ML19312D509

LER 80-016/03L-0:on 800215,while Performing Surveillance Test Procedure FNP-1-STP-22.17,TDAFWP Thrust Bearing Exceeded 160F.Caused by High Bearing Oil Level After Maint on Thrust Bearing.Oiler Assembly Repositioned

ML19312D509
Person / Time
Site:	Farley
Issue date:	03/14/1980
From:	Hairston W ALABAMA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19312D498	List: ML19312D497 ML19312D504 ML19312D509 ML19312D513
References
LER-80-016-03L, LER-80-16-3L, NUDOCS 8003240521
Download: ML19312D509 (2)

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HEPQRfDATE 7 4 60 61 DOCK ET NUV8ER 68 t,) E VENT DATE EVENT oESCniPTION AND PRO 3 A9LE CONSEQUENCES h In t 2i l While rierfonning surveillance test procedure FNP-1-STP-22.17, the TDAFWP thrust 1 i o i .B i l bearing exceeded 1600 F (alann point). As a result, the TDAFWP was declared in- l i ,14 l l operable in order to perform an investigation at 1540 on 2/15/80. T/S 3.7.1.2 l

!,it; I requires the TDAFWP to be operable. T/S 3.7.1.2 action statements were met. The I i > m i-, health and safety of the public were not affected. I 1017! I l I

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44 47 CAUSE DESCAlPTloN AND ConRECTIVE ACTIONS h i- #a1i The high thrust bearing temperature was Caused by high bearing oil level following l

,, ,,j i maintenance on the thrust bearing. The high oil level was allowed by the oiler ,

3,,,,i assembly being positioned too high. Although the assembly had not been repositioned ,

during maintenance, its position and the associated oil level had not previously  ;

-g caused excessive bearing temperat' ares. The oiler assembly was repositioned, the i 0 '

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