ML20002C073

Forwards Six Updated LERs 80-021/03L-1

Date released: 01/16/2020	Download: ML20002C073

Sixth of Six Updated LERs 80-021/03L-1:on 800919,during Feedwater Check Valve Local Leak Rate Test,Leakage Through Feedwater Check Valve 1-220-62A Found Excessive.Caused by Dirty Valve Internals.Valve Retested

ML20002C092
Person / Time
Site:	Quad Cities
Issue date:	12/19/1980
From:	Wunderlich J COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
Download: ML20002C092 (1)

Fifth of Six Updated LERs 80-021/03L-1:on 800906,during Feedwater Check Valve Local Leak Rate Test,Leakage Through Feedwater Check Valve 1-220-62B Found Excessive.Caused by Worn Valve Seat & Dirty Pivot.Valve Relapped & Cleaned

ML20002C088
Person / Time
Site:	Quad Cities
Issue date:	12/19/1980
From:	Wykoff D COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
Download: ML20002C088 (1)

Fourth of Six Updated LERs 80-021/03L-0:on 800901,during Main Steam Line Drain Local Leak Rate Test,Valve MO-1-220-1 Found to Have Leakage in Excess of Tech Specs.Caused by Worn Seal Ring.Seal Replaced,Valve Repacked & Stroked

ML20002C086
Person / Time
Site:	Quad Cities
Issue date:	12/19/1980
From:	Robert Murray COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
Download: ML20002C086 (1)

Third of Six Updated LERs 80-021/03L-1:on 800901,during Main Steam Line Local Leak Rate Test,Valves AO-1-0203-2A,1B, 2B,1D & 2D Found to Have Excessive Leakage.Caused by Cracks in Satellite Disc & Cage.Discs Turned & Seats Lapped

ML20002C084
Person / Time
Site:	Quad Cities
Issue date:	12/19/1980
From:	Tubbs R COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
Download: ML20002C084 (3)

Second of Six Updated LERs 80-021/03L-1:on 800904,during Local Leak Rate Test,Leakage Through Containment Purge Vol Valves AO-1-1601-21,22,55 & 56 Found Excessive.Caused by Main Shaft Misalignment Preventing Butterfly Disc Seating

ML20002C076
Person / Time
Site:	Quad Cities
Issue date:	12/19/1980
From:	Hannum D COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
Download: ML20002C076 (1)

First of Six Updated LERs 80-021/03L-1:on 800903,during Local Rate Test,Valves AO-1-1601-23,24,60,61,62 & 63 Found to Have Leakage Rates in Excess of Tech Specs.Caused by Misalignment of Main Shaft W/Butterfly Disc

ML20002C074
Person / Time
Site:	Quad Cities
Issue date:	12/19/1980
From:	Kehert D COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
Download: ML20002C074 (1)

Forwards Six Updated LERs 80-021/03L-1

ML20002C072
Person / Time
Site:	Quad Cities
Issue date:	12/19/1980
From:	Kalivianakis N COMMONWEALTH EDISON CO.
To:	KEPPLER J G NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
Download: ML20002C072 (1)