ML17252A875

Letter Regarding Analysis of Results of Monthly Periodic Surveillance Test PT-M11 Indicated That the Setting of One of the Four Steam Line Pressure Bistables Was Below the Technical Specification - Indian Point Unit 2

ML17252A875
Person / Time
Site:	Indian Point
Issue date:	01/08/1974
From:	Cobean W R Con Edison, Consolidated Edison Co of New York
To:	O'Reilly J P US Atomic Energy Commission (AEC)
References
Download: ML17252A875 (2)

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1 I I I. .*. 4 Irving Place, New York, NV 10003 e *

• e * *, -, /([:i<';,E: _'.----*-:> , ------. * ., . ,.. *. **T .:-i ,. .Mr *. J'ames 1>. O'Reilly, Director Regµlatory Re9ion I :u. S. Atomic Enel'<JY Commission 631 Park Avenue King of Prussia, Pennsylvania

Dear O'Reilly,

• January 8, 1974 -Indian Point Unit No. 2 Facility Operatinq License DPR-26 4*2*1

• 19406 The; foll0'\tin9 report. is provide.d pursuaut.

to the requSrements

• .of Section 6 .12. 2 (a) of the ire.chnical

. Specific.at ions to F'aci li ty .'Ope.rating

'License No. DPR-26. * * . . . An analysis of the results.

of monthly periodic surveillance te.st PT-M11 (Ste.am Line Pressure Analog Channel Functional Test) indicated that the setting of one of the four ateam line pressure bistable.s associated with hiqh steal't) flow protection was below that specified in Table 3-l *9f the F"acility Tec.hnical Specification.

Item 5 in this table specif ie.s the setting limit to be equal to or great.er than §00 psi9. Tbe se.ttin9 fou.nd f o:r this pa.rticular stable was approximatel)*

568 p.siq. 'l'he othe.r three bis tables were found to be set correct.ly.

At the time this test. was conducted the reactor was in the cold shutdown condition for maintenanc.e work associated with repairs t.o the feedwater piping for 22. steam generator.

The bistable

• f'ound out of calibration has been reset* correc.tly and the channel associated'with this device retested satisfactorily. stated in our letters to Mr. O'Leary,

Director, Directorate of Licensin9, of December 28, 1973 and January 4, 1974, our eering Department is conducting an investigation into the cause of the trouble witl\ this and *other set points. I

• WWWWWWW4¥f F*wwwua ,

> *e e Bert Davi$ of your rence_.by Mr. John Makepeace

r. cc: Mr. John F. O'Leary , office was no,fiedtltf this by telephone on January 4, 1974. ' Very truly yours, Warren R. Cobean, Jr., Ma Nuclear Power Generation

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