ML19345G162
| ML19345G162 | |
| Person / Time | |
|---|---|
| Site: | Haddam Neck File:Connecticut Yankee Atomic Power Co icon.png |
| Issue date: | 05/24/1974 |
| From: | Hartley F CONNECTICUT YANKEE ATOMIC POWER CO. |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| References | |
| CYH-2665, NUDOCS 8103090071 | |
| Download: ML19345G162 (1) | |
Text
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CONNECTICUT Y A N K EE ATO MIC POWER COMPANY Jf 5\\ 'n \\ ~ '.7 HADDAM NECK PLANT RR 41. DOX 127E. EAST HAMPTON, CONN. o6424 N%W]
May 24, 1974 CYH-2665
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f-n c ftgnh Mr. James P. O'Reilly, Director e
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Region I Directorate of Regulatory Operations js/
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U. S. Atomic Energy Commission M
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631 Park Avenue King of Prussia, Pennsylvania 19406 Dear Mr. O'Reilly; As defined by Technical Specifications for Connecticut Yankee Atomic Power Station, Section 5.3, the following information concerning drift of protective instrumentation trip settings is hereby reported.
During a routine bi-monthly nuclear instrumentation over power tr'n set point check, two of four overpower trip set points were found 1% over the required 109%. The two set points were re-adjusted to approximately 108%.
A final report will be submitted within ten days.
Very truly yours, B/J gF.W.Hartley men Plant Superintenden MAY 29 IW4 N.
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