05000306/LER-1980-035-03, /03L-0:on 801103,remote/local Control Switch on Containment Spray Pump 21 Found Not in Remote Position. Caused by Contractor Workman Bumping Switch.Switch Returned to Remote Position

/03L-0:on 801103,remote/local Control Switch on Containment Spray Pump 21 Found Not in Remote Position. Caused by Contractor Workman Bumping Switch.Switch Returned to Remote Position

ML20002B069
Person / Time
Site:	Prairie Island
Issue date:	12/03/1980
From:	Hunstad A NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20002B063	List: 05000306/LER-1980-035, Forwards LER 80-035/03L-0 05000306/LER-1980-035-03, /03L-0:on 801103,remote/local Control Switch on Containment Spray Pump 21 Found Not in Remote Position. Caused by Contractor Workman Bumping Switch.Switch Returned to Remote Position
References
LER-80-035-03L, LER-80-35-3L, NUDOCS 8012090402
Download: ML20002B069 (1)

LER-1980-035, /03L-0:on 801103,remote/local Control Switch on Containment Spray Pump 21 Found Not in Remote Position. Caused by Contractor Workman Bumping Switch.Switch Returned to Remote Position

Event date:
Report date:
3061980035R03 - NRC Website

text

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LICENSEE EVENT REPORT CONTROL BLOCK: l l

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8 9 LICENSEE CODE 14 15 LICENSE NUMBER 25 26 LICENSE TYPE Jo 57 CA T 58 s.ON'T E

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8 60 61 DOCK ET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h Io l2l l During normal operation, a control room alarm was received announcine l

l o l31 l No. 21 Containment Spray Pump in Local Control. An operator dispatched l

lo l4 l l to investigate found'the Remote / Local control switch not in the Remote l

10 i s ] l Position. Recent similar event was R0-80-28.

Tech Spec 3.3.B.1.a applies.

l l 0 l6 ) l No effect on public health and safety since redundant equipment was operable.

l 101711 I

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DE CO E SU8C E COMPONENT COOE SU8 ode S

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10 11 12 13 18 19 20 SEQUENTIAL OCCUR RENCE REPORT REVISION LE R EVENT YEAR REPORT NO.

CODE TYPE N O.

@sgo,/RO l218 l 01 L_j l 0l,l si Ld l 0l 3l W

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AC O ON NT MET HOURS S8 I FOR 8.

SUPPLt MAN FACTURER

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33 34 35 36 37 40 di 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h 11101l Contractor worann annaronely hismnna rhn ine n1 switch.

Switch was returned l

Is lil l to the Remote position. Pump was inoperable about 10 minutes.

Covers are 1

1 7 l being fabricated for these switches and selected other safeguard switches.

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% POWER OTHER STA~US DIS O RY D6SCOVERY DESCRIPTION

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ACTIVITY CO TENT aELEASED OF RELE ASE AMOUNT OF ACTIV!TY LOCATION OF RELi ASE NA l

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8 9 to 11 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE CE SCRIPitON l 0 l 0 l0 l@y@l NA l

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' PERSONNELINJU ES NUVBER

DESCRIPTION

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i a 8 9 11 12 80 LOSS OF OR DAMAGE TO FACILITY TYPE

DESCRIPTION

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8 9 10 80 Q ISSUE @lDESCR,PTION 8012noo 401 i

i i ii i i i i i iiily NA

- 7 8 9 10 68 69 80 %

ns 612-388-1121 NAME OF PREPARER PHONE: