ML20072M983

Proposed TS LCO 3.7.5 Action Statement,Permitting Facility to Remain in Modes 1,2,3 or 4 W/Average Water Temp of Ultimate Heat Sink Greater than 75 F for 24 H During Months of Aug & Sept 1994

ML20072M983
Person / Time
Site:	Millstone
Issue date:	08/19/1994
From:	NORTHEAST NUCLEAR ENERGY CO.
To:
Shared Package
ML20072M952	List: B14943, Application for Amend to License NPF-49,revising Action Statement of LCO 3.7.5 of TS to Permit Facility to Remain in Modes 1,2,3 or 4 W/Average Water Temp of Ultimate Heat Sink Greater than 75 F for 24 H During Months of Aug & Sept 1994 ML20072M983
References
NUDOCS 9409020276
Download: ML20072M983 (4)

Text

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Docket No. 50-423 B14943 Attachment 1 Millstone Nuclear Power Station, Unit No. 3 Proposed Revision to Technical Specifications Ultimate Heat Sink Marked-up Page August 1994 9409020276 940819 PDR ADOCK 05000423 P PDR

PLANT SYSTEMS gg , .n ,,ua, evow

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3/4.7.5 ULTIMATE HEAT SINK

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LIMI.ING CONDITION FOR OPERATION l

3.7.5 The ultimate heat sink shall be OPERABLE with an average water tempera-ture of less than or equal to 75*F at the Unit 3 intake structure.

APPLICABILITY: MODES 1, 2, 3, and 4.

ACTION:

With the requirement o the abov specification not satisfied, be in at least COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

HOT STANDBY within 6 SURVEILLANCE REQUIREMENTS i

4.7.5 The ultimate heat sink shall be determined OPERABLL:

a. At least once per 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> by verifying the average water temperature at the Unit 3 intake structure to be within limits.

b. At least once per 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> by verifying the average water temperature at the Unit 3 intake structure to be within limits when the average water temperature exceeds 70*F.

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MILLSTONE - UNIT 3

Docket No. 50-423 B14943 Attachment 2 Millstone Nuclear Power Station, Unit No. 3 Proposed Revision to Technical Specifications Ultimate Heat Sink Retyped Page August 1994 l

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PLANT SYSTEMS 3/4.7.5 ULTIMATE HEAT SINK LIMITING CONDITION FOR OPERATION 3.7.5 The ultimate heat sink shall be OPERABLE with an average water tempera-ture of less than or equal to 75'F at the Unit 3 intake structure. '

l APPLICABILITY: MODES 1, 2, 3, and 4. ,

ACTION:

With the requirement of the above specification not satisfied, be in at least .

HOT STANDBY within 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />

• and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.  ;

i SURVEILLANCE REQUIREMENTS i

4.7.5 The ultimate heat sink shall be determined OPERABLE: -

a. At least once per 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> by verifying the average water temperature  ;

at the Unit 3 intake structure to be within limits. ~

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b. At least once per 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> by verifying the average water temperature at the Unit 3 intake structure to be within limits when the average '

water temperature exceeds 70'F.

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• For a period from August 1994 to October 1,1994, the allowed time to reach ,

a H0T STANDBY condition wfTT,be 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />. During this period, if the temperature increases above 77'F, be in HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.

MILLSTONE - UNIT 3 3/4 7-13 Amendment No.

-0278 I