ML20055B599

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RO 82-29:on 820628,handswitches for MSIVs for Auxiliary Feedwater Pumps Found in pull-to-lock Position.Cause Not Stated.Procedure Modified to Verify Normal Position Prior to Mode 3 Entry
ML20055B599
Person / Time
Site: Calvert Cliffs Constellation icon.png
Issue date: 06/29/1982
From: Russell L
BALTIMORE GAS & ELECTRIC CO.
To: Haynes R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
RO-82-29, NUDOCS 8207220538
Download: ML20055B599 (1)


Text

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o BALTIMORE G AS AND ELE,QMI,9 {0MPANY.,

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. June 29,1982-

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Mr. Ronald C. Haynes, Director Docket No. 30-3!7 Offim cf Inspection and Enforcement License No. DPR-53 U. S. Nuclear Regulatory Commisssion y'

Region 1 l

631 Park Amme Kingof Prussia,PA.19406

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SUBJECT:

82-29 Unit 1 4

^

Dear Mr.Haynes:

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  • This letter is to confirm our verbal notification of yorpMriRalph Architzel of the inoperability of both Auxiliary Feedwater Purr.ps while in Mode,7 At 0905 on 6-25-32, U-l entered Mode 3. At $2d, he NRC Resident Irspectx noticed that the handswitches for the Main Steam Isolation

. Valves for the Auxiliary Feedwater Pumps were.iri Pull-to-lock. These handswitches were immediately returned to the normal p6sitio1..

The starty procedure, OP-1, has been modified to kify these handswitches in the normal position. prior to enteriri Mode:3. Abo,.,

Surveillance Test Procedure, STP-0-62 will be modified to re<pire an

~

additional check of these valves prior to entering Mode 3. T#

~

A complete desoiption of this event, including causes and corrective.

action will be addressed in a follow-up report.

r Very truly yours, i

L. B. Russell

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l Plant Sgerintendcat LBR:fid 4

cc:

3. A.Tiernan R. 'd. Douglass

[

Director, Office of Management R.E. Architzel Information & Program Control L.B.Rtaseli l

L.Tenderlich 8207220538 820629 i

PDR ADOCK 05000317 g'L9 PDR S

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