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Forwards LERs 77-026/03L-0,77-025/03L-0,77-024/03L-0, 77-023/03L-0 & 77-021/03L-0.

Accession Number: ML19326B436

Date Released: Friday, December 6, 2019

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• ML19326B435 - Forwards LERs 77-026/03L-0,77-025/03L-0,77-024/03L-0, 77-023/03L-0 & 77-021/03L-0. (1 page(s), 12/27/1977)
• ML19326B440 - LER 77-026/03L-0:on 771203,reactor coolant pump seal pressure dropped & leakage occurred.Caused by wear due to startups & shutdowns.All pump seals replaced. (1 page(s), 12/27/1977)
• ML19326B450 - LER 77-025/03L-0:on 771129,during insp,snubber fluid reservoir for PSV-1000 found empty w/cracked wiper ring. Caused by ring matl.New ring & gaskets made of ethylene propylene installed. (1 page(s), 12/27/1977)
• ML19326B455 - LER 77-024/03L-0:on 771125,pinhole leaks found in spent fuel cooling sys.Cause unknown.Leaks will be monitored & repaired prior to second refueling outage. (1 page(s), 12/27/1977)
• ML19326B458 - LER 77-023/03L-0:on 771125,leak found in B header spray piping at 390 ft.Cause unknown.10 ft of piping replaced. (1 page(s), 12/27/1977)
• ML19326B462 - LER 77-021/03L-0:on 771122,reactor bldg cooling fan VSF-1B tripped.Caused by unlubricated bearings.Fans placed on lubrication schedules & VSF-1C bearings replaced. (1 page(s), 12/27/1977)