05000333/LER-1980-073-03, /03L-0:on 800815 During Surveillance,Offgas Radiation Monitor B Found Out of Calibr.Caused by Instrument Drift & Detector Aging.Adjusted & Restored Monitor to Operable Status 3 Days After Discovery

/03L-0:on 800815 During Surveillance,Offgas Radiation Monitor B Found Out of Calibr.Caused by Instrument Drift & Detector Aging.Adjusted & Restored Monitor to Operable Status 3 Days After Discovery

ML19332B018
Person / Time
Site:	FitzPatrick
Issue date:	09/12/1980
From:	POWER AUTHORITY OF THE STATE OF NEW YORK (NEW YORK
To:	Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19332B017	List: 05000333/LER-1980-073, Forwards LER 80-073/03L-0 05000333/LER-1980-073-03, /03L-0:on 800815 During Surveillance,Offgas Radiation Monitor B Found Out of Calibr.Caused by Instrument Drift & Detector Aging.Adjusted & Restored Monitor to Operable Status 3 Days After Discovery
References
LER-80-073-03L, LER-80-73-3L, NUDOCS 8009190496
Download: ML19332B018 (1)

LER-1980-073, /03L-0:on 800815 During Surveillance,Offgas Radiation Monitor B Found Out of Calibr.Caused by Instrument Drift & Detector Aging.Adjusted & Restored Monitor to Operable Status 3 Days After Discovery

Event date:
Report date:
3331980073R03 - NRC Website

text

NRC FORM 366 U.S. NUCLEAR REGULATT]Y COMMISSION (7 77)

LICENSEE EVENT REPORT CONTROL BLOCK: l l

l l

l l lh (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 1 6

@ l Nl Yl Jl AJ Fl 1lglS0l0l-l0l0l0l0l-l0l0l0lgl4l1l1l1l1lgl l

lg 25 26 LICENSE TYPE JO 57 CAT 58 Li, CENSE NUMBER 7

8 9 LICENSEE CCOE 14 I

CON'T lolil l L gl l 5 l 0 l 0 l 0 l 3 l 3 l 3 @l 0 l 8 l 1 l 5 l 8 l 0 @l 0l 9[ 1l 2l 8 l 0 l@

$o ' CE

?

8 60 61 QoCKET NUMS ER 68 69 EVENT OATE 74 75 REPCRT QATE 80 EVENT CESCRIPTION AND PROBABLE CONSECUENCES h Iol2l l During nor-al operation, while conducti$e surveillance to satisfy TS Table 4.2-4_

1 off gas radi' tion monitor "B" was found out of calibration.

Off gas monitor "A" l

[5Til l a

lo I4 l l was fully operable.

I l

lois] l 101611 I

10171 1 I

I totali 80 7

8 9

• $Ic'E

1. 1. iE S8CiEE CCMPCNENT CODE SL8 C'E SL 0E C

Cc 10191 l Ml B l@ lX l@ l Zl@ lI lN lS lT lR lU l@ l X lh (_Zj h 7

8 9

10 11 12 13 18 19 20 SECUENTI A L OCCURRENCE REPCRT R EVISION LE R/ RO EVONT YE A R REPORT No.

CODE TYPE No.

@yRE l8 l0 l l-l l0l7l3l l/l l0l3l lL l l-l l 0l

_ 21 22 23 24 26 27 3

a 30 31 32 T K N AC CN O P T

MET HOURS S8 i FCR 8.

SUPPt 1 MANUF JRER lEl@l2l@

l Z l@

l Zl@

l0l010l0l lN l@

lYl@

lNl@

l G l 0 l8 l0 l@

33 34 JS 36 37 40 41 42 43 44 47 CAUSE CESCRIPTION AND CCRRECTIVE ACTIONS h Ii j ol l Instrument drif t' and detector ageine (lower sensitivitv) caused the out of calibrationi it IiI i condition. Adjustment of the instrument and decalibration restored off cas monitor I

~

I i 6 21 1 to operable status three (3) days after discovery.

I 11 131 I I

l 1 641 I 80 7

8 9 STA 4'0WER OTHER STATUS CIS O Y

DISCOVERY DESCRIPTION Surveillance l

NA l

[3.jhl Ii i s I Lsj@ ML11@l A!nviTY Cc'ArENT AuouNTor AcuviTY @ l tec4neN c, RETE 2SE @

l 1 l 6 l 17d @o e-wEu4 SEW @l c.EtEASE NA l

NA l

7 8 9 10 11 44 45 80 I b f CONNEL EXPO %N'l NUM8ER Na CESCRIPTICN NA l

1i 17 ! l01010 l@lz i@l

,ER50~NEebu' lies oESCRi, Tic ~@ NA l

NuuSER It l a l l 0 l 0 l 0 l@l 80 7

8 9 11 12 LCSS OF CR CAMAGE TO FACILITY Q TYPE CESCRIPTioN v

li 191 { Zj@l NA l

80.

7 8 9 to riTol lSutf@TE7CR,PTicN@8009190Tfh NRC USE CNLY is N

l NA l

lllllllllll[l; 2

9 10

,y

,,, 80 ;

68 69