ML17317A827

LER#78-094/03L-0 on 781202:halon Sys for Cable Spreading Area Was Discharged & Therefore Inoperable.Caused by Operator Error

ML17317A827
Person / Time
Site:	Cook
Issue date:	12/20/1978
From:	James Smith INDIANA MICHIGAN POWER CO.
To:
Shared Package
ML17317A823	List: ML17317A822 ML17317A824 ML17317A825 ML17317A826 ML17317A827 ML17317A828 ML17317A829 ML17317A830 ML17317A831
References
LER-78-094-03L, LER-78-94-3L, NUDOCS 7812270268
Download: ML17317A827 (2)

Text

NRC FORM 366 LL S. NUCLEAR REGULATORY COMMISSION

{7.77}

LICENSEE EVENT REPORT 4

CONTROL BLOCK: Ql (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 7 8 9 M I D C LICENSEE'CODE C

I 14 Q 15 LICENSE NUMBER 25 Q 3 26 I.ICENSE TYPF 30 0~O 57 CAT 58 CON'T 7 8 soURGE LLJO 60 61 0 5 0 0 0 DOCKET NUMBER 3 1 6 68 0 69 EVENT DATE 74 QB>> 20 75 REPORT DATE 80 QB EVENT DESCRIPTION AND PROBABLE CONSEQUENCES Q10 UNIT OPERATING IN MODE 1. OPERATOR ERROR RESULTED I A

~O3 SPREADING AREA BEING DISCHARGED AND THEREFORE INOPERABLE IN VIOLATION OF 4 SPEC 3.7.9.4. ACTION ITEM 3.7.9.4a WAS COMPLIED. WITH HALON SYS.'RESTOR

~OS OPERABLE STATUS ON DECEMBER 4, 19784 NO" PROBABLE CONSE UENCES. THIS WAS FIRST

~OB EVENT OF THIS TYPE.

0 7

~OB 80 7 8 SYSTEM CAUSE CAUSE COMP VALVE CODE CODE SUBCODE COMPONENT CODE SUBCODE SUBCODE

~ZZ 10 Q77 A Q>> ~BQ>>

12 13 Z Z Z Z Z Z 18 Q4 UZQ>>

19 UZ 20 Q'5 7 8 9 11 SEQUENTIAL OCCURRENCE REPORT REVISION REPORT NO. CODE TYPE NO.

Q17 LERIRP REPoRT EVENT YEAR MB 21 22 U

23

~09 24 4

26 L~l 27 LU~

28 29 UL 30 U

31 Uo 32 ACTION FUTURE EFFECT SHUTDOWN, ATTACHMENT NPRDR PRIME COMP. COMPONENT TAKEN ACTION ON PLANT METHOD HOURS Q22 SUBMITTED FORM SUB. SUPPLIER MANUFACTURER UNQ75 UZQER 33 34

~ZO20 35 UZQ 36 37 0 0 0 0 40 UNQ23 41 UNQ24 42 UZQ25 43 44 Z 9 9 9 47 Q25 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 o HALON SYS DISCHARGED WHEN OPERATOR PUSHED AC HAVE PUSHED CO RESET BUTTON. OPERATO SURE HE PUSHED CORRECT PUSH BUTTON:-7SINCE PUSH BUTTONS ARE CLOSE TO EACH OTHER.

3 PROTECTIVE COVERS TO BE INSTALLED OVER PUSH BUTTONS TO CAUSE OPERATOR TO TAKE TIME TO BE SURE HE IS CORRECT.

80 7 8 9 FACILITY STATUS

~10 9I'7 POWER OTHER STATUS ~

~3P METHOD OF

'ISCOVERY DISCOVERY DESCRIPTION 32

~l5 UB Qss 10 0

12 Qss 13 NA 44

~AQ31 OPERATOR OBSERVATION 45 46 80 7 8 9 ACTIVITY CONTENT Q Q

[i>~]

7 8

~

RELEASED OF RELEASE 9

Q33 IZJQ34 10 PERSONNEL EXPOSURES AMOUNT OF ACTIVITY 44 45 LOCATION OF RELEASE 80 NUMBER TYPE DESCRIPTION 7 ~00 0 Q37 UZQ35 12 13 NA 80 7 8 9 11 PERSONNEL INJURIES NUMBER DESCRIPTION~41 5 ~00 0 Q45 12 NA 80 7 8 9 11 LOSS OF OR DAMAGE TO FACILITY 43 zz TYPE DESCRIPTION Z Q2 NA 10 80 8 9 O

PUBLICITY ISSUED QUQ44 DESCRIPTION ~ NRC LISE ONLY 68 69 80 o 7 8 9 10 L. K SMITH (616) 465 5901 K . L NAME (~JIZ PREPARER

0 0 I I 1

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