ML20206N290

Monthly Operating Repts for Apr 1999 for Limerick Generating Station,Units 1 & 2.With

ML20206N290
Person / Time
Site:	Limerick
Issue date:	04/30/1999
From:	Grimes J, Klucar J PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9905170194
Download: ML20206N290 (8)

Text

Limerick Generating Station v

PECO NUCLEAR esco cee,ov comoeov Po Box 2300 A Unit of PECO Energy sanatoga. PA 19464-o920 T.S.6.9.1.6 May 11,1999 Docket Nos. 50-352 50-353 License Nos. NPF-39 NPF-85 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555

Subject:

Limerick Generating Station Monthly Operating Report For Units I and 2 Enclosed are the monthly operating reports for Limerick Units 1 and 2 for the month of April 1999 forwarded pursuant to Technical Specification 6.9.1.6.

Very truly yours, k(b Josej P. Grimes Director - Site Engineering

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Enclosures cc: H. J. Miller, Administrator, Region I, USNRC A. L. Burritt, USNRC Senior Resident Inspector LGS J. D. von Suskil, Vice President, LGS G. H. Stewart, LGS Experience Assessment Branch, SSB2-4 S. A. Auve, LGS ISEG Branch, SSB4-2 9905170194 990430 ['

PDR ADOCK 05000352 R PDR g

t Docket No. 50-352 Attachment to Monthly -

Operating Report for

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April 1999 Limerick Generating Station Unit 1 -

April 1 through April 30,1999

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

April 20,1999 a loss of U1 feedwater resulted in a U1 reactor scram. Power was restored to 100% of RTP April 26,1999.

Unit i ended this month at 100 % RTP. l

11. Challenoes to Main Steam Safety Relief Valves There were no challenges to the Main Steam Safety Relief Valves during the month of -

April. There have been no challenges to the Main Steam Safety Relief Valves year-to-date.

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I Docket No. 50-353' q

~ Attachment to Monthly -

Operating Report for April 1999 ,

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Limerick Generating Station  ;

Unit 2 {

April 1 through April 30,1999 -

1. Narrative Summarv of Operatina Experiences

. Unit 2 began the month of April 1999 at 86% rated thermal power (RTP) in end of cycle' coast'

-down and ended on April 16,1999 at 80% of RTP.

On April 11,1999 and April 12,1999 power was reduced to 74% of RTP to place the 2A-RFP in Standby for post maintenance testing.

On April 16,1999 Unit 2 main turbine was tripped, and the reactor was manually scrammed for the start of the 2R05 outage.

II. Challenoes to Main Steam Safety Relief Valves There were no challenges to the Main Steam Safety Relief Valves during the month of April. There have been no challenges to the Main Steam Safety Relief Valves year-to-date.

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