ML17264A733

Part 21 Rept Re Defect in 350 HP,1800 RPM,460 VAC,3 Phase, 500GP frame,1.15 Sf Vertical Hollow Shaft Motor for Use as Svc Water Pump Motor.Motor Removed,Disassembled,Inspected, Refurbished,Reinstalled & Satisfactorily Tested

ML17264A733
Person / Time
Site:	Ginna
Issue date:	10/10/1996
From:	Widay J ROCHESTER GAS & ELECTRIC CORP.
To:	NRC
References
REF-PT21-96551 NUDOCS 9611200178
Download: ML17264A733 (9)

Text

CATEGORY 1

,) S REQUDQTO INFORMATION DISTRIBUTION eSTEM (RIDE)

ACCESSION NBR:9611200178 DOC.DATE: 96/10/10 NOTARIZED: NO DOCKET I FACIL:50-244 Robert Emmet Ginna Nuclear Plant, Unit 1, Rochester G 05000244 AUTH. NAME AUTHOR AFFILIATION WIDAYFJ.A. Rochester Gas a Electric Corp.

RECIP.NAME RECIPIENT AFFILIATION NRC No Detailed Affiliation Given

SUBJECT:

Part 21 rept re defect in 350 HP,1800 RPM,460 VAC,3 phase, 500GP frame,l.l5 SF vertical hollow shaft motor for use as svc water pump motor. Motor removed, disassembled, inspected, refurbished,reinstalled a satisfactorily tested.

A DISTRIBUTION CODE: IE19T COPIES RECEIVED:LTR t ENCL I SIZE:

TITLE: Part 21 Rept (50 DKT) T NOTES:License Exp date in accordance with 10CFR2,2.109(9/19/72). 05000244 RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL 0 PD1-1 PD 1 1 VISSINGFG. 1 1 INTERNAL CENTER 1 1 1 NRR/DISP/PSIB/B 1 1 ECB 1 1 PDR WARD, M. 1 1 RES/DSIR/EIB 1 1 RGNl 1 1 RGN2 1 1 RGN3 1 1 RGN4 1 1 EXTERNAL: INPO RECORD CTR 1 1 NOAC SILVER,E 1 1 NRC PDR 1 1 NUDOCS FULL TXT 1 1 D

DOGU'C%'~T HIS Sc/NNEO HAS BEE.N NOTE TO ALL MRIDSN'ECIPIENTS:

PLEASE HELP US TO REDUCE WASTE. TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL DESK (DCD) ON EXTENSION 415-2083 FULL TEXT CONVERSION REQUIRED TOTAL NUMBER OF COPIES REQUIRED: LTTR 15 ENCL 15

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U.S. Nuclear Regulator Commission Operations C.'enter Pacshnile Number 301-81&5>51 Telephone Number 301-81&5100

Subject:

Initial Notification of 10 CFR Part 21 Defect R.S. Gmna Nuclear Power Plant Docket No. 50-244 In accordance with 10 CFR Part 21, Reporting of Defects and Noncompliance, Section 21 (d)

(3} (i}, which requires Initial notification by facsimBe", the enclosed inithQ notification is provided. Written notification, in au."ordance with 10 CFR Part 21, Section 2l (d) 9) (ii), %01 bc provided by November 7, 1996.

Ucry truly yours, ci.d's h A, Widay Enclosures

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4 ~ ~ ~ w 10/10/96 10:27 Q'30 816 5151 Part OCT-18-1996 89: 44 Uh 5 YLHNl ~l Ni'RC OPS CA+

CTR H ~~~ ÃRR 21 @004/006 Page 2 10CFR21 INITIALFACSMII.E NOTIFICATION I. NAME AND ADDRESS OP THE INDMDUALINFORMING THE COMMISSION:

NAME: Joseph A. friday Plant Manager ADDRESS: Rochester Gas R Electric Corporation 89 East Avenue Rochester, New York 14649 IDENTIFICATION OF THE FACLUTY, THE ACHV1TY, OR THE BASIC COMPONENT SUPPLIED FOR SUCH FACILITYWHICH PAILS TO COMPLY OR CONTAINS A DEFECT:

The facility is the R.E. Ginna Nuclear Power Plant. The basic component is a 350 HP, 1800 RPM, 460 VAC, 3 phase, 500GP Frame, 1.15 SF, vertical hollow shaft, motor for use as a Service Water (SW) pump motor. This component was installed at the R.E.

Ginna Nuclear Power Plant in July, l996, as a modi6cation to upgrade the existing 300 motor for the "A" S%'ump to a 350 HP motor.

III. IDENTIFICATION OF THE FIRM CONSTRUCTING THE FACILITY OR SUPPLYING THE BASIC COMPONENT WHICH FAILS TO COMPLY OR CONTAINS A DEFECT:

The motor was a commercial-grade motor manufactured by:

U.S. Electrical Motors Division of Emerson Electric Co.

8100 %'. Ploxissant Ave.

PO Box 3946 St. Louis, MO 63136 The motor was procured from; Auburn Armature, Inc.

48 Canoga St.

Auburn, NY 1302I Note: This motor was purchased commercial-grade, was commercially-dedicated, by Rochester Gas de Electric. and satisfied all testing requirements included in the procurement documents,

~ I 10/10/96 U4 I -le-~ mo10;28 o~ - ~ &301 816 5151 NRC OPS dZR i 0 ~ 'RR Part 21 Ql005/006 Page 3 NATURE OF THE DEFECT OR FAILURE TO <COMPLY AND THE SAFETY H~QG) WHICH IS CREATED OR COULD';MEATR9BY SUCH DEFECT OR FAILURE TO COMPLY:

The motor did not pass post-modification funciiouil testmg, 'The motor was removed from the "A" SW pump, disassembled, and inspected. Inferior worhaanship was "C" SW pump out discovered, most notably damaged motor leads. In the scenario of the of service and a concurrent loss of power to Bus l7, a loss of aH SW mould occur if the "A" SW pump failed to operate due to the identified defect.

V. THE DATE ON WHICH THE INFORMATION OP SUCH DEFECT OR FAILURE TO COMPLY WAS OBTAINED:

The information was obtained on August 5, 1996.

IN THE CASE OP A BASIC COMPONENT WHICH CONTAINS A DEFECT OR FAILS TO COMPLY, THE NUMBER AND LOCATION OF ALL SUCH COMPONENTS IN USE AT, SUPPLIED FOR, QR BEING SUPPLIED FOR GINNA STATION:

There are four (4) FV pumps located in the Screenhouse Buildmg at Ginna Station. The "D" SW pump had its original motor replaced in August, 199S, with a motor manufactured by U.S. Eectrical Motors. Thsmotor was tested satisfactorily at that time and has operated trouble-free since. Three (3) more motors, of similar design to the "D" S% pump motor, were procured by a separate purchase order. Two of these motors were discovered to be defective and have been refurbished. One of the refurbished motors has been installed.

THE CORRECTIVE ACTION WHICH HAS BEEN, IS BKNG, OR WILL BE TAKEN; THE NAME OF THE INDIVIDUALOR ORGANIZATIONRESPONSIBLE FOR THE ACTION; AND THE LENGTH OF TIME THAT HAS BEEN OR %'ILL BE TAKEN TO COMPLETE THE ACTION:

The "A" SW pump remained inoperable untB the defective motor was removed, refurbished, reinstalled, and satisfactorily tested. Thus, corrective action is complete fox the installed motor. Similar corrective actions have been completed for one of the spare motors. The similar motor, installed as the "D" SW pump motor in August, 199S, has shown no signs of motor degradation. However, this motor will be removed and replaced by a refurbished spare motor by November, 1996. The motor (retnoved from the "D" SW pump) and the other spare motor will disassembled and inspected, and refurbished, if necessary, prior to use. Rochester Gas 4 Electric Ginna Statioit maintenance depanment will be responsible for these actions.

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, 10/10/96 10:28 ~ 816 6161 NRC OPS CTR ~~~ NRR Part 21 @006/006 Page 4 VIII. ANY ADVICE RA<TED TO THE DEFECT OR FAKURB TO COMPLY ABOUT THE PACIUTY, ACTIVITY, OR BASIC COMPONENT THAT HAS BEEN, IS BERG, OR %ILLSE GIVEN TO PURCHASERS OR LICENSEES:

Source Surveillance during motor assembly may have detected this defect. Additionally, physical inspection upon receipt could be specified in the purchase order, and completion of commercial dedication could be dependent upon satisfactory 'completion of post-modification functional testing.

TOYAL P.83