ML19308D109

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Forwards RO-77-03
ML19308D109
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 01/11/1977
From: Stewart W
FLORIDA POWER CORP.
To: Moseley N
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
Shared Package
ML19308D110 List:
References
CS-77-7, NUDOCS 8002270598
Download: ML19308D109 (1)


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CS-77-7 3-0-3-a-1 Mr. Norman C. Moseley, Director Crystal River Unit 3 Office of Inspection and Enforcement Docket No. 50-302 U. S. Nuclear Regulatory Commission License #DPR-72 230 Peachtree St.e N.W., Suite 818 Licensee ' vent Report 77-3 Atlanta, Georgia 30303 ,

Dear Mr. Moseley:

f This report is submitted in accordance with Technical Specification 6.9.1 and Regulatory Guide 1.16, Revision 4, Section 2.b. (1), as a written Thirty (30) Day Report.

( During surveillance tests of engineering safeguards actuationi ti el makeup pump suction valve closed spuriously causing Makeup Pump 3B (MLT-3B) to lose suction resulting in seizure.

The pump has been repaired with a replacement rotating element and subse-quently tested. The closure of the valve (MUV-6e could not be repeated during numerous receses and is, therefore, consiuered spurious.

Very truly yours, FLORIDA POWER CORPORATION D

LO (0 "N u.e>d W. P. Stewart Director, Power Production DWP/feh Enclosure O

AM Nuclear Plana Manager 8002 270 7h?

Gerieral Office 32oi Tnirty ourm street soum . P.O. Box 14042. st. Petersourg. Flor a 33733 e 813--866-5151