05000315/LER-1983-088-03, /03L-0:on 830821,w/RCS in Mode 6,Train a Lower Containment Airborne Monitor Twice Removed from Svc for Repairs to Containment low-range Noble Gas Monitor.Caused by Failure in Detector I/O Card

/03L-0:on 830821,w/RCS in Mode 6,Train a Lower Containment Airborne Monitor Twice Removed from Svc for Repairs to Containment low-range Noble Gas Monitor.Caused by Failure in Detector I/O Card

ML20129J331
Person / Time
Site:	Cook
Issue date:	09/14/1983
From:	Palmer R INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:
Shared Package
ML20129J242	List: 05000315/LER-1983-086-03, /03L-0:on 830817,w/RCS in Mode 6,low Pressure Carbon Dioxide Fire Protection Sys Twice Removed from Svc to Perform Repairs on Hose Reel Header Sys.Caused by Open Pilot Valve Solenoid Coil.Coil Replaced 05000315/LER-1983-087-03, /03L-0:on 830818,w/RCS in Mode 6,Train B Lower Containment Airborne Monitor Could Not Be Returned to Svc After Daily Routine Particulate Filter Change.Caused by Circuit Board Failures & Dirt in Microcomputer 05000315/LER-1983-088-03, /03L-0:on 830821,w/RCS in Mode 6,Train a Lower Containment Airborne Monitor Twice Removed from Svc for Repairs to Containment low-range Noble Gas Monitor.Caused by Failure in Detector I/O Card ML20129J238
References
LER-83-088-03L, LER-83-88-3L, NUDOCS 8506100060
Download: ML20129J331 (1)

LER-1983-088, /03L-0:on 830821,w/RCS in Mode 6,Train a Lower Containment Airborne Monitor Twice Removed from Svc for Repairs to Containment low-range Noble Gas Monitor.Caused by Failure in Detector I/O Card

Event date:
Report date:
3151983088R03 - NRC Website

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.o EVENT'CESCRIPTION AND PRC3ABLE CONSECUENCES h [o i : I l_WITH THE REACTOR COOLANT SYSTEM IN MODE 6. T

_A l_ MONITOR (ERS-1300) WAS REMOVED FROM SERVICE O Lo_34}l_ CONTAINMENT LOW RANGE NOBLE CAS MONITOR (ERR-1305).

THFSE EVENTS WERE NON-CONSERVATTVE fo ! + 1 L WITH RESPECT TO TECHNICAL SPECIFICATION 3. 3. 3.1 TABLE 3.'3-6 IT 3.3.3.10 TABLE l_o.,,,L_ ] l.3. 3-13 ITEM 4. a AND 1. 9. 9.

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THE DETECTOR I/O CARD WAS REPLACED EACH TIME.

THE SYSTEM WAS VERIFIED t,,-,[TO OPERATE CORRECTLY AND RETURNED TO SERVICE.

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