ML20010G788

LER 81-060/03L-0:on 810812,loop a Temp Average Protection Channel 412D Declared Inoperable When Temp Indicator Failed Low.Caused by Failure of lead-lag Card.Card Replaced & Calibr

ML20010G788
Person / Time
Site:	Farley
Issue date:	09/09/1981
From:	Hairston W ALABAMA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20010G766	List: ML20010G765 ML20010G774 ML20010G782 ML20010G788 ML20010G815 ML20010G824 ML20010G832
References
LER-81-060-03L, LER-81-60-3L, NUDOCS 8109220525
Download: ML20010G788 (1)

Text

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? a 6C di M EV ENT C ATE 74 75 REPCRT CATE SO EVENT CESCRIPTICN AND PROBA8La CONSECUENCES h lo i;l l At 1700 en 8/12/81, the "A" Loop Tavg. protection channel (412D) was declared inoperable [

a33; ; when the associated temperature ind.cator (TI-412D) failed low. Tech. Spec. 3.3.1.1, l l g i ,, ; [ in part, requires protectiori channel 412D to be operable. Tech. Spec. 3.3.1.1 action j statement requirements were met. Health / safety of the public was not affected. g pg 3j ;

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L / l32 34 :s :s 3 40 4 42 42 CAUSE CESCRIPTION AND CCARECTIVE ACTICNS l1 so LThis event was caused by the failure of a 1_ad-lag card. The card was replaced and I

i ii ; l following calibration, protection channel 412D was returned to service at 0225 on I gj , 7 l l 8/13/81.  ;

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