ML20235Y895

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Rev 0 to Procedure 07-S-53-C11-21, Loop Calibr Instruction Backup Scram Valve a Functional Test,Safety-Related
ML20235Y895
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-C11-21, 7-S-53-C11-21, NUDOCS 8710200521
Download: ML20235Y895 (12)
v • d • e


Text

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4. -
  1. ~ ' PLANT OPERATIONS MANUAL

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'%\. . : Volume 07 07-S-53-C11-21 Revision: 0  !

Section 53 Date: 09-22-87 .j

  • ;l LOOP CALIBRATION INSTRUCTION BACKUP SCRAM VALVE A FUNCTIONAL TEST j l

SAFETY RELATED .

l Prepared: .

Reviewed: / /A. h .

Quality Pr6 grams Technical '

[v.) Approved: IISC Superintendent J

3 List of Effective Pages:

Pages 1-9 List of TCNs Incorporated:

Revision J T

0 None I

Dt 21 871016 P f00CK0500 16 v

07-S-53-C11-21 CV & CON CONTROLLED COPY #a 9 o_ - 1

. f I LOOP CALIBRATION INSTRUCTION GRAND GULF NUCLEAR STATION lNo.: 1 Revision: 0 l Safety l

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Title:

Backup Scram Valve A l Evaluation l t., Functional Test l 07-S-53-C11-21 l

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  • *
  • Safety Evaluation * *
  • Procedure # 7"5' I8' sib 2/

Revision # 6 TCN # A/

SAFETY EVALUATION APPLICABILITY REVIEW l l NO YES l l

(1) Change to Facility as desc. in FSAR?

l (2) Change to Prc:edure as desc. in FSAR? / l l (3) Test or Experiment not desc. in FSAR7 / l y l l (4) Chang. i.o Technical Specifications? ~

l l (If YES, perform 10CFR50.59 Safety Evaluation)

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ENVIRONMENTAL EVALUATION APPLICABILITY REVIEW l l

% l (1) Change to Environmental Protection Plan? [

(d l-(2) Will or May effect E vironmant?

l (If YES, perform Envi nt luation)

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l l

l Signature - C Date l l

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1 l

07-S-53-C11-21 CV & CON CONTROLLED COPY #-

3 -

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e LOOP CALIBRATION INSTRUCTION GRAND GULF NUCLEAR STATION l

Title:

Backup Scram Valve A lNo.: l Revision: 0 lPage: i j

. ,- y 1 07-S-53-C11-21 l l t  ; l' Functional Test l pr Cross-discipline review required:

Reviewed by:

( ) YES ( NO

'l[/ Initials Does this revision satisfy Two Year Review Criteria? ( ) YES ()Q 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 Paragraph Number l That Implements Requirement l j,Name

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

Haster Equipment List Change generated and the bac documentation available for setpoint and/or calibration data only l,__,1 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.

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k 07-S-55-C11-21 CV & CON

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m d T R 0 t.t E D M N O

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. LOOP CALIBRATION INSTRUCTION J/c . GRAND GULF NUCLEAR STATION.

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Title:

Backup Scram Valve A -l No.: 07-5-53-C11-211 Revision: 0lPage:

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X l-' Functional Test l l_);

1.0 PURPOSE I 1.1.;The. purpose of.this instruction is to provide direction to functionally

. test Backup Scram Valve A, IC11-F110A.

1.2 This instruction is required to be performed every refueling outage per.

Position 4.5 of NRC Generic-Letter 83-28.

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2.0 REFERENCES

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'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 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.

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

p 5.3 The ten (10) second time delay on Reactor Scram Reset Logic A and C will '

\d be defeated during the performance of this instruction.

07-S-53-C11-21 TEXT CONTROLLED COPY #-

/

. , /

.t LOOP CALIBRATION INSTRUCTION

.'- ', GRdNDGULFNUCLEARSTATION l

Title:

- Backup Scram Valve A l No.: 07-S-53-C11-21l Pavision: OlPage: 2 l l l l

,s l " Functional Test l r F

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l 5.4 Half the closing. logic for the Scram Discharge Volume Vent and Drain Valves, .1C11F009A&B and 1C11F182A&B will be defeated during the performance of this instruction.

6.0 REQUIRED MATERIAL 6.1 DVM, Fluke 8600A

'6.2 Test gauge, Hiese 0-100 psig or equivalent.

6.3 Test setup (see Figure 1) 6.4 Variator 6.5 Jumper 7.0 INSTRUCTIONS 7.1 Ensure that safe working conditions have been established and sign the data sheet.

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7.2 Notify the Shift Supervisor this instruction contains I&C Hardware 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 A l

l NOTE l l

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

l l in Upper Control Rcom Panel 1H13-P691.

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  • 7.5.1 On Terminal Board AA lift the Field lead on Points 55 and 56.

7.5.2 Measure and record the "As Found" coil resistance of Backup Scram Valve A.

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 k

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

07-S-53-C11-21 TEXT CONTROLLED COPY #

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m j l. .

1-

' LOOP CALIBRATION INSTRUCTION

.f . GRAND. GUIE NUCLEAR STATION .

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Title:

Backup Scram Valve A l No.: 07-S-53-C11-21l Revision: 0lPage: 3 l l

Functional Test l l l 77 b ,j

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1 l 7.6 Logic Functional Test of Backup Scram Valve A

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NOTE l l '

l l -l l Steps 7.6.1 and 7.6.2 will defeat the ten (10) second time delay on l '

l Reactor Scram Reset Logic A and C, 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 lif t both Panel leads on Point 55.
  • 7.6.2 On Terminal Board BB lift the Field lead on Point 49.
  • 7.6.3 On Terminal Board BB install a Jumper between Points 48 and 51.

7.6.4 On Terminal Board BB connect the DVM to measure 125 Vdc between Points 49 and 71. Ensure DVM indicates approximately 0 Vdc.

7.6.5 Have Operations ARM the Manual Scram Pushbutton for Div 2. .Then have them initiate an RPS half-scram by depressing the MAN SCRAM RPS DIV 2 Switch, IC71-HS-M600B, on 1H13-P680.

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  1. 7.6.6 Verify DVM indicates approximately 125 Vdc.

7.6.7 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. 7.6.8 Verify DVM indicates approximately 0 Vdc.

7.6.9 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. 7.6.10 Verify DVM indicates approximately 125 Vdc.

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

Then have them Reset the RPS half-scram using the SCRAM RESET RPS DIV 4 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 48 and 51.
  • 7.6.14 On Terminal Board BB install a Jumper between Points 71 and 72.

J("'N 07-S-53 011-21 TEXT r.nNTRnLLED COPY #

O

LOOP CALIBRATION INSTRUCTION  !

/ . GRA'ND GULF NUCLEAR STATION l

Title:

Backup Scram Valve A l No.: 07-S-53-C11-21l Revision: 0lPage: 4 l l

,y

- -l Functional Test i l l d

7.6.15 Have Operations ARM the Manual Scram Pushbutton for Div 1. .Then have them initiate an RPS half-scram by depressing the MAN SCRAM RPS DIV 1 Switch, 1C71-HS-M600A, 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 1.

Then have them Reset the RPS half-scram using the SCRAM RESET j RPS DIV 1 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 3. Then have them initiate an RPS half-scram by depressing the MAN SCRAM RPS DIV 3 Switch, 1C71-HS-M6000, on 1H13-P680.

  1. 7.6.20 Verify DVM indicates approximately 125 Vdc.

7.6.21 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 buitch 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 49 and 71.

  • 7.6.24 On' Terminal Board AA connect the Panel lead on Point 55 that comes from Terminal Board BB Point 49.
  • 7.6.25 On Terminal Board AA connect the Field lead to Points 55 and 56.

7.7 Functional' Test of Backup Scram Valve A Establish communications between the Control Room and Backup l 7.7.1 Scram Valve A. f J

7.7.2 Remove the tailpipe from IC11-F110A.

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.

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1 07-S-53-C11-21 TEXT 3  !

rN! TROLLED COPY #-

LOOP CALIBRATION INSTRUCTION-

.,.. GR ND GULF NUCLEAR STATION

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Title:

- Backup Scram Valve A l No.: 07-S-53-C11-21l Revision: 0lPage: l 5

f l  ;

Functional Test i

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7.7.6 Have Operations ARM the Manual Scram Pushbutton for Div 1. Then have them initiate an RPS half-scram by depressing the MAN SCRAM RPS DIV 1 Switch, 1C71-HS-M600A, on 1H13-P680.

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

7.7.8 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.

NOTE l l

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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 l

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

This will verify that the Backup Scram Valve has properly

(~ reseated.

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  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 49.
  • 7.7.14 On Terminal Board AA connect the Panel lead on Point 55 that comes from B1 of 1C71-K21A (CB).

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

07-S-33-C11-21 TEXT 0 CONTROLLED COPY # -

LOOP ( A R h 11 M INSTRUCTION

,.. , .GBAND GUIE NUCLEAR STATION , 1

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Title:

Backup Scram Valve A l No.: 07-S-53-C11-21l Revision: 0lPage: 6 l j

l 1 Functional Test l l l '

t ' V[- .

FIGURE 1 TEST SETUP l BACKUP SCRAM VALVE A I

Hiese '

V '

s F110A CONTROL ROD DRIVE SYSTEM b F01 V) ,

F02 j s _

INSTRUMENT AIR SYSTEM l

NOTE Tail pipe 1" NPT copper pipe and will require sweating to remove and replace. ,

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07-S-53-C11-21 TEXT CdNTR0ttED 00W'# J

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LOOP CALIBRATION ISTRUCTION l f,.GR ND, GULF NUCLEAR STATION '

UNIT WO.

l 07-S-53-C11-21 l Revision 0 l l Date Sheet I l Page 7 l 7 l Page l MXREF/MDOCN0 l .

l J. l

'- l DATA' SHEET I.-Page 1 of 3 BACKUP SCRAM VALVE A j

FUNCTIONAL TEST SAFETY RELATED l MRTYPEl B6.44- l

,l MSYSNO) C11 .) MMPLI N1011F110A l MINSTRl 1C11-F110A 7.1 Safe Working Conditions Established Signatura l 7.2 Shift Supervisor Notified '

Signature 7.5.2 "As Found" Backup Scram Valve A coil resistance Acceptance Criteria 1610 i 200 ohms l l 1 l STEP l DESCRIPTION INITIALS l l

l r l l p- 7.6.6 l DVM indicates approximately 125 Vdc l

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ll l 7.6.8 l

1 DVM indicates approximately 0 Vdc l l

l 1 I l l l 7.6.10 l DVM indicates approximately 125 Vdc l l I I l l l 7.6.12 DVM indicates approximately 0 Vdc l l I I l .

l 7.6.16 l DVM ing 2tes a, goximately 125 Vdc l 1

l l l 7.6.18 i DVM indicates approximately 0 Vdc l l I I  :

l 1 .

l 7.6.20 l DVM indicates approximately 125 Vdc l l '

I I I I l 7.6.22 l DVM indicates approximately 0 Vdc l l I I l 1 7.7.4 Test setup not leaking l l l

I I l '

Test gauge increased to approximately 80 psig l q l 7.7.7 l i l l Backup Scram Valve has properly reseated l l l l 7.7.9

, I I l

l _ 7.7.10 l Test equipment removed l l l' l l I I l Tailpipe replaced l l l 7 . 7 .1,1 Test gauge pressure increased to psig 7.7.7  ;

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L' l 07-5-53-C11-21 DS I }

_ _ _ _ _ _ - _ _ et i

i GRA'ND GULF NUCLEAR STATION LOOP CALIBRATION ISTRUCTION f ,a N

l UNIT NO. F l 07-S-53-C11-21 l Revision 0 l l Date Sheet I l Page 8 l

l MXREF/MDOCN0 l Page l j l l DATA SHEET I, Page 2 of 3  !

BACKUP SCRAM VALVE A FUNCTIONAL TEST SAFETY RELATED l MRTYPEl B6.44 HARDWARE MODIFICATION l l l INITIALS l l l l STEP l DESCRIPTION I NORMAL l TEST l PERFORMER l VERIFIER l l l Field lead on Point 55 l l l l l l l Terminal Board _AA 1H13-P691 l CONNECTED l LIFTED l l l l l Field lead on Point 56 l l l l l l 7.5.1 1 Terminal Board AA 1H13-P691 l CONNECTED l LIFTED l l l l

l l Panel leads on Point 55 l l l l l 7.6.1 l Terminal Board AA 1H13-P691 l CONNECTED l LIFTED l l l l Field lead on Point 49 l l l l l l

l 7.6.2 l Terminal Board BB 1H13-P691 l CONNECTED LIFTED l l l l l Jumper from Point 48 to 51 l l l l l 7.6.3 l Terminal Board BB 1H13-P691 l REMOVED l INSTALLED l l l j j Jumper from Point 71 to 72 l l l l l l REMOVED l INSTALLEDI l l l 7.6.141 Terminal Board BB 1H13-P691

' HARDWARE RESTORATION INITIALS l_ l l l l l l l STEP l DESCRIPTION l TEST l NORMAL l FINAL PERFORMER l VERIFIER l l l Jumper from Point 48 to l l l l l l INSTALLED l REMOVED l I l l l 7.6.13l 51 Terminal Bond BB l l l l Paned lead (from TB-BB l l l l l Pou.t 49) on Point 55 l j j l l l l

l LIFTED l CONNECTEDI l l l l_7.6.241 Terminal Board AA l l Field lead on Point 55 l l l l l l l LIFTED l CONNECTEDI l l l l l Terminal Board AA l

l l Field lead on Point 56 l l l l l l LIFTED l CONNECTED l l l l l 7.6.251 Terminal Board AA l l Jumper from Point 71 to l l l l l l 1 l 7.7.121 72 Terminal Board BB l INSTALLED l REMOVED l l l l l

l l Field lead on Point 49 l l l l l l LIFTED l CONNECTED l l l l 7.7.131 Terminal Board BB l [

l l Panel lead (from B1 of l l l l l l j l IC71-K21A) on Point 55 l l l l LIFTED l CONNECTED l l l l l 7.7.14] Terminal Board AA l

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07-S-53-C11-21 DS I j CONTROLLED COPY # 3 -

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r, , _, __-____ - - _________ - - _ _ -

LOOP CALIBRATION ISTRUCTION

,;*y.GRNDGUIENUCLEARSTATION.

-UNIT NO.

-l 07-S-53-C11 Revision 0 l i1 l Date Sheet I Page 9. l l MXREF/MDOCN0 l Page DATA SHEET I, Page 3 of 3 BACKUP SCRAM VALVE A FUNCTIONAL TEST

. SAFETY RELATED l

.l MRTYPEl B6.44' i

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~i TEST EQUIPMENT l COMMENTS: 1MKWDSl l l-SERI NO. -l CAL DUE DATE I l-l I I I l

l I l l

I I I 1

I- l l' I

l 'i l l l l l

-l Performed by: Date Technician Verified.by: Date

% . Technician i

Approved by: Date j 1

Inst. & Control Supervisor Reviewed'by: Date

, Inst. & Control Superintendent or Engineer-(As Applicable) 1 l

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O 07-S-53-C11-21 DS I CONTROLLED COPY # 3 _

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