ML19326D954

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Responds to IE Bulletin 80-17, Failure of Control Rods to Fully Insert. No Water Observed in Scram Discharge Vol. Timing of Vent & Drain Valves Completed
ML19326D954
Person / Time
Site: Brunswick  Duke Energy icon.png
Issue date: 07/10/1980
From: Furr B
CAROLINA POWER & LIGHT CO.
To: James O'Reilly
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
IEB-80-17, NO-80-1042, NUDOCS 8007250296
Download: ML19326D954 (2)


Text

N CFLL Carolina Power & Lif*ht Company meumem:m=sme.;mmt Jt L 15 All 1 I Brunswick Steam Electric Plant P. O. Box 10429 Southport, N. C.

28461 July 10, 1980 FILE: NG-3513 (B)

SERIAL: NO-80-1042 l

Mr. James P. O'Reilly, Director U. S. Nuclear Regulatory Commission Region II 101 Marietta Street, Suite 3100 Atlanta, Georgia 30303 BRUNSWICK STEAM ELECTRIC PLANT, UNIT NOS. 1 & 2 LICENSE NOS. DPR-71 AND DPR-62 DOCKET NOS. 50-325 AND 50-324 RESPONSE TO IE BULLETIN 80-17; FAILURE OF CONTROL RODS TO FULLY INSERT i

Dear Mr. O'Reilly:

In reeponse to your letter of July 3, 1980, transmitting IE Bulletin 80-17, Carolina Power & Light Company is submitting the following information:

The Brunswick Steam Electric Plant (BSEP) Unit Nos. 1 and 2 are currently completing their respective 1980 refueling outages. All items with the exception of items 6c and 7 will be completed by both units prior to their return to power operation. BSEP is currently working with General Electric for the required safety analysis on two pump flow for SLC. A 10 CFR 50.59 review will be performed upon completion of this analysis. Item 7 is not applicable to BSEP.

Item 1, verify that there is no significant amount of water in the SDV and associated piping and that the SDV vent valves are operable and free of obstruction, has been completed. No water was observed in the SDV.

Item 2e, the timing of the SDV vent and drain valves, has been completed.

The opening and closing times which were satisfactory for these valves are as follows:

Valve Open Close Unit No. 1 Vent Valve 13 sec.

25 sec.

Unit No.1 Drain Valve 15 sec.

21 sec.

Unit No. 2 Vent Valve 25 sec.

24 sec.

Unit No. 2 Drain Valve 26 sec.

26 sec.

OFFICIAL COPY 8007e502f(

-)

(j Mr. James P. O'Reilly July 10, 1980 4

As other tests are completed, they will be reported in the timely manner required in item 8.

Very truly yours, h

. Furr Vice President Nuclear Operations RMP/lth Sworn to and subscribed before me this 10th day of JuP,1980 L

/.

/

Notary Public

~

My commission expires:

April 3, 1984 cc:

Mr. N. C. Moseley

.