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Forwards updated LER 81-025/01X-1 & LERs 81-037/03L-0, 81-050/03L-0 & 81-051/03L-0.

Accession Number: ML20010F102

Date Released: Friday, January 24, 2020

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• ML20010F101 - Forwards updated LER 81-025/01X-1 & LERs 81-037/03L-0, 81-050/03L-0 & 81-051/03L-0. (1 page(s), 9/1/1981)
• ML20010F104 - Updated LER 81-025/01X-1:on 810710,util fuel resources dept informed station personnel that recent analyses of loss of main feedwater w/3 RCPs in operation require min flow contrary to FSAR criteria.Caused by outdated FSAR analysis. (3 page(s), 9/1/1981)
• ML20010F108 - LER 81-037/03L-0:on 810806,charging pump svc water pumps 1-SW-P-10A & B found to have zero discharge pressure due to loss of suction to pumps.Caused by increased use of svc water by chillers during summer months.Strainers cleaned. (3 page(s), 9/1/1981)
• ML20010F114 - LER 81-050/03L-0:on 810804,during routine walkdown,oil discovered being slung from outboard bearing of charging pump A.Caused by tube leak in pump lube oil cooler which admitted water to lube oil,causing seal failure. (2 page(s), 9/1/1981)
• ML20010F121 - LER 81-051/03L-0:on 810804,both charging pump svc water pumps 2-SW-P-10A & B lost suction & were secured w/unit at 100% power.Caused by increased use of svc water by chillers causing loss of suction pressure. (2 page(s), 9/1/1981)