ML20116C722

Proposed TS 3.3.2 Re Restoration of Cooling Water Sys within 72 H Following Maint

ML20116C722
Person / Time
Site:	Three Mile Island
Issue date:	10/28/1992
From:	GENERAL PUBLIC UTILITIES CORP.
To:
Shared Package
ML20116C717	List: ML20116C714 ML20116C718 ML20116C722
References
NUDOCS 9211050006
Download: ML20116C722 (1)

Text

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. e. Core flood tank (CFT) vent valves CF-V3A and CF-V3B shall be closed and the breakers to the CFT vent valve motor operators shall be tagged open, except when adjusting core flood tank level and/or pressure. Specification 3.0.1 '

applies.

3.3.1.3 Reactor Buildino Soray Systein and Reactor Buildinaltersenc.y O.gjina System The following components must be OPERABLE:

a. Two reactor building spray pumps and their associated spray nozzles headers and two reactor building emergency cooling fans and associated cooling units (one in each train).

Specification 3.0.1 applies.

b. The sodium hydroxide (NaOH) tank shall be maintained at 8 ft. 6 inches lower than the BWST level as measured by the BWST/Na0H tank differential pressure indicator. The Na0H tank concentration shall be 10.0 .5 weight percent (%).

c. All manual valves in the discharge lines of the sodium hydroxide tank shall be locked open.

3.3.1.4 Q.glina Water Systems - Specification 3.0.1 applies,

a. Two nuclear service closed cycle cooling water pumps must be OPERABLE.

b. Two nuclear service river water pumps must be OPERABLE.

c. Two decay heat closed cycle cooling water pumps must be OPERABLE.

d. Two decay heat river water pumps must be OPERABLE.

e. Two reactor building emergency cooling river water pumps must be OPERABLE.

3.3.1.5 Engineered Safeguards Valves and Interlocks. Associated with the Systems in Specifications 3.3.1.1, 3.3.1.2, 3.3.1.3, 3.3.1.4 are OPERABLE. