ML17317A734

LER 78-034/03l-0:on 781010,manual Isolation Valve in Flow Test Circuit of Turbine Driven Aux Feed Pump Found Unlocked & Open.Instructions Issued to Keep a Manual Valve in Test Line Closed & Locked Except When Testing

ML17317A734
Person / Time
Site:	Cook
Issue date:	11/08/1978
From:	Lease R INDIANA MICHIGAN POWER CO.
To:
Shared Package
ML17317A732	List: ML17317A731 ML17317A733 ML17317A734 ML17317A735
References
LER-78-034-03L, LER-78-34-3L, NUDOCS 7811140226
Download: ML17317A734 (3)

Text

NRC FORM 366 NUCLEAR REGULATORY COMMISSION (7 77)

LICENSEE EVENT REPORT v'O CONTROl. BLOCK: Q1 (PLEASE PRINT OR TYPE ALL REQUIREI3 INFORMATION) 7 8 9 M I D C LICENSEE CODE I

C 2Q20

'4 15 0 0 0 0 0 LICENSE NUAIBER 0 0 0 0 0 25 0 4 26 4 1 1 1 LICENSE TYPE 1

30 04~ 57 CAT 58 QE CON'T

~O ~LOB 0 5 0 0 0 3 1 6 Q7 1 0 1 0 7 8 6 1 I 0 8 7 8 Q9 7 8 60 61 DOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 FV ENT OESCRIPTION ANO PROBABLE CONSEQUENCES 010 A MANUAL ISOLATION VALVE IN THE FLOW TEST CIRCUIT OF THE TURB. DRIVEN AUX.

FEED PUMP WAS FOUND UNLOCKED AND OPEN. THIS WOULD HAVE LIMITED THE CAPACITY OF THE PUMP TO APPROX. 200 GPM IN VIOLATION OF TECH SPEC 3.7.1.2.b. MAX TIME~

~05 IN THIS CONDITION WAS 100.75 HOURS. BOTH MOTOR DRIVEN AUX FEED PUMPS WERE

~OB OPERABLE THIS ENTIRE PERIOD. NO PROBABLE CONSEQUENCES.

~O7

~OB 80 7 8 SYSTEM CAUSE CAUSE COMP. VALVE.

[os 7 8 9

~Co CODE 10 0>>

CODE 11 A 0>>

SUBCOOE

~AOTO 12 SEQUENTIAL 13 z

COSIPONENT CODE z z z 04 18 OCCURRENCE SUBCOOE

~zQEE 19 REPORT

~

SUBCODE 20 OTR R EVI5 I ON 017 LERIRO REPQRT ACTION FUTURE EVENT YEAR

~78 21 22 EFFECT

~

23 SHUTDOWN 24 REPORT No.

~07 8 26

~W 27

~03 28 ATTACHMENT CODE 29 NPR~

TYPE

~L 30 PRIME COMP.

~

31 NO.

32 0

COMPONENT TAKEN ACTION ON PLANT METHOD HOURS Q22 SUBMITTED FORM SUB. SUPPLIER MANUFACTURER

~HOIB~OI9 ~O2o gJO" 0 0 0 0 LJO>> LJO24 L~JO25 z 9 9 9 0" 33 34 35 36 37 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS 027 0 THE PNEUMATIC FLOW TEST VALVE HAD BEEN IDENTIFIED AS A DEFECTIVE VALVE BECAUS IT ALLOWED FLOW EVEN WHEN CLOSED. INSTRUCTIONS HAD BEEN ISSUED T MANUAL VALVE IN THE TEST LINE CLOSED AND LOCKED EXCEPT WHEN TESTING. THIS 3 MANUAL VALVE WAS FOUND UNLOCKED AND PARTIALLY OPEN. THE REASON FOR THE VALVE 4 BEING OPEN OR THE PERSON RESPONSIBLE FOR OPENING (GONTINUED NEXT PAGE).

7 8 9 80

~l5 7 8 STATUS,. '8 FACILITY 9

c O26 '~l~

10 POWER 12 Q29 13 OTHERSTATUS

~3P OBO 44 METHOD OF DISCOVERY MO 45 46 DISCOVERY DESCRIPTION Q32 80 ZZ ~zO33 ACTIVITY CONTENT REL'EASED OF RELEASE

~O34 AMOUNT OF ACTIVITY ~ LOCATION OF RELEASE Q 7 8 9 10 11 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION Q39 7 8

~oo 9

0 11 0>>~zQER 12 13 80 PERSONNEL INJURIES NUMBER DESCRIPTION 041 7

B 8

~i~Q4o 9 I\ 12 80 LOSS OF OR DAMAGE TO FACILITY TYPE DESCRIPTION Q43 9 z O42 7 8 9 10 80 o

ISSUED

~N PUBLICITY 44 DESCRIPTION ~ NRC USE ONLY 44 a

E 8 9 10 68 69 80 a 0

NAME OF PREPARER R. S. Lease PHQNE: 16 465-5901 0

ATTACHMENT TO LER 878-078/03L-0 IT COULD NOT BE FOUND. A NEW PNEUMATIC VALVE IS ON ORDER AND WILL BE INSTALLED WHEN RECEIVED. THE REPORT OF THIS EVENT HAS BEEN PROVIDED TO ALL OPERATING PERSONNEL TO POINT OUT THE CONSE(}UENCES OF NOT KEEPING THE MANUAL VALVE CLOSED UNTIL THE PNEUMATIC VALVE IS REPLACED.