ML18018B266

LER 78-004-00 and LER 78-005-00 for Nine Mile Point, Unit 1 Re During Unit Shutdown, Reserve Power Breaker on Power Board II Failed to Close in After Loss of Normal Power and During Plant Outage While Marking Up Outside MSIV 01-03 Discovere

ML18018B266
Person / Time
Site:	Nine Mile Point
Issue date:	02/07/1978
From:	Schneider R Niagara Mohawk Power Corp
To:	Grier B Office of Nuclear Reactor Regulation, NRC Region 1
References
NMP-0117 LER 78-004-00, LER 78-005-00
Download: ML18018B266 (8)

Text

REGULATORY INFORMATION DISTRIBUTION SYSTEH (RIDS)

DISTRIBUTION FOR INCOMING HATESIAL 50~220 RKC l GRIER B H ORGY iSCHNEIDER R R DOCDATK$ OR/07/78 NRC NIAGARA MOHAWK PHR DA'TE RCVOt 02/13/78 DOCTYPK) LETTER NOTARIZEOf HQ COPIFS RKCKI'VKO SUBJECTS LTR 1 ENCL l ICENSEK KVEN1 REPORT '78~04 "ON 1'/20/78 CONCERNING FAILURE )OF PQWER BREAKER >QH POWER BOARD 11 TO CLOSE AFTER LOSS ~QF NOHHAL POWER LICENSEE. EVENT REPORT '78~05 >ON 1/20/78 CONCERNIHG FAILURE (QF AS IV 01"03 TQ CLOSE DURING PLANT jOUTAGK ~

Pl ANT HANK)NINE HULK PT e UNIT 1 REVIEHER INITIALS XEF DISTRIBUTOR INITIALt A4**44wa4*AwaAaeA DISTRIBUTION OF THIS MATERIAL IS AS FOLLOWS *w4twA'*~~4+aA*4w4a INCIDENT REPORTS (DISTRIBUTION CODE A002)

FQR ACTIQNI BRANCH CHIEF LEAR*wH/4 ENCL INTERNAL< EG NRC PDR*~W/ENCL I a Ea*W/2 ENCL HIPC**X/,S ENCl.

SGHROEOER/IPPOL I TOw*W/ENCL 'OUSTON*~W/ENCL HQVAK/CHECKaiW/KACL GR INKS'*W/ENCL KNIGHTA~W/ENCL SUTLER**H/ENCL HANAUER*~W/ENCL TKDESCO**W/FNCL EISKNHUT**W/ENCL BAER*~W/ENCL

~ SHAQaak'/ENCL YOLLNKR/BUNCH**W/KHCL KREGER/J e COLLINS+AH/ENCL 4OSA**W/ENCL l,, CROCKERwwH/RHINAL SE YFR I T/IE*<W/ENCL EXTERNALS LPDR>S OSWEGO> NY*~h/ENCL TIC>>wW/ENCL NS ICa*W/KNGL ACRS CAT B*~W/16 ENCL DISTR ABUT I'ON $ LTR 46 ENCI. 46 CONTROL NBR i 780460073 SIZE! 1P+2P I

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NILIP-0117 NIAGARA MOHAWK POWER CORPORATION/300 ERIE BOULEVARD WEST. SYRACUSE, N.Y. 13202/TELEPHONE (315) 474-1511 Feb/t.ua/cy 7, 1978 N.. Boyce H. G/Iie/L NAe&o/I.

Used S~ee Nuit!ea/I. Regulatory Commission Region I 631 Pa)et Avenue, Kmg o) P~ska, PA. 19406 RE: 'Dock& No. 50-220 Sea/1. A.. Gru'.e/L:

In accordance Icbth Nine, hKLe Point'ueLea/1. S~on U)Lt ~l TechnicaL Specip~oes, II)e he/1ebg sub~ Licensee Event Repo~ LER 78-04, in accordance uIith Se~on 6.9.2.b. (2) and LER 78-05, which ~ in vio~on og Se~on 3.2.7 og She Technical Speci +cali one.

The5e /I.epo~ ee/1e coIIIpfeted in She (o/Irnat'esignated in NUREG-0161, dated Suing 1977.

Ve/I.g ~y go~,

R.R. Schneide/t, Vice PrcehideI<--

ELe~c P/I,odu~on (3) xc: 'Oi/Iect'o/I., Ot)pce o( ISE (30 copie5) 17'/I.e&o/I., 0(I(ice o( WIPC (3 copen) 78OP6Q073

NI~OR21>l JIIB >4 SEIUI LE.>ssi 1EK,SSVL>3 I VSS 3 4 4>4>EEEIIV~1VSi (7~7... ~

, LICENSEE EVENT REPORT CONTROL BLOCK:

,0 I {PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION)

~01 7 8 9 NYNNP1Q20 LICENSEE CODE I

14 15 0-00000 LICENSE NUh'IBER 0 0 25 Q3 26 4 1 1 LICENSE TYPE 1 1 30 0" ~OE 57 CAT 58 CON'T

~01 soURGE LLJQB 0 5 0 0 0 2 2 0 Q7 0 1 2 0 7 8 QBO 75 80 QB 7 8 60 61 DOCKET NUMBER 68 G9 EVENT DATE 74 REPORT DATE EVENT DESCRIPTION AND PROBABLE CONSEQUENCES QIO Durin unit shutdown reserve ower breaker on Power Board 11 failed

~0 3 to close in after loss of normal ower. This resulted in the loss of

~0 4 ower to ll feedwater um . Therefore s stem 11 HPCI was ino erable.

~0 s S stem 12 HPCI started automaticall . The reserve ower breaker was

~0 B closed manuall . This condition resulted in minimal safet im lications

~o 7 redundant s stem was o erational.

~OB 80 7 8 9

~

SYSTEh1 CAUSE CAUSE COMP. VALVE CODE CODE SUBCODE CohIPONENT CODE SUBCODE SUBCODE

~SF Q1'1 B Q12 UX Q13 13 0 K T B R K 18 Q14 UB 19 0>> U2 20 013.

7 8 9 10 11 12 SEQUENTIAL OCCURRENCE REPORT REVISION 011 LERIRO REP0RT EVENT YEAR

~rS U REPORT NO.

U~ ~O~

CODE TYPE UL U NO.

21 22 23 24 26 27 28 29 30 31 32 ACTION . FUTURE EFFECT SHUTDOWN ATTACHMENT NPRD.4 PRIME CohIP, COMPONENT TAKEN ACTION ON PLANT METHOD HOURS Q22 SUBAIITTED FORh1 SUB. SUPPLIE'R h1ANUFACTURER

~BQIB ~ZQIB 33 34

~ZQ20 35

~ZQ 36 37 0 0 0 0 40

~N 41 Q23 ~YQz4 42

~NQ25 43 44 G 0 8 0 47 C26 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 o Dirt contacts on a General Electric 526 contactor revented the reserve ower breaker from closin in. The contacts were burnished.

3 4

80 8 9

~

7 FACILITY ~30 hIETHOD OF STATUS '4 POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION Qz CZ38 s UG 9

Q23 ~00 10 ~

0 12 Qss 13 NA 44

~A 45 Q31 46 Operational Event 80 ACTIVITY CONTENT 0

RELEASED OF RELEASE NA AMOUNT OF ACTIVITYQB NA LOCATION OF RELEASE Q

~Z Q33 Z Q34 7 8 9 10 44 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION Q30

~17 ~00 0 Qss 2 Qss NA 80 7 8 9 11 12 13 PERSONNEL INJURIES 7 8 9 11 12 80 LOSS OF QR OAhlAGE TO FACII.ITY TYPE DESCRIPTION Q43 3 U2042 NA 8 9 10 80 PUBLICITY NRC USE ONLY ISSUED DESCRIPTION ~4

'~ ES O

LHJO4 NA 8 9 10 68 G9 BO o 0

NAME QF PREPARER Denni s K. M c PHONE:

l 0

IVHC I DIRM BIIG LI 4 dETddEEL LC,ddEEI 5'EOLEVLdds I VE1 5' V ~ EEEElaa5521dd I7-Q7)

LICENSEE EVENT REPORT 1

CONTROL BLOCK: (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 6

[os] 8 9 N Y N LICENSEE CODE N P 1 14 Q2 15 0 0 - 0 0 0 LICENSE NUMBER 0 0 - 0 00 25 26 4 1 LICENSE 1 1 TYPE30 10d~05 57 CAT 58 CON'T

~od "'LQO 0 8 0 0 0 DOCKET NUMBER 2 2 0 68 QT G9 0 1 2 EVENT DATE 0 7 8 74 Qs0 75 2 0 8 REPORT DATE 7 8 80 Qs EVENT DESCRIPTION AND PROBABLE CONSEQUENCES QIO

~02 Durin 1 ant outa e whi 1 e markin u outs i de HSIV 01-03 di scovered that

~o3 va1 ve woul d 'not cl ose . The i ns i de HSI V was cl osed in accordance wi th Technical Specification 3.2.7. This condition resulted in minimal safety implications. The inside HSIV was o erabl e and would have closed on any RPS si nal.

~OB 80 7 8 9 SYSTEM CAUSE CAUSE CohIP. VALVE CODE CODE SUBCODE CohIPONENT CODE SUBCODE SUBCODE

~OS ~CC Qll 2 012 UF Qlo V A L V O~P Qld UD Qls UZ Qdo, 7 8 9 10 11 12 13 18 19 20 Qll LE BIRD REPoRT ACTION . FUTURE EVENT YEAR M78 21 22 EFFECT U

23 SHUTDOWN

~~

24 SEQUENTIAL REPORT NO.

26 U~

27 OCCURRENCE M03 28 ATTACHhIENT CODE 29 NPRDQ REPORT TYPE UL 30 PRIME COMP.

31 REVISION UD 32 NO.

CohIPONENT MANUFACTURER TAKEN ACTION ON PLANT METHOD -

HOURS Q22 SUBhIITTED FORM SUB. SUPPLIER Q18 UZQR UZQo UZQ>>

37 0 0 0 0 UN Qo 41 UYQ24 UAQ25 ~H3 4~3028 33 34 35 3G 40 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS 027

~dd d d 1 -d ilot valve internals were re laced and the valve was times successfully.

3

~l4 80 7 8 9 FACILITY hIETHOD OF STATUS  % POWER OTHER STATUS OBO DISCOVERY DISCOVERY DESCRIPTION Q2

~15 8 Q28 ~00 0 QEo NA 44 45 A 0" 0 erational Event 80 8 9 10 ~ 12 13 46 ACTIVITY CONTENT RELEASED OF RELEASE AhIOUNT OF ACTIVITY QB LOCATION OF RELEASE QB 033 ~ZQ34 NA NA 7 8 9 10 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION Q39

~ET 7 8 L0 9

0JQET UZQ38 11 12 13 NA 80 PERSONNEL INJURIES NUMBER DESCRIPTION Q4 8 ~00 0 Qdo NA 80 7 8 9 11 12 LOSS OF OB DAhIAGE TO FACILITY TYPE DESCRIPTION Q43 Z 042 NA 7 8 9 10 80 o

ISSUED PUBLICITY LNJO44 DESCRIPTION NA

~ NRC USE ONLY O

2 10 68 GB 80 o 0

NAME QF PREPARFR Denni s K. HacVi PHONE. L 8