ML20132E734

Revised Page 120 of Proposed Change 20 to Tech Specs Re Min Low Pressure Cooling & Diesel Generator Availability

ML20132E734
Person / Time
Site:	Cooper
Issue date:	07/11/1985
From:	NEBRASKA PUBLIC POWER DISTRICT
To:
Shared Package
ML20132E732	List: ML20132E727 ML20132E734
References
NUDOCS 8507180067
Download: ML20132E734 (1)

Text

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LIMITING CONDITIONS FOR OPERATION ~-'-~ ~ SURVEILLANCE REQUIREMENTS

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3.5.E '(cont'd)

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~4.~5.E~ (cont'd)'

2. From and after the date that one 2. When it is determined that one valve in the automatic depressuriza- valve of the ADS is inoperable, the tion subsystem is made or found to be ADS subsystem actuation logic for the inoperable for any reason, continued other ADS valves and the !!PCI subsys-reactor operation is permissible only tem shall be demonstrated to be oper-during the succeeding seven days un- able immediately and at leant weekly less such valve is sooner made opera- thereafter.

ble, provided that during such seven days the llPCI subsystem is operable.

3. With the surveillance requirements of 4.6.D.5 not performed at the required intervals due to reactor shutdown, a reactor startup may be conducted pro-vided the appropriate surveillance is performed within 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> of achieving 113 psig reactor steam pressure.

4. If the requirements of 3.5.E.1 or 3.5.E.2 cannot be met, an orderly shutdown shall be initiated and the reactor pressure shall be reduced to at least 113 psig within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

F. Minimum Low Pressure Cooling and F. Mininum Low Preanure Cooling and Diesel Cencrator Availability Diesel Generator Availability

1. During any period when one diesel generator is inoperable, continued

1. When it is determined that one diesel generator is inoperable, reactor operation is permissible all low pressure core cooling and only during the succeeding seven days unless such diesel generator is containment cooling subsystems sooner made operable, provided that shall be demonstrated to be oper-all of the low pressure core and con- able immediately and daily there-after. In addition, the operable tainment cooling subsystems and the diesel generator shall be demon-remaining diesel generator shall be operable and the requirements of at ted to be operable i M iately 3.9.A.1 are met. If this require- and every three days thereafter.

ment cannot be mot, the require-ments of 3.5.F.2 shall be met.

2. During any period when both diesel generators are inoperable, continued reactor operation is permissibic only during the succeeding 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> unless one diesel generator is sooner made operable, provided that all the low pressure core and containment cooling subsystems are operable and the reactor power level is reduced to 25%

of rated power and the requirements of 3.9.A.1 are met. If this requirement cannot be met, either the requirements shall be met or an orderly shutdown shall be initiated and the reactor placed in the cold shutdown condition within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />. '

' 0507100067 000711 PDR e

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