ML20046C790

Reactor Containment Sensors Being out-of-TS Tolerance.Event Reported on 930708 as 4-h Reportable Nonemergency Event.Event Now Being Reported Per 10CFR50.73(a)(2)(i)(B) Due to Unanalyzed Condition

ML20046C790
Person / Time
Site:	Big Rock Point File:Consumers Energy icon.png
Issue date:	08/04/1993
From:	Donnelly P CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20046C791	List: 05000155/LER-1993-003-01, :on 930708,reactor Containment High Pressure Sensors Found out-of-TS Tolerance Due to Increase in Temp. Static-O-Ring Representative Recommended That Housing Vent Plug Be Removed & Switches Recalibr.Action Completed ML20046C790
References
NUDOCS 9308120130
Download: ML20046C790 (1)

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Patrick M Donneity Plant Manager POWERING ntKNIGAN5 PROGRES5 eis ock po ni nuci, es.nt,10269 US-31 North, Ch.rlevoix, MI 49720 n

August 4, 1993 l

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Nuclear Regulatory Commission l

Document Control Desk.

.i Washington, DC 20555 l

DOCKET 50-155 - LICENSE DPR BIG ROCK POINT PLANT - LER 93-003; REACTOR CONTAINMENT HIGH PRESSURE SENSORS FOUND OUT-0F-TECHNICAL SPECIFICATION TOLERANCE Licensee Event Report (LER)93-003; Reactor Containment High PressureISensors (Used for Primary Containment Spray Automatic' Actuation) Found Out~-of-

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Technical Specification Tolerance, is attached. On July 8,1993 at 1523, this condition was reported to the Nuclear Regulatory Commission as a fourrhour.

reportable nonemergency event in accordance with 10 CFR 50.72(b)(2)(i)

-(Unanalyzed condition or serious degradation of plant or principle safety

v barriers discovered while shutdown). -Following evaluation, Big Rock _ Point has -

determined that it is more appropriate to report this event. pursuant to 10 CFR

.t 50.73(a)(2)(1)(B), which requires the reporting of any operation ~or condition prohibited by the plant Technical Specifications.

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Patrick M Donnelly Plant Manager j

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Administrator, Region III, USNRC

i NRC Resident Inspector -. Big Rock Point 1

i ATTACHMENT'

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