05000286/LER-1981-006-03, /03L-0:on 810706,battery Charger 32 Discovered in Tripped Position.Caused by Faulty delta-P Air Flow Sensing Switch.Switch Replaced

/03L-0:on 810706,battery Charger 32 Discovered in Tripped Position.Caused by Faulty delta-P Air Flow Sensing Switch.Switch Replaced

ML20010G016
Person / Time
Site:	Indian Point
Issue date:	09/03/1981
From:	Gumble F POWER AUTHORITY OF THE STATE OF NEW YORK (NEW YORK
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20010G012	List: 05000286/LER-1981-006, Forwards LER 81-006/03L-0 05000286/LER-1981-006-03, /03L-0:on 810706,battery Charger 32 Discovered in Tripped Position.Caused by Faulty delta-P Air Flow Sensing Switch.Switch Replaced
References
LER-81-006-03L, LER-81-6-3L, NUDOCS 8109150234
Download: ML20010G016 (1)

LER-1981-006, /03L-0:on 810706,battery Charger 32 Discovered in Tripped Position.Caused by Faulty delta-P Air Flow Sensing Switch.Switch Replaced

Event date:
Report date:
2861981006R03 - NRC Website

text

~

LICtiidEE EVENT REPORT cot $ROL sLoCx: ll l

1 l

1 l@

[PLEASE PRINT OR TYPE ALL REOU'IREO INFORMATION) l0 l11 ld l Yl Il P lS (3 l @ 15 l0 l - l 0l 0 [G l 0 l 0l -4 0l 0 l@l 4 l 1 l Il 1 l 1 l@l l

l 57 CAT 68 @

7 8 9 LeCENSEE CODE to LirEGE NUMBER 26 26 LICENSE TYPE JO COvT

!OIiI

• ,RE I L l@l 0 l 51610 l012 S 16 l@lO l 710 l 618 l 1 l@l o19 l0 13 18 l1l@

i 8

60 61 DOCK 2T NUV'lER 68 69 EVENT DATE 74 75 REPORT C ATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h 10 I?l InHILE OPERATING AT 70 PERCENT PonER. AT 1230 HOURS. BATTERY,(H/RGER No. I [0131 132 nAS OBSERVED TO BE IN THE TRIPPED POSITION. ATTEMPTS TO RESTART 1

1014 IPROVED UNSUCCESSFUL. TECHNICAL SPECIFICATION 3.7. A.6 REQUIRES ALL THREE I IO lsi I BATTERY CHARGERS TO BE OPERABLE WHENEVER THE REACTOR IS ABOVE THE COLD l

10 la l I SHUTDOWN CONDITION. TECHNIC AL SPECIFIC ATION 3.7.C.1 REQUIRES DESCENT TO I o

lIO l71 lHOT SHUTDOWN UPON BATTERY CHARGER FAILURE. A SIMILAR EVENT OCCURRED ON l

FO Tirl 1 J ANU ARY 24, 1981 (LER 81-006/03L-0).

I

' E'E

'^"$E s 'fr"SOE C

CO COMPONENT CODE SU8 Code S

E

!!O191 lE l El@ La_]@ l_Al@ 1B I e I TI T I RI Y l@ l_z_J@ Q @

1 8

9 10 11 1?

13 18 19 20 4tOVENTIAL OCCURRENCE REPORT R EVISION lea EVENT YE A R REPORT NO.

CODE TYPE N O,

@,aggRO I 81 il I-i lo 10161 l/l J 0131 ILI l-l 101

_ 21 22 23 24 26 27 28 M

30 31 32 K N AC ON ON PL NT ME e4v HOURS 8

FOR B.

SUPPLt M ANUF ACT URE R l Al@l Zi@

l 3 l@

[T._j@

l 0 l0 l 0l 0l lNl@

l Yl@

l Nl@

lFl0l 1l 3l@

33 34 35 36 37 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS li i O l ]OESCENT To HOT SHUTDodN hAS INITI ATED,IN ACCORDANCE WITH THE I

11 111 I REQUIREMENTS OF TECHNICAL SPECIFIC /TIONS. AT 1250 HOURS, THE DELTA-P AIRI ii,2, l FLOW SENSING SWITCH (FAIRCHILD, MODEL PSF 100 A)WAS REPLACED. B ATTERY I

lil l l CriARGER No. 32 WAS THEN DECLARED OPERABLE, AND THE PLANT RETURNED TO 70 l l 314 i l PERCENT PodER.

I ST S

% POWER OTHER STATUS DI RY DISCOVERY DESCRIPTION I1 !s 1 l E l@ lo l 71 O l@l NA l

1 Al@l OPERATOR OBSERVATION l

A TivtTY CO TENT li Is l l zj @ LZ_j@lN A AMOUNT OF ACTIVITY @ ]

REMASED OF REMASE LOCATION OF REMASE I

NA I

,ERSONNELEx,OSSES oEScRiPTIO~ @

~Uv8n Tv,E

' [TITl i 0l Ol 0 j@l 2l@l NA I

PERS)NNEL tNJU IES NUMBER

DESCRIPTION

li la l l 01 01 O l@l N A l

7 8 9 11 12 80 TYPE DE R PT ON li l 91 l_Zj@l NA l

PuBoi$Tv 8109150234 810903 ISSUE @ DESCRIPTION @

NRC USE ONLY PDR ADOCK 05000286 l NA S

PDR

_l l l* l l l l l l l l l l l; a O 7

8 9 10 68 69 80 %

NAME OF PREPARER PHONE: