22, 7-S-53-C11-22, NUDOCS 8710200527
Download: ML20235Y914 (12)
v • d • e


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' PLANT OPERATIONS MANUAL 1':; e a

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' f' 07-S-53-C11-22' l (,). Volume.07,

.Section 53 Revision: 0 Date: 09-22-87: l')

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LOOP CALIBRATION INSTRUCTION s

BACKUP SCRAM VALVE B FUNCTIONAL TEST SAFETY RELATED s

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I Prepared: M Reviewed: _ > / // h, -

Technical QualitfPrograms Approved: d f f1& Superintendent-.

List of Effective Pages:

Pages 1-9 List of TCNs Incorporated:

Revision TCN l

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(] [k aggggf $$$$ g6 07-S-53-C1.1-22 CV & CON A

CONTROLLED COPY #-

. f LOOP CALIBRATION INSTRUCTION y GRAND GULF NUCLEAR STATION 1 l

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Title:

Backup Scram Valve B lNo.: 07-S-53-C11-22l Revision: 0l Safety l Functional Test l l devaluation l  !

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  • Safety Evaluation * *
  • I Procedure # d"~ N ~ $b t Revision # 0 TCH #

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SAFETY EVALUATION APPLICABILITY, REVIEW l

.l YES NO {

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l l (1) Change to Facility as desc. in FSAR? N l l (2) Change to Procedure as desc. in FSAR? Y I l (3) Test or Experiment not desc. in FSAR7 ')C l l (4) Change to Technical Specifications? 4 l l (If YES, pcrform 10CFR50.59 Safety Evaluation) i l

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1 ENVIRONMENTAL EVALUATION APPLICABILITY REVIEW l l

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l (1) Change to Environmental Protection Plan? Y l

/~ ' l (2) Will or May effect Environment? 'X l

( ) (If YES, perform Envi ent valuation) l l Signature . Date [ /

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l 07-S-53-C11-22 CV & CON

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LOOP CALIBRATION INSTRUCTION

.GRANp GULF NUCLEAR STATION l

Title:

Backup. Scram Valve B lNo.: 07-S-53-C11-22l Revision: 0lPage: i l

- ) Functional Test l l l l

%J l Cross-discipline review required: ( ) YES (. ) N0 ff7 l Reviewed by:

Does this revision satisfy Two Year Review Criteria? ( ) YES N/A Does this directive contain Tech Spec Triggers? ( ) YES NO REQUIREMENTS CROSS-REFERENCE LIST l Requirement That is Being Implemented by Directive l Directive Paragraph Number l Name Paragraph Number lThat Implements Requirement l l

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  • Covered by directive as a whole or by various paragraphs of the directive.

Master Equipment List change generated and the backup 4 e entation available for setpoint and/or calibration data only l l Yes l l N/A EIRR #

Current Revision Statement Revision 0 is a new procedure. It is being issued to meet the requirements set forth by Position 4.5 of NRC Generic Letter 83-28.

L) 07-S-53-C11-22 CV & CON

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JCONTROLLEDM

.: i LOOP CALIBRATION INSTRUCTION GRAND' GULF NUCLEAR STATION "j-Title: Backup Scram Valve B lNo.: 07-S-53-C11-22l Revision: 0lPage: .1 l ;

l Functional Test i l l l

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'w/ - 1 1.0 ' PURPOSE

.1.1 The purpose of.this instruction is to provide' direction to functionally test Backup Scram Valve B, IC11-F110B.

1.2 This instruction is required to be performed every refueling outage per Position 4.5 of NRC Generic Letter 83-28.

2.0 REFERENCES

2.1 P&ID M-1081A, Rev. 22 2.2 Schematic Diagram E-1173-000, Rev. 24 2.3 Vendor Manual 460002507 2.4 AECM 84/0349 2.5 'MAEC 87/0186 3.0 DEFINITIONS 3.1 Releasing organization - As specified by the work authorization document

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3.2 Asterisk (*) - Refers to the I&C Hardware Modification Log 3.3 MWO - Maintenance Work Order 3.4 Pound sign (#) - Initials required on data sheet 4.0 PREREQUISITES AND PLANT CONDITIONS 4.1 .This instruction may ONLY be performed in Plant Operational Condition 4 (SHUTDOWN) and 5 (REFUELING) or as modified by the releasing organization.

4.2 The releasing organization must release the loop for testing and their representative must sign the work authorization document in the appropriate space.

5.0 PRECAUTIONS 5.1 Ensure plant safety requirements are observed.

5.2 An RPS Logic Div 1, 2, 3 and 4 half-scram will occur during the performance of this instruction.

5.3 The ten (10) second time delay on Reactor Scram Reset Logic B and D will be defeated during the performance of this instruction.

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07-S-53-C11-22 TEXT

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. LOOP CALIBRATION INSTRUCTION g- ..' GRAND GULF NUCLEAR STATION,

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Title:

Backup Scrats Valve B INo.: 07-S-53-C11-22l Revision: 0lPage: 2 l j i l l

,q.g l Functional Test

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5 '. 4 Half the closing. logic for.the Scram Discharge Volume Vent and Drain

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Pilot Valves, 1C11F009A&B and 1011F182A&B will be defeated during the

. performance of this instruction.

6.0 REQUIRED MATERIALS _

6'.1 - DVM, Flake 8600A 6.2 Test gauge, Heise 0-100 psig or equivalent 6.3 Test setup (see Figure 1)

' 6.4 Variator 6.5 Jumper 7.0 INSTRUCTIONS 7.1 Ens'ure that safe working conditions have been established and sign the

-data sheet, 7.2 _ Notify the Shift Supervisor this instruction contains I&C Hardware f Modifications and sign the data sheet.

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7.3 During the performance of this test should any device fail to meet the

" Final" allowable error, the responsible technician must notify his immediate supervisor, 7.4 The responsible technician must obtain concurrence from his immediate supervisor to return the loop to service.

7.5 Continuity Check of Backup Scram Valve B l

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l Unless stated otherwise, all Hardware Modifications will be performed i l

l in Control Room Panel 1H13-P692.

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  • 7.5.1 On Terminal Board AA lift the Field lead on Points 55 and 56.
  1. 7.5.2 Measure and record the "As Found" coil resistance of Backup Scram Valve B.

7.5.3 If the "As Found" resistance is not within the Acceptance Criteria as outlined on the data sheet, initiate an MWO for

( corrective action. When the MWO is completed document the i

corrective action in the " Comments" section of the data sheet.

07-S-53-C11-22 TEXT CONTROLLED COPY #

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GRAND GULF NUCLEAR' STATION.

LOOP CALIBRATION INSTRUCTION lNo.: 07-S-53-C11-22l Revision: 0lPage: 3 l-

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Title:

Backup ScramTest Functional Valve B l l l l.

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t 7.6. Lonic Functional' Test of Backup Scram Valve B-I 1

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'l j Steps 7.6.1 and 7.6.2 will defeat the ten (10) second time delay on l Reactor Scram Reset Logic B and D, and' remove half the logic for l l Closing the Scram Discharge Volume Vent and Drain Pilot-Valves. l l

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  • 7.6.1 On Terminal Board AA lift-the Panel lead on Point 100. j i
  • 7.6.2' ~On Terminal Board BB lift the Field lead on Point 58.  !
  • 7.6.3 On Terminal Board BB insta11'a Jumper between Points 57 and 60.

7.6.4 On Terminal Board BB connect the DVM, to measure 125 Vde, j between Points 58 and 71. Ensure DVM indicates approximately 1 0 Vdc. l 7.6.5 Have Operations ARM the Manual Scram Pushbutton for Div 1. Then have them initiate an RPS half-scram by. depressing the MAN SCRAM j RPS DIV 1 Switch, IC71-HS-M600A, on 1H13-P680.

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  1. 7.6.6 Verify DVM indicates approximately 125 Vdc.

i 7.6.7 Have Operations DISARM the Manual Scram Pushbutton for Div 1.

Then have them Reset'the RPS half-scram using the SCRAM RESET RPS DIV 1 Switch on 1H13-P680.

  1. 7.6.8 Verify DVM indicates approximately 0 Vdc. ]

7.6.9 'Have Operations ARM the Manual Scram Pushbutton for Div 3. Then have them initiate an RPS half-scram by depressing the MAN SCRAM RPS DIV 3 Switch, IC71-HS-M6000, on.1H13-P680.

  1. 7.6.10 Verify DVM indicates approximately 125 Vdc.

7.6.11 Have Operations DISARM the Manual Scram Pushbutton for Div 3.

Then have them Reset the RPS half-scram using the SCRAM RESET

, RPS DIV 3 Switch on 1H13-P680.

  1. 7.6.12 Verify DVM indicates approximately 0 Vdc.
  • 7.6.13- On Terminal Board'BB remove the Jumper connected between Points 57 and 60.

O 07-S-53-C11-22 TEXT I

"N"U" /

LOOP CALIBRATION INSTRUCTION ,

- GRAND GULF' NUCLEAR STATION ' '

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Title:

Backup Scram Valve B lNo.: 07-S-53-C11-22l Revision: .0lPage: 4 l' l l l f l Functional Test l

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  • 7.6.14- On Terminal Board BB install a Jumper between Points 71 and 72.

