TXX-6980, Interim Deficiency Rept CP-87-29 Re Instrumentation & Controls Used for Isolation of Component Cooling Water to Reactor Coolant Pump Thermal Hx.Initially Reported on 870629.Evaluation Continuing.Next Rept Expected by 880217
| ML20236S236 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 11/20/1987 |
| From: | Counsil W, John Marshall TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM) |
| References | |
| CP-87-29, TXX-6980, NUDOCS 8711240310 | |
| Download: ML20236S236 (1) | |
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Log #.TXX-6980
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File #-10110
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Ref. # 10CFR50.55(e).
1EIELECTRIC 1
November 20,11987 WiUlam G. Counsil Esecutne Via 11esident U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D. C.
20555 l
SUBJECT:
COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)
DOCKET NOS. 50-445 AND 50-446 COMPONENT COOLING WATER.(CCW). ISOLATION FOLLOWING REACTOR COOLANT PUMP (RCP) THERMAL. BARRIER RUPTURE SDAR: CP-87-29 (INTERIM REPORT)
Gentlemen:
On June 29, 1987, we verbally notified your Mr. Shannon Phillips of a l
deficiency involving instrumentation and controls used for-isolation of component cooling water (CCW) to the reactor coolant pump (RCP) thermal barrier heat exchanger.
This is an interim report of a potentially reportable-item under the provisions of 10CFR50.55(e). Our latest interim report logged was TXX-6723, dated September 14, 1987.
We are continuing our evaluation and expect to submit a follow-up report by February 17, 1988.
Very.truly yours, L.) fu, Cod w n l W. G. Counsil
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8b By:
J. S. Marshall Cupervisor, Generic Licensing q
MCP/grr i
c - Mr. R. D. Martin, Region IV Resident Inspectors, CPSES (3) j 8711240310 871120 '5 7
PDR ADOCK 0500044 S
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