ML20064H928

/03L-0 on 781120:train a River Water(Rw)Pump 9 Secured Due to Vibration.Tech Specs Req at Least 2 Independent RW Loops to Be Operable.Caused by Bearing Damage Due to Fouling of Lube/Cooling Piping

ML20064H928
Person / Time
Site:	Farley
Issue date:	12/20/1978
From:	Hairston W ALABAMA POWER CO.
To:
Shared Package
ML20064H916	List: ML20064H914 ML20064H928
References
LER-78-085-03L, LER-78-85-3L, NUDOCS 7812270311
Download: ML20064H928 (1)

Text

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8 o ti: DCChET %'.'JEm E% ENT DATE EVEN T CdStRIPTION AP.0 PAOB ABLE CONSEQUE'.CES go,7, gat 1405 on 11/20/78 train A river wa r (RW) pump No. 9 was secured due to high ,

g vibration. RW pump No. 10 was already out of service for maintenance. T/S 3.7.5 requi 5es

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,y,,, , at least two independent RW loops to be operable. RW pump No.10 was restored to an ,

,n,3,  ; operable status at 1411 on 11/22/78 (train A operable). T/S 3.7.5 action statement y

,, g ,, requirements were met. RW train B was operable. The health and safety of the general,

e , ,. gp ublic were not affected. y l

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40 l gg 43 l Y lg 42 l A lg l B l 5 l 8 l 0 lg 43 44 47 CAUSE CESCRIPTION AND CORQECTIVE ACTIONS giia, lThe high vibration was due to pump bearing damage caused by fouling of the lube / cooling g

piping. Train A river water pump lube / cooling piping was flushed. Adesignchangereques:

was initiated to evaluate fouling of the lube /cocling syste.n.

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