7.6.15 Have Operations ARM the Manual Scram Pushbutton for Div 2. Then have them initiate an RPS half-scram by depressing the MAN SCRAM i RPS DIV 2 Switch, 1C71-HS-M600B, on 1H13-P680.

  1. ' 7.6.16 Verify DVM indicates approximately 125 Vdc.

7.6.17 Have Operations DISARM the Manual Scram Pushbutton for Div 2.

Then have them Reset the RPS half-scram using the SCRAM RESET RPS DIV 2 Switch on 1H13-P680.

  1. 7.6.18 Verify DVM indicates approximately 0 Vdc.

7.6.19 Have Operations ARM the Manual Scram Pushbutton for Div 4. Then have them initiate an RPS half-scram by depressing the MAN SCRAM RPS DIV 4 Switch, 1C71-HS-M600D, on 1H13-P680, i

  1. 7.6.20 Verify DVM indicates approximately 125 Vdc.

7.6.21 Have Operations DISARM the Manual Scram Pushbutton for Div 4.

Then have them Reset the RPS half-scram using the SCRAM RESET p,j RPS DIV 4 Switch on 1H13-P680.

  1. 7.6.22 Verify DVM indicates approximately 0 Vdc.

7.6.23 On Terminal Board BB remove the DVM connected to Points 58 and 71.

  • 7 6.24 On Terminal Beard AA connect the Field leads to Point 55 and 56.

7.7 Functional Test of Backup Scram Valve B 7.7.1 Establish communications between the Control Room and Backup Scram Valve B.

7.7.2 Remove the tailpipe from IC11-F110B.

7.7.3 Connect test gauge and test setup per Figure 1.

  1. 7.7.4 With F01 and F02 open, connect a variator to pressurize the test setup enough to verify that there are no leaks.

7.7.5 Close F02 and remove the variator.

7.7.6 Have Operations ARM the Manual Scram Pushbutton for Div 2. Then have them initiate an RPS half-scram by depressing the MAN SCRAM P RPS DIV 2 Switch, 1C71-HS-M600B, on 1H13-P680.

07 S-53-C11-22 TEXT I contatte COPY .# /

GRAND GUIE NUCLEAR STATION LOOP CALIBRATION INSTRUCTION l Ti'tle: Backup Scram Valve B lNo.: 07-S-53-C11-22lRevisien: 0l Pag 2: 5 l

-l Functional Test l l 1 l I

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  1. 7.7.7 . Verify that the test gauge pressure increases to approximately 80 psig, record the pressure on the data sheet.

7.7.8 Have Operations DISARM the Manual Scram Pushbutton for Div 2.

Then have them Reset the RPS half-scram using the SCRAM RESET RPS DIV 2 Switch on 1H13-P680.

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l . l l Exercise caution during performance of Step 7.7.9. 'If the l l pressure, as indicated on the test gauge, does not rapidly' l l drop immediately reclose F02 and notify the Shift Supervisor.l I l

  1. 7.7.9 Slowly open F02 and verify that the pressure rapidly drops.

This will verify that the Backup Scram Valve has properly rescated.

  1. 7.7.10 Remove the test' setup and verify all test equipment has been removed.
  1. 7.7~11 . Replace the tailpipe.
  • 7.7.12 On Terminal Board BB remove the Jumper connected between Points 71 and 72.
  • 7.7.13 On' Terminal Board BB connect the Field lead on Point 58.
  • 7 7.14

. On Terminal Board AA connect the Panel le'ad on Point 100.

8.0 RESTORATION 8.1 Notify the releasing organization that the test is complete.

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O 07-S-53-C11-22 TEXT CONTROLLED COPY #-

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GRAND GULF NUCLEAR STATION LOOP CALIBRATION INSTRUCTION l

Title:

Backup Scram Valve B INo.: 07-S-53-C11-22l Revision: OlPage: 6 l l Functional Test l l l l (h

'g FIGURE'1 TEST SETUP BACKUP-SCRAM VALVE B  ;

Hiese V

s F110B CONTROL ROD DRIVE N' SYSTEM F01 F02 a_

INSTRUMENT AIR SYSTEM NOTE Tail pipe 1" NPT copper pipe and will require sweating to remove and replace.

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07-S-53-C11-22 TEXT

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LOOP CALIBRATION < INSTRUCTION

, _ GRAND GULF NUCLEAR STATION-

. UNIT NUMBER

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l 07-S-53-C11-22 Rwisicn: 0l j

.l Data Sheet I Page 7 l- ,

- MXREF/MDOCNO l Page l

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DATA SHEET I, Page 1 of 3 BACKUP SCRAM VALVE B FUNCTIONAL TEST l '

SAFETY RELATED

! MRTYPE l B6.44 fi

'C11 l'MMPLl N1C11F110B ~l MINSTR l 1C11-F110B- s l MSYSNO l

.7.1- Safe Working Conditions Established <

Signature l l

7.2 Shift Supervisor Notified Signature

. 7.5.2 - "As Found" Backup Scram' Valve B coil resistance

-Acceptance Criteria 1610 +.200 ohms l l l l.

l STEP _

DESCRIPTION INITIALS l l

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7.6.6 DVM indicates approximately 125 Vdc l 7.6.8 DVM-indicates approximately 0 Vdc l J

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-l 7.6.10 DVM indicates approximately 125 Vdc l l

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l 7.6.12 DVM indicates approximately 0 Vdc l l

l l 7.6.16 DVM indicates approximately 125 Vdc I l

I l 7.6.18 DVM indicates approximately 0 Vdc- l I l l I

'l 7.6.20 DVM indicates approximately 125 Vdc l l

l l 7.6.22 DVM indicates approximately 0 Vdc i l

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l: ..7.7.4 J Test setup not leaking l '

I I I l 7.7.7 Test gauge increased to approximately 80 psig .!

I l-l 7.7.9 Backup Scram Valve has properly resented l l

L .l Test equipment removed l l' 7.7.10 I i

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.1 -7.7.11 l Tailpipe replaced I l

'( O -7.7.7 Test gauge pressure increased to psig V-07-S-53-C11-22 DS I CONTROLLED COPY #

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LOOP CALIBRATION INSTRUCTION GRAND GULF NBfSIAR STATION '

.UNIT, NUMBER l 07-S-53-C11-22 Rwisien: 0l l Data Sheet I Page 8 l l MXREF/MDOCN0 l_Page l j

(^f-w,/ I l DATA SHEET I, Page 2 of 3 i

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BACKUP SCRAM VALVE B FUNCTIONAL TEST SAFETY RELATED l l MRTYPE l B6.44 l l

HARDWARE MODIFICATION l l l INITIALS l l l DESCRIPTION NORMAL TEST PERFORMER VERIFIER l l STEP l l Field lead on Point 55 LIFTED l l- .l Terminal Board AA 1H13-P692 CONNECTED l l l Field lead on Point 56 LIFTED l Terminal Board AA 1H13-P692 CONNECTED l 7.5.1 l l Panel lead on Point 100 l Terminal Board AA 1H13-P692 CONNECTED LIFTED l l 7.6.1 l

'l Field lead on Point 58 Terminal Board BB 1H13-P692' CONNECTED ' LIFTED l l l 7.6.2 l l Jumper from Point 57 to 60 l INSTALLED l l 7.6.3 Terminal Board BB 1H13-P692 REMOVED l

l Jumper from Point 71 to 72 ,

IINSTALLED l l l l 7.6.14l Terminal Board BB 1H13-P692l REMOVED

'O HARDWARE REST 0 NATION l l INITIALS l

l. l l l NORMAL FINAL PERFORMER VERIFIER l l STEP DESCRIPTION TEST l

l- ' Jumper from Point 57 to' INSTALLED REMOVED l l 7.6.13 60 Terminal Board BB l l Field lead on Point 55 l l l Terminal Board AA LIFTED CONNECTED 1

l ) Field lead on Point 56 l 1 7.6.24 Terminal Board AA LIFTED CONNECTED l

l Jumper from Point 71 to INSTALLED ' REMOVED l l 7.7.12 72 Terminal Board BB l l Field lead on Point 58 l l 7.7.13 Terminal Board BB LIFTED CONNECTED i

l l Panel lead on Point 100 (CONNECTED l l l l l 7.7.14l Terminal Board AA l LIF' RED v

07-S-53-C11-22 DS I l

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LOOP CALIBRATION INSTRUCTION GRAND GUIE NUCLEAR STATION i

': UNIT NUMBER l 7 < ..' ' .* l 07-S-53-C11-22 Revisien: 0l l Data Sheet I Page 9 l l MXREF/MDOCNO l Page I j.

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. DATA SHEET I, Page 3 of 3 BACKUP SCRAM VALVE B l'UNCTIONAL TEST SAFETY RELATED l MRTYPE_l B5.44 COMMENTS: lMKWDSl l~

i TEST EQUIPMENT CAL DUE DATE l l SERI NO.

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Performed by: Date Technician I'i Date  ;

( j Verified by: Technician Date Approved by: '

Inst. & Control Supervisor Reviewed by: Date Inst. & Control Superintendent or Engineer (As Applicable) l

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