05000318/LER-1979-041-03, /03L-0:on 791027,while Filling Refueling Pool from Refueling Water tank,4PSI Pump 22 Began Smoking Due to Failure of Pump Seal.Insp & Repairs Initiated.Cause & Future Corrective Actions to Be Determined & Reported Later

/03L-0:on 791027,while Filling Refueling Pool from Refueling Water tank,4PSI Pump 22 Began Smoking Due to Failure of Pump Seal.Insp & Repairs Initiated.Cause & Future Corrective Actions to Be Determined & Reported Later

ML19210C718
Person / Time
Site:	Calvert Cliffs
Issue date:	11/15/1979
From:	Davis S, Huseby D BALTIMORE GAS & ELECTRIC CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19210C713	List: 05000318/LER-1979-041, Forwards LER 79-041/03L-0 05000318/LER-1979-041-03, /03L-0:on 791027,while Filling Refueling Pool from Refueling Water tank,4PSI Pump 22 Began Smoking Due to Failure of Pump Seal.Insp & Repairs Initiated.Cause & Future Corrective Actions to Be Determined & Reported Later
References
LER-79-041-03L-01, LER-79-41-3L-1, NUDOCS 7911190511
Download: ML19210C718 (1)

LER-1979-041, /03L-0:on 791027,while Filling Refueling Pool from Refueling Water tank,4PSI Pump 22 Began Smoking Due to Failure of Pump Seal.Insp & Repairs Initiated.Cause & Future Corrective Actions to Be Determined & Reported Later

Event date:
Report date:
3181979041R03 - NRC Website

text

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LICENSEE EVENT REPORT CONTROL BLOCK: l l

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

o li M l D I C l C l N I 2 l@l 010 l - l 0 0 10 010 l-1010 l@l411 il l1 Il l@l l

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7 8 9 LICENSEE COOE 14 15 LICENSE NUMBER 25 26 LICENSE TvPE JO 57 CAT 58 CCN'T sC "C! IL l@ 01 5 l0 10 0l3l1l8l@l110l2 7I7l9l@ ll1l1l5l7l0 l@

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60 61 00CKET Nuv8ER 68 69 EVENT OATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h l At 0250 while filling the refueling cool from the refueline water tank l

a l using #22 hiah oressure safety injection (HPSI) cumo a mechanic reported I

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1 that the cumn was smokino. Subseouent investication revealed that the I

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o s I in board pumo seal had failed. The oumn was olaced out of service and I

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I d21 HPSI ouro was alioned for the boration flow nath cer T.S. 3.1.2.1.

I l No core alterations or oositive reactivity additions were in orocress.

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7 o a i This is not a recetitive event.

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CODE TYPE N O.

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33 34 35 36 37 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h l Mechanical seal and pump internals to be inspected and repairs initiated i

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S. 'd. Davis /P. Hus e" psoye. (301)234 7942 /7co, w.EOrpREPARER