ML20084P755

Telecopy Ro:On 760617,HPCI Sys Motor Speed Changer Failed to Come Off Low Speed Stop During Monthly Surveillance.Caused by Motor Speed Changer Linkage Being Bound.Linkage Freed

ML20084P755
Person / Time
Site:	Quad Cities
Issue date:	06/17/1976
From:	Kalivianakis N COMMONWEALTH EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
NJK-76-230, NUDOCS 8306130021
Download: ML20084P755 (2)

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,. Post O! bee vd e k[?-rMc g/ OTelephono303/654 Cor&rva, Imnois ol242 2241 NJK-76-230 Talecopy: Region iI1, Attention: Mr. C. Felerabend '

Jun2 17, 1976 s

J. Koppler, Regional Director i Office of Inspection and Enforcenent i, Region til 5 U. S. Nuclear Regulatory Co::vnission 799 Roosevelt Road Gian Ellyn, IIIinois 60137

Reference:

Quad-Cities Huclear Power Station, Unit I Docket Ib. 50-254, DPR-29 k C

Appendix A. Sections 6.6.D. I.e. 3 5.C. I E h

Dear Mr. Keppler:

o Ej The purpose of this letter is to provide you with notification of a Reportable E Occurrence as required by Technical Specification 6.6.B.1 within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> of tha occurrence, [

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On June 17, 1976, the Unit I High Pressure Coolant injection system rmtor E speed changer failed to come off the Low Speed Stop during its monthly sur-vaillance. b Investigation found the motor speed changer linkage to be bound. W After freeing the linkage, the raotor speed changer operated satisfactor!Iy. IJ Proper operation of the Low Speed Stop limit switch is under Investigation.  ??

E This occurrence was discussed by telephone with Mr. Knop of your office on June 17,1976. i Further information wi t! be provided by Reportable Occurrence V R port t:o. RO 50-254/76-19 which will be subciitted within 14 days of the date of this occurrence. !9

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ei V:ry truly yours, C0t#tDNWEALTH EDISON COMPANY QUAD-CITIES HUCLEAR POWER STATION $

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N. J. Kalivianakis >

Stction Superintendent r-

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8306130021 760617 PDR ADOCK 05000254 I S PDR 4[ ..,

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1. UNITED STATES NUCLEAR REGULATORY COMMisslON ItEGION lli 799 ROOSCVELT HOAD GLEN ELLYN BLLINOIS 60137 Incident Notification From: Commonwealth Edison Company 50-254 (Licensee & Docket No. (or License No.))

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Transmittal Date: June 28, 1976 Quad-Cities. Station-Unit #1 i

Distribution: Distribution:

IE Chief, FOSB 'IE Chief, FOSB IE Chief, FC&EB IE Chief, FC&EB IE:HQ(4) IE:HQ(4) i Licensing (4) L:D/D for Fuels & Materials

< DR Central Files DR Central Files IE Files IE Files i

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