ML20004C522
| ML20004C522 | |
| Person / Time | |
|---|---|
| Site: | Zimmer |
| Issue date: | 05/26/1981 |
| From: | Borgmann E CINCINNATI GAS & ELECTRIC CO. |
| To: | Fiorelli G NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| References | |
| 10CFR-050.55E, 10CFR-50.55E, QA-1434, NUDOCS 8106040213 | |
| Download: ML20004C522 (1) | |
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THE CINCINNATI GAS & ELECTRIC COMPANY cisc wwari osio 4smoi May 26, 1981
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U. S. Nuclear Regulatory Commission O
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Region III 8 ['
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799 Roosevelt Road Glen Ellyn Illinois 60137 DA g,.
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Attention: Mr. Gaston Fiorelli, Chief
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Sepport Branch RE: WM. H. ZIMMER NUCLEAR POWER STATION - UNIT I FAILURE OF-DIESEL GENERATOR LUBRICATING OIL COOLER - 10CFR50.55(e) ITEM M DOCKET NO.
50-358, CONSTRUCTION PERMIT N0. CPPR-38, W.0. #57300-957, JOB E-5590 Gentl amen:
.This letter constitutes a final report regarding the failure of the water box casing on the 16 cylinder diesel engine oil cooler on Diesel Generator 10G01KC.
Our letter, 'QA 1391 of January 30, 1981, outlined the steps which would be taken in testing the repaired oil cooler. These steps have now been taken'and the diesel generator has successfully completed an eight (8) hour load test, conducted March 20, 1981.
Samples of cooling water and lubricating oil taken before and after the load test showed no evidence of oil or water contamination.
We now consider this 50.55(e) item completed.
Very trW/ yours, THE CINCINNATI GAS & ELECTRIC COMPANY By E. A. BORGMANN SENIOR VICE PRESIDENT RPE:ac cc: NRC Resident Inspector g
Attn:
F. T. Daniels NRC Office of Inspection & Enforcement /
Washington, D. C. 20555
/ 0 8106040l\\]
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