ML20136C009

Discusses Proposed Abnormal Occurrence Re Indication of Low Water Level in Bwr.Rewords First Two Sentences Re Mode Switch & Disagrees W/Statement Re Operational Stage of Occurrence

ML20136C009
Person / Time
Site:	Oyster Creek
Issue date:	07/03/1979
From:	Bryan S NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
To:	Thompson D NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
References
NUDOCS 7909130486
Download: ML20136C009 (1)

Text

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DISTRIBUTI0ti:

Docket No. 50-219 Jgt e CStone 3 7979

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l O Z At.DtM FCa: Ouoley Thonpson, Executive Officer for Operations Support, IE FRO?l:

Samuel E. Bryan, A/O for field Coordination, DROI, IE . -

SUDJECT: Pi:0 POSED ABNORMAL CCCURRENCE -- I;DICATION OF LOW n:ATER LEVEL !.'t A C0!LI!.6 WATER RCACTOR (0YSTER CREEK) .

, Ue have the following cocacnt on ti:e proposed AO.

Page 6, change the first two sentences to read as follows: ._. .

"The liccasee's technical specifications define the triple low water level as a safety Limit when the reacter is in the shutdown '

condition. In the shutdown condition the reactor mode sditch is - '

in the *SHUTCO'4N" position. Even though this event started while the reactor was at nearly full power (code switch in the "RE" .

positico) and the mode switch was later positioned to *PEFUEL",

the event was regarded as a Safety Limit violation."

._ Thic Sill clarify the situation with regard to the code switch. Also, the statement that'the event occurred while the reactor was operating at nearly full power" is not true. It started then, but the triple low water level occurred after the reactor had been shutdown.

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Sa-mel E. Bryan, Assistant Director '

for Field Coordination .

Division of Reactor Operations -

Inspection IL ,

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14. C. l'oseley, IE , .

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C0!ITACT: J. C. Stone (492-0019) }

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