NRC-84-0031, Interim Part 21 Deficiency Rept SDR 83-13 Re Cracks in Limitorque Valve Operator Limit Switch Rotors.Final Rept Will Not Be Available Until 840331
| ML20080N012 | |
| Person / Time | |
|---|---|
| Site: | Wolf Creek, Callaway, 05000000 |
| Issue date: | 02/13/1984 |
| From: | Seiken S STANDARDIZED NUCLEAR UNIT POWER PLANT SYSTEM |
| To: | Jay Collins, James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III), NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV) |
| References | |
| PT21-84-125, PT21-84-125-000, SDR-83-13, SLNRC-84-0031, SLNRC-84-31, NUDOCS 8402220062 | |
| Download: ML20080N012 (1) | |
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Din 6 SNUPPS se.ne e m.s, uni Pow.c M.nt syse.m February 13, 1984 scn.ai. c w y Re.e Receiwille. Maryl.ne 20060 m esseoi0 SLNRC 84 0031 FIl_E : 0491.10.2 SUBJ: Significant Deficiency Report (SDR) 83-13: Limitorque Valve Operator Limit Switch Rotor Material N JahiesLG Keppler; Administrator, Region III U.S. Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, Illinois 60137 Mr. John T. Collins Administrator, Region IV U.S. Nuclear Regulatory Commission Suite 1000, Parkway Central Plaza Arlington, Texas 76012 Docket Nos. STN 50-482 and STN 50-483
Reference:
SLNRC 83-0064, 12/22/83: Subject ils Above Gentlemen:
The reference letter provided an interim report of a generic significant deficiency at Callaway and Wolf Creek plants involving cracks in certain limit switch rotors used in Limitorque valve actuators.
The reference further indicated that a final report would be available within 60 days.
Please be advised that because of complications in fully resolving the described deficiency, a final report will not be available until March 31, 1984.
We regret any inconvenience which may result from this delay.
Very truly yours, 4
S.' JOSeiken Manager, Quality Assurance SJS/dck24b13 cc:
D. T. McPhee, KCPL G. L. Koester, KGE D. F. Schnell, UE H. W. Roberds, USNRC/WC J. ii. Neisler, USNRC/ Cal B. H. Little, USNRC/ Cal J. E. Konklin, USNRC Region III y{g ; 6 jgg4 Richard DeYoung, Direator I&E Record 8402220062 840213 c!9 PDR ADOCK 05000482 G
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