05000366/LER-1979-049-03, /03L-0 on 790608:HPCI Vacuum Tank Condensate Pump (2E41-C002-1) Tripped After Which Vacuum Pump (2E41-C002-2) Also Tripped.Caused by Burnt Coil in Motor Shunt Field.Condensate Motor Coil Replaced

/03L-0 on 790608:HPCI Vacuum Tank Condensate Pump (2E41-C002-1) Tripped After Which Vacuum Pump (2E41-C002-2) Also Tripped.Caused by Burnt Coil in Motor Shunt Field.Condensate Motor Coil Replaced

ML19224C407
Person / Time
Site:	Hatch
Issue date:	06/21/1979
From:	Nix R GEORGIA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19224C403	List: 05000366/LER-1979-049, Forwards LER 79-049/03L-0 05000366/LER-1979-049-03, /03L-0 on 790608:HPCI Vacuum Tank Condensate Pump (2E41-C002-1) Tripped After Which Vacuum Pump (2E41-C002-2) Also Tripped.Caused by Burnt Coil in Motor Shunt Field.Condensate Motor Coil Replaced
References
LER-79-049-03L, LER-79-49-3L, NUDOCS 7907020294
Download: ML19224C407 (1)

LER-1979-049, /03L-0 on 790608:HPCI Vacuum Tank Condensate Pump (2E41-C002-1) Tripped After Which Vacuum Pump (2E41-C002-2) Also Tripped.Caused by Burnt Coil in Motor Shunt Field.Condensate Motor Coil Replaced

Event date:
Report date:
3661979049R03 - NRC Website

text

LICENSEE EVENT REPORT I

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g With the reactor in the startup and hot standby mode, while oerforming HNP-2-3303' I

j; g j(HPCI Pump Operability), the HPCI vacuum tank condensate pumo (2E41-C002-1) tricoed

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4] lafter which the vacuum pump (2E41-C002-2) also tripped.

The HPCI system was declared 1 l'

g l inoperable and the requirements of Technical Speci fication 3.5.1 complied with. Public 1 I

g l health and safety were not affected by this incident.

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B [The 2E41-C002-1 condensate onmo trio was due to a burned coil in the shunt field of I

g [the motor, The condensate pump beino trioned allowed the vacuum tank to fill with I

g pater and overload the vacuum pumo, which also tripoed.

The condensate motor coil was I g l replaced and procedure HNP-2-3303 performed satisfactorily.

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