05000220/LER-1980-022-03, /03L-0:on 800927,low Power Range Monitor Detector Failed Rendering Average Power Range Monitor 18 Inoperable. Caused by Internal Shorting.Low Power Range Monitor Will Be Replaced During Next Refueling

/03L-0:on 800927,low Power Range Monitor Detector Failed Rendering Average Power Range Monitor 18 Inoperable. Caused by Internal Shorting.Low Power Range Monitor Will Be Replaced During Next Refueling

ML18037A296
Person / Time
Site:	Nine Mile Point
Issue date:	10/24/1980
From:	Harrison P NIAGARA MOHAWK POWER CORP.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML17053C042	List: 05000220/LER-1980-022, Forwards LER 80-022/03L-0 05000220/LER-1980-022-03, /03L-0:on 800927,low Power Range Monitor Detector Failed Rendering Average Power Range Monitor 18 Inoperable. Caused by Internal Shorting.Low Power Range Monitor Will Be Replaced During Next Refueling
References
LER-80-022-03L, LER-80-22-3L, NUDOCS 8010310454
Download: ML18037A296 (2)

LER-1980-022, /03L-0:on 800927,low Power Range Monitor Detector Failed Rendering Average Power Range Monitor 18 Inoperable. Caused by Internal Shorting.Low Power Range Monitor Will Be Replaced During Next Refueling

Event date:
Report date:
2201980022R03 - NRC Website

text

. lM 366 Cf+TRR. BLOCK:

U. S. NUCLEAR REGULATORY COMMISSION LlCENSEE EVENT REPO 0

(PLEASE PRINT OR TYPE ALLREQUIRED INFORMATION) 6 7

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LICENSEE CODE 14 15 LICENSE NUMBER 25 26 LICENSE TYPE 30 57 CAT 58 CON'T sooecs,,IL Ips 0

5 0

0 2

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60 61

'OCKET NUMBER

= ~68 69 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES Q10

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2 8

oQg EVENT DATE 74 75 REPORT DATE 80

~O3 detector failed with two others in t e sam

~04 reviousl out of service.

This rendered

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8 80 SYSTEM

CAUSE

CAUSE CODE CODE SUBCODE

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~A 013 9

10 11 12 13 SEQUENTIAL I.ERIRO EVENT YEAR REPORT NO.

Gl essoer

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~Q 2 I 22 23 14 26 ACTION. FUTURE EFFECT SHUTDOWN TAKEN ACTION ON PLANT METHOD HOURS

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33 34 35 38 37 CAUSE DESCRIPTION AND CORRECTIVF ACTIONS 27 o

Lnvesti ation determined detecto COMP VALVE SUBCOOE SUBCOOE pl. ~ Qls LLI Ols.

18 19 20 OCCURRENCE REPORT REVISION CODE TYPE NO.

L~J Li laJ 27 28 29 30 31 32 Q

ATTACHMENT NPRDA PRIME COMP.

COMPONENT 22 SUBMITTED FORM SUB.

SUPPLIER MANUFACTURER Q23

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0 40 41 42 43 44 47 COMPONENT CODE N

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. The immediate condition of an ino erable APRM was rectified by placing the APRM in the b pass mode as allowed b

Tech S ecs.

3 Final rectification will entail LPRM detector re lacement during the next refuelin outa e.

80 80 80 80 7

8 9

11 '2 I-OSS OF OR DAMAGETO FACILITYQ43 TYPE

DESCRIPTION

~2I Q42 NA 9

10 PUBLICITY ISSUED DESCRIPTION~

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10 80 9

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80 NRC USE ONLY o

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68 69 80 PHDNE. (315 343-2110 Ext.

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NAME DF PREPARER Paul Harrison 7

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FACILITY

~3P METHOD OF STATUS

% POWER OTHER STATUS ~

~ DISCOVERY DISCOVERY DESCRIPTION 32 s

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022 NA

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'larm Res onse 7

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10 12 13 44 45 ACTIVITY CONTENT RELEASEO OF RELEASE AMOUNTQF ACTIVITY

~ ~ ~

LOCATION OF RELEASE

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~2034 NA 7

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10 11 44'5 PERSONNEL EXPOSURES NUMBER TYPE

DESCRIPTION

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11 12 13 PERSONNEL INJURIES NUMBER DESCRIPTION Q41 3

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