05000327/LER-1980-174-03, /03L-0:on 801029,during Mode 3,auxiliary Control Room Containment Pressure Indicator 1-PI-30-30C Observed to Be Erroneous When Compared to Other Pressure Indicators.Caused by Incorrect Installation of Sense Line

/03L-0:on 801029,during Mode 3,auxiliary Control Room Containment Pressure Indicator 1-PI-30-30C Observed to Be Erroneous When Compared to Other Pressure Indicators.Caused by Incorrect Installation of Sense Line

ML19345B857
Person / Time
Site:	Sequoyah
Issue date:	11/26/1980
From:	Cottle W, Wilkey A TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19345B849	List: 05000327/LER-1980-174, Forwards LER 80-174/03L-0 05000327/LER-1980-174-03, /03L-0:on 801029,during Mode 3,auxiliary Control Room Containment Pressure Indicator 1-PI-30-30C Observed to Be Erroneous When Compared to Other Pressure Indicators.Caused by Incorrect Installation of Sense Line
References
LER-80-174-03L, LER-80-174-3L, NUDOCS 8012020621
Download: ML19345B857 (1)

LER-1980-174, /03L-0:on 801029,during Mode 3,auxiliary Control Room Containment Pressure Indicator 1-PI-30-30C Observed to Be Erroneous When Compared to Other Pressure Indicators.Caused by Incorrect Installation of Sense Line

Event date:
Report date:
3271980174R03 - NRC Website

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CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h Containment pressure sense line was found to be incorrectly installed to low side gl The sense line was relocated to the high input as g g-of transmitter 1-PT-30-30C..

designed and the containment pressure channel was returned to service.

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