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Forwards LERs 80-034/03L-0,80-035/03L-0 & 80-036/03L-0.

Accession Number: ML19310A444

Date Released: Wednesday, November 20, 2019

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• ML19310A443 - Forwards LERs 80-034/03L-0,80-035/03L-0 & 80-036/03L-0. (2 page(s), 6/9/1980)
• ML19310A448 - LER 80-034/03L-0:on 800512,during air flow surveillance test on fire suppression sys,approx 50% of sprinkler nozzles found plugged.Caused by rust & unidentified matl.Nozzles will be cleaned & sys blown down w/air. (1 page(s), 6/9/1980)
• ML19310A453 - LER 80-035/03L-0:on 800512,during fuel bldg surveillance test,internal pressure found to be less than negative 1/8 inch water column relative to atmospheric pressure.Caused by unmarked damper which drifted shut.Damper removed. (1 page(s), 6/9/1980)
• ML19310A455 - LER 80-036/03L-0:on 800514,boric acid buildup noticed around soc-o-let weld on RHR pump,RH-P-1A,vent valve,RH-211.Pipe weld found cracked.Caused by vibration,pipe nipple length & valve weight which combined to provide bend. (1 page(s), 6/9/1980)