ML20209D774

Monthly Operating Repts for June 1999 for Limerick Generating Station,Units 1 & 2

ML20209D774
Person / Time
Site:	Limerick
Issue date:	06/30/1999
From:	Klucar J PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
Shared Package
ML20209C909	List: ML20209C904 ML20209D774 ML20209D779
References
NUDOCS 9907140021
Download: ML20209D774 (6)

Text

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, Docket No. 50d52 '

. Attachment to Monthlyj 7

Operabng Report for; June'1999 i '-

' Limerick Generating Station Unit 1 June 1 through June 30,1999 -

1. Narrative Summary of Operating Exponences Unit 1 began the month of June 1999 at 100% of rated thermal power (RTP).

On June 11* at 1929,' the turbine tripped during the main turbine overspeed test.LThe reactor was critical on June 13* at 0938. The turbine was placed online on June 14* st 0452.- On June 15* at 0815, the reactor reached 100% of rated thermal power, ,

On June 16* at 0106, reactor power was reduced to 80% for scram time testing and a L

rod pattom adjustment and the reactor was retumed to 100% power on June 16* at -

0815. .J On June 18* at 2357, reactor power was reduced to 80% for a rod pattom adjustment -

and the reactor was retumed to 100% on June 19" at 0325.

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- At the end of June, the reactor was at 100% power. o 1

II, Challenoes to Main Steam Safety Relief Valves .

There were no challenges to the Maiti Steam Safety Relief Valves during tlw month of -

-June There have been no challenges to the Main Steam Safety Relief Valves ~

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Docket No.' 50-353 ;- p Attachment to MonthlyL.

Operating Report for :

June 1999 -

Limerick Generating Station , .' (

. Unit 2:

June 1 through June 30,1999

1. Narrative Summary of Operatina Experiences Unit 2 began the month of June 1999 at 100% reactor thermal power (RTP).

.On June 4* at 2158, reactor power was reduced to 70% for a rod pattom adjustment ,

and waterbox work. The reactor was brought back to 100% power on June 5* at 17:44 -

On June 25* at 2212 ; reactor power was reduced to 75% for #6 CIV and 2A2 Moisture Separator repair and the reactor retumed to 100% power on' June 26* at 0243.-

Unit 2 ended the month of June 199 at 100% reactor thermal power,

11. Challences to Main Steam Safety Relief Valves There were no challenges to the Main Steam Safety Relief Valves during the month of June. There have been no challenges to the Main Steam Safety Relief Valves year-to-date.

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