ML19269D146

LER 79-004/03L-0 on 790126:during Normal Operation,Process Radiation Monitors R-11 & R-12 Became Inoperable Due to Seized Sample Pump.Caused by Seizure of Conde Dry Air Pump, Model 6SFCW,for Process Radiation Monitors R-11 & R-12

ML19269D146
Person / Time
Site:	Indian Point
Issue date:	02/16/1979
From:	Makepeace J CONSOLIDATED EDISON CO. OF NEW YORK, INC.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML093620601	List: ML093620600 ML093620602 ML19269D146
References
LER-79-004-03L, LER-79-4-3L, NUDOCS 7902270382
Download: ML19269D146 (1)

Text

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74 7b REPOR T OATE i 61 DOCKET NUY8EH EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h ,

1012 l l During normal operation, process radiation monitors R-ll and R-12 be- l io ;3 ; lcame inoperable due to a seized sample pump. The humidity anci conden- l lO14]l sate flow systems, as well as the instrumentation required for a water l o s l inv:.ntory balance, were operable. The pump was replaced, and the moni- I lo 161 I tors were returned to service within the time limit permitted by Tech. I lol7l Spec. 3.1.F.7. Similar events: RO-7 6-2-6 (B) , RO-7 6-2-8 (B) , RO-76 l l O i a ; [ 10 (B) and RO-77-2-21(B). l 7 8 9 -

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40 42 44 47 CAUSE DESCRIPTION AND CCFiRECTIVE ACTIONS i O lA Conde Dry Air Pump, Model 6SFCW, for orocess radiation monitors 1 ii 111 1R-ll and 2-12, was found to have seized. The numn was replaced in I ii i 21 Ilike 'and kind. I l ' I 31 l l l i l 41 1 1 7 8 9 80 ST S *4 POWER OTHER STATUS DIS O RY CISCOVERY DESCR TION lTTs1 l E l@ l1 l 0 l 0 l@lNA l l B l@l Routine Surveillance l ACTIVITY CONTENT RELEASED OF RFLEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE L'_1c.J LZ_1 @10Lz_l@lun l lNA l 7 8 9 11 44 4b 8l0 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION L'd 101 Ol 01@l z l@l NA l PERSONNE L INJURIES NUYBE R DESCRIPTION fTT 1 01 010 l@l 12uA l 7 8 9 11 80 LOSS OF OR DAYAGE TO F ACILITY TYPE DE!:supilON 8 LZJ@l 7 89_ u^

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