ML20091M184
| ML20091M184 | |
| Person / Time | |
|---|---|
| Site: | Palo Verde  |
| Issue date: | 05/29/1984 |
| From: | Van Brunt E ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR |
| To: | Bishop T NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V) |
| References | |
| ANPP-29609-TDS, DER-84-24, NUDOCS 8406110125 | |
| Download: ML20091M184 (3) | |
Text
V Ecayw Arizona Public Service Company r; n,tF -l; N 13 5 0 i
May 29,1b840 ANPP-29609-TDS/TRB U. S. Nuclear Regulatory Commission Region V Creekside Oaks Office Park 1450 Maria-Lane - Suite 210 Walnut Creek, CA 94596-5368 Attention: Mr. T. W. Bishop, Director Division of Resident Reactor Projects and Engineering Programs
Subject:
Interim Report - DER 84-24 A 50.55(e) Potentially Reportable Deficiency Relating to Limitorque Valve Operators Have Been Found Loose On Valve Bodies File: 84-019-026; D.4.33.2
Reference:
Telephone Conversation between P. Narbut and T. Bradish on May 1, 1984
Dear Sir:
The NRC was notified-of a potentially reportabic deficiency in the referenced telephone conversation. At that time, it was estimated that a determination of reportability would be made within thirty (30) days.
Due to the extensive investigation and evaluation required, an Interim-Report is attached. It is now expected that this information will. be finalized by August 17, 1984, at which time a complete report will be~
submitted.
Very truly yours, EEAM/g E. E. Van Brunt, Jr.
APS Vice President Nuclear Production ANPP Project Director EEVB/TRB:ru At tachment '
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-s, Mr. T. W. Bishop DER 84-24 Page Two cc:-
Richard DeYoung, Director Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission 1 Washington, D. C. 20555 T. G. Woods, Jr.
D. B. Karner W. E. Ide D. B. Fasnacht '
A. C. Rogers B. S. Kaplan L. A. Souza D. E. Fowler J. Vorees J. R. Bynum J. M. Allen P. P. Klute A. C. Gehr W.-J.
Stubblefield W.' G. Bingham R. L. Patterson R. W. Welcher H.
D.' Foster
~D. R. Hawkinson L. E. Vorderbrueggen G. A. Fiore111 S..R. Frost J. Self D. Canady Records Center Institute of Nuclear Power Operations' 1100 circle 75 Parkway, Suite 1500 Atlanta, GA 30339 L
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INTERIM REPORT - DER 84-24 POTENTIAL REPORTABLE DEFICIENCY ARIZONA PUBLIC SERVICE COMPANY (APS) -
PVNGS UNIT 1 I. Pdtential Prdblem Four instances have been noted concerning loose bolts on valve operators. Limitorque valve operators are loose on the valve bodies after bolts are torqued and inspected. The cause of these bolts
'becoming loose is indeterminate.
'The following valves were found in this condition: 1JKSIAUV666, 1JSIBUV667, 1JSIBUV636, 1JSIAUV637, 1JSIBUV646, 1JSIAUV647 and 1JSIAUV688.
II. Approach Td and Status of Proposed Resolutida Bechtel engineering is currently studying the problem to determine reportability and technical justification for corrective action.
III. Prdjected Completion of 'Chrrective Action and Submittal'of the Final I
Report Evaluation of this condition and submittal of the Final Report is forecast to be completed by August.17,1984, s
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