05000324/LER-1981-023-03, /03L-0:on 810224,primary Containment Atmospheric Monitor Oxygen Analyzer 2-CAC-ATH-1259-2 Indicated Torus Oxygen Concentration of 15%.Caused by Analyzer Failing to Calibr,Due to Failure of Analyzer Electromagnetic Unit

/03L-0:on 810224,primary Containment Atmospheric Monitor Oxygen Analyzer 2-CAC-ATH-1259-2 Indicated Torus Oxygen Concentration of 15%.Caused by Analyzer Failing to Calibr,Due to Failure of Analyzer Electromagnetic Unit

ML20003D774
Person / Time
Site:	Brunswick
Issue date:	03/25/1981
From:	Pastva M CAROLINA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20003D763	List: 05000324/LER-1981-023, Forwards LER 81-023/03L-0 05000324/LER-1981-023-03, /03L-0:on 810224,primary Containment Atmospheric Monitor Oxygen Analyzer 2-CAC-ATH-1259-2 Indicated Torus Oxygen Concentration of 15%.Caused by Analyzer Failing to Calibr,Due to Failure of Analyzer Electromagnetic Unit
References
LER-81-023-03L-02, LER-81-23-3L-2, NUDOCS 8103310568
Download: ML20003D774 (1)

LER-1981-023, /03L-0:on 810224,primary Containment Atmospheric Monitor Oxygen Analyzer 2-CAC-ATH-1259-2 Indicated Torus Oxygen Concentration of 15%.Caused by Analyzer Failing to Calibr,Due to Failure of Analyzer Electromagnetic Unit

Event date:
Report date:
3241981023R03 - NRC Website

text

.....w....,17-771

• LICENSEE EVENT REPORT h

NinOL stOCx: l l

l l

l l

(PLE ASE PRINT On TYPE ALL REQUIRED INFORMATION) foIillNlClBlElPl 2 l@l 0 l 0 l - l 0 l 0 l 0 l 0 l 0 l-l 0 l 0 l@l 4 l 1 l 1 l 1 l 1 l@l l

l@

P 8 9 LICENSEE CODE 14 15 LsCEN5E NuMesEH 25 2ts LeCENSE TvPE J9 51 GAY S4 tO*4*T lol11 3[gc dl 0 l 5 l 0 l - l 0 l 3 l 2 l 4 @l 0 l 212 [4 l 8 l 1 l@l01312 l 5 l 811l@

8 60

1. l DOCK ET NUveER 64 O

EVENT OATE 74 75 REPOHT DATE 40 EVENT OESCRIPTION AND PROB AsLE CONSECUENCES h L2,L2_j lthile nerformine normal RTCB surveillance. it was observed that primary containnent l

ITTTI l atmospheric monitor oxygen analyzer, 2-CAC-ATH-1259-2, indicated a torus oxygen concent L9_idJ l tration of 15% while the concentration ' indicated by the other primarv containment l

I atnoepheric monitor oxygen analyzer, 2-CAC-ATH-1263-2, was an expected < 3%.

This l

o s Lo_L J l event did not affect the health or safety of the public.

I l OTil I l

O ei Technical Specifications 3.3.5, 6.9.1.9b J

83 7

.8 9

• I[E CC$E sNCi$E COMPONENT CODE SLB O'E SU OE CO E

IS lE l@ W@ W@ l Tl Nl Sl Tl Rl Ul@ l El@ l Zl@

7 8

9 to si 12 13 18 13 20 SEQUENTIAL OCCURRENCE REPORT REVISION EVENTYEAR REPORT NO, CODE TYPE N O.

@,*LE R RO 18 11 I L--J 10 12 13 I Ld I 013 I Ltd I-I lo I

, jog 25 22 23 24 26 27 28 29 JJ 31 32 AK f AC O ON PL NT ME HOURS 22 58 IT FO LB-SLPPL1 MAN FA UHER [C_j g W @

[Z_j@

[Z_j@

l0l0l0l0l y@

J@

l Nl@

lB l1 l3 l5 l@

33 34 33 36 3

40 41 43 43 44 47 CAUSE OESCRIPrlON AND CORRECTIVE ACTIONS i o lA calibration check of both' monitors showed that the 1263 analvzer was operatine withit l tolerance and indicating properly, but the 1259 analyzer would not calibrate due I

i i lto a failure of the analyzer electromannetic unit.

The 1259 analyzer electromnenetic I i 2 l unit was replaced, the anlyzer was calibrated, observed for proner operation and I

i 3 I returned'to normal service.

l i 4 80 7

8 9 STA

% PCWER OTH ER STATUS 15 Y

DISCOVERY DESCRIPTICN l

[I_j@' I O I 6 l 2 l@l NA l

bLjh!

(bor H en,1 Non e i s

',2TiviTY CO'0 TENT 8

KELE AsEo CF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE NA l

l nA h

hl i 6 7

8 9 to 11 44 46 80 PERSONNEL ExposunES CESCRIPTION TYPE @l I

NUMBER 10 10 10 l@l2 l

ni i >

',ERsoNNEl',~,u',fiEs OEsCRiPTiON@

1010 10 l@l nA i n 80 P

8 9 11 12 LOSS OF OR DAMAGE TO FACILITV

- TYPE OESCRIPTIO*4 t 0 NA 80 F

8 9 10 ISSUEf@OE CFtlPTION m_

l NA l

lIlllll1lllll1 2 o 68 69 80 5 7

a.9 10 8103310 o

J. Pastva..fr.

PHONE:

(410I &97 4971 NAME OF PnEPARER