05000331/LER-1982-071-03, /03L-0:on 821024,suppression Pool Water Temp Recorder TR-4386B Found Inoperable.Caused by Random Failure of Pen 1 Motor.Motor Replaced & Recorder Returned to Svc

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/03L-0:on 821024,suppression Pool Water Temp Recorder TR-4386B Found Inoperable.Caused by Random Failure of Pen 1 Motor.Motor Replaced & Recorder Returned to Svc
ML20028A702
Person / Time
Site: Duane Arnold NextEra Energy icon.png
Issue date: 11/12/1982
From: Hill K
IES UTILITIES INC., (FORMERLY IOWA ELECTRIC LIGHT
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20028A696 List:
References
LER-82-071-03L, LER-82-71-3L, NUDOCS 8211240290
Download: ML20028A702 (1)


LER-1982-071, /03L-0:on 821024,suppression Pool Water Temp Recorder TR-4386B Found Inoperable.Caused by Random Failure of Pen 1 Motor.Motor Replaced & Recorder Returned to Svc
Event date:
Report date:
3311982071R03 - NRC Website

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tvsNr ossCRiPrioN ANo enoeAsta CoNssousNC83 l During normal operation instrument hecks, suppression pool water temper i

o ITTTl I ature recorder TR-4386B was found inoperable. The redundant recorder, TR l

1 -4386A, was functioning properly. A 30-day LC0 was entered for approxima l

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@ I tely 19 hours2.199074e-4 days <br />0.00528 hours <br />3.141534e-5 weeks <br />7.2295e-6 months <br /> per Technical Specification Table 3.2.F, which requires bo I

lo la I i th recorder channels to be ooerable. There have been no orevious similar i

lo 171 I occurrences with the same cause.

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2 cAUSE otSCRIPTloN ANo CORRECT'VE ACTIONS ii,oil Random failure of the motor which operates pen 1 of TR-43868. Motor repl i, ii i i aced and recorder returned to service. TR-4386B is a Honeywell Model 370 i

f, Qi 30 three-pen recorder. All Honeywell Model 37030 recorders will be added i

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