ML20155F121

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Discusses Equipment Qualification Deficiencies Identified During 1987 Reverification & Reviewed During 880816-19 Insp. Deficiencies Involve Pe/Pvc Cables,Ge EB-5 Terminal Blocks, Honeywell Microswitches & 3M Scotchlok Wirenuts
ML20155F121
Person / Time
Site: Millstone  
Issue date: 10/04/1988
From: Martin T
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
To: Mroczka E
NORTHEAST NUCLEAR ENERGY CO.
References
EA-88-254, NUDOCS 8810130150
Download: ML20155F121 (2)


Text

1 OCT 0 41933 Docket Nos. 50-245 50-336 EA.88-254 Northeast Nuclear Energy Company ATTN:

Mr. E. J. Mroczka Senior Vice President - Nuclear Engineering and Operations Group P. O. Box 270 Hartford, Connecticut 06141-0270 Gentlemen:

Subject:

Enforcement Conference for Millstone 1 and 2 Equipment Qualification Deficiencies Equipment Qualification (EQ) deficiencies were identified by your staff during your 1987 reverification of the Millstone 1 EQ Program.

These deficiencies were documented in a draft letter B12618, dated October 5, 1987 which we reviewed during our August 16-19, 1988 inspection (50-245/88-14).

The most significant of these EQ deficiencies involve:

1.

PE/PVC cables, 2.

GE EB-5 terminal blocks, 3.

Honeywell microswitches, 4.

3M "Scotchlok" wirenuts.

All of the deficient items were associcted with the Standby Gas Treatment System and were identified by your staff.

In addition, EQ deficiencies were identified by your staff during your 1986 reverification of the Millstone 2 EQ program.

These deficiencies were documented in your letter B12347 to the NRC dated December 10, 1986.

The most significant EQ deficiency involves Ideal Model 748 wirenuts that were used in the Limitorque valve motor wiring.

This deficiency was also identified by your staff.

The NRC is considering *hese potential violations for appropriate enforcement action. We plan to conduct an enforcement conference with you to discuss these potential violations in the NRC Region I office within 30 days of your receipt of this letter. At the enforcement conference, you should be prepared to discuss (1) the number of deficiencies and the number of systems and components affected in each case; (2) the specific and underlying cause(s); and, (3) the actions taken to correct the deficiencies as well as to ensure yourself that Northeast Nuclear Energy Company is currently in overall compliance with EQ requirements.

Furthermore, you should be prepared to discuss the potential violations in light of the Modified Enforcement Policy for EQ Requirements which is described in the enclosure to Generic Letter 88-07, i.e., for the it9m 0FFICIAL RECORD COPY ENF CONF MILL 1 EQ - 0001.0.0 8910130150 001004 09/28/88 PDR ADOCK 05000 45 g(

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OCT 0 41933 Northeast Nuclear Energy Company 2

identified by you, whether it was promptly reported to the NRC; did you apply best efforts to comply with the rule within the deadline; and, if appropriate, why you believe that you clearly should not have known of these deficiencies prior to the November 30, 1985 deadline for being in compliance with the rule.

We request that at the enforcement conference you provide a handout that succinctly describes your position concerning these enforcement considerations.

Sincerely, cri c e:.15 f t.:2cd P/:

Thomas T. Martin, Director Division of Reactor Safety cc w/ encl:

W. D. Romberg, Vice President, Nuclear Operations S. E. Scace, Station Superintendent D. O. Nordquist, Director of Quality Services R. M. Kacich, Manager, Generation Facilities Licensing Gerald Garfield, Esquire Public Document Room (PDR)

Local Public Document Room (lPDR)

Nuclear Safety Information Center (NSIC)

NRC Resident Inspector State of Connecticut bec:

Region I Docket Room (w/ concurrences)

Management Assistant, ORMA (w/o encl)

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