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LER#78-057/03L-0 on 781002:result of study declared pump inoperable.Caused by inconsistency of pump's ability to achieve its rated speed,which was traced to pump speed governor.Governor replaced.

Accession Number: ML20062D501

Date Released: Monday, June 15, 2020

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• ML20150C694 - LER#78-057/03L-0 on 781002:result of study declared pump inoperable.Caused by inconsistency of pump's ability to achieve its rated speed,which was traced to pump speed governor.Governor replaced. (1 page(s), 11/1/1978)
• ML20153A840 - LER#78-058/03L-0 on 781003:rounding off of T(Z) resulted in FZ Calculations being non-conservative in top of the core. Caused APDMS to perform stairstep comparison to FZ limit in the top 1/2 of core height. (2 page(s), 11/1/1978)
• ML20062D496 - LER#78-059/03L-0 on 781023:Pressurizer level channel 3 deviated greater than 4% from other 2 channels.Caused by gas pocket located in sensing line. (1 page(s), 11/1/1978)