05000318/LER-1978-042-03, /03L-0 on 781212:number of Operable Charging Pumps Reduced to One Less than Number Required by Tech Specs. Caused by Packings of 2 Charging Pumps Reaching Their Natural End of Life Simultaneously

/03L-0 on 781212:number of Operable Charging Pumps Reduced to One Less than Number Required by Tech Specs. Caused by Packings of 2 Charging Pumps Reaching Their Natural End of Life Simultaneously

ML19259A748
Person / Time
Site:	Calvert Cliffs
Issue date:	01/04/1979
From:	Davis S, Romney K BALTIMORE GAS & ELECTRIC CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19259A745	List: 05000318/LER-1978-042, Forwards LER 78-042/03L-0 05000318/LER-1978-042-03, /03L-0 on 781212:number of Operable Charging Pumps Reduced to One Less than Number Required by Tech Specs. Caused by Packings of 2 Charging Pumps Reaching Their Natural End of Life Simultaneously
References
LER-78-042-03L-01, LER-78-42-3L-1, NUDOCS 7901100257
Download: ML19259A748 (1)

LER-1978-042, /03L-0 on 781212:number of Operable Charging Pumps Reduced to One Less than Number Required by Tech Specs. Caused by Packings of 2 Charging Pumps Reaching Their Natural End of Life Simultaneously

Event date:
Report date:
3181978042R03 - NRC Website

text

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LICENSEE EVENT REPORT

- Or CONTROL B LOCK:

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

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7 8 9 LICENSEE CODE 14 15 LICENSE NUMBER 25 26 LICENSE TYPE 30 57 CAT 58 CON'T M

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60 61 DOCKET NUMB ER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h 10 l 2 l At 0741 22 charging pump was discovered to have excessive primary packing I

o 3 l leakage (21 charging pump had been previously isolated for packing leakage),

i l reducing the number of operable charging pumps to one less than the number i

o 4

rg pg] i required by T.S. 3.1.2.4.

22 charging pump was returned to service at 1330.

l #23 charging pump remained operable during the 6 vent. LER 77-69 describes o

s io;2; ; a similar event.

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E CO E S BC E COMPONENT CODE SU8 CODE SU E

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9 10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION I

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M 30 31 32 KN AC ON O P teT M

HOURS 22 S8 1 FOR B.

SUPPL 1 MANUF C RER B l@l Z l@

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33 34 35 36 37 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h I This event was caused by the packinos (UTEX INDUSTRIES #0722-04-0194-19) of I

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li li i i two charaina pumps reachina their natural end of life simultaneously.

FCRs I

i 2 1 77-0124 and 78-0101 are currently in proaress to facilitate packina repairs I

I and allow extended packina service life respectively.

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% POWER OTHER STATUS DIS O R DISCOVERY DESCRIPTION ST l__E_l@ l 0 l 9 l 7 l@l

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' A!TiviTY COMTeNT OF RELE ASE AMOUNT OF ACTIVITY LOCATION OF RELEASE RELEASE @D LZj@[

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,ERSO~~EL ExPOSsES NUVBE R TYPE

DESCRIPTION

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NUMBER L2_Lajl010101@l NA l

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8 9 10 80 PUBLIC TY NRC USE ONLY NA l

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S. M. Davis /K. M. Romney 4WN psons:

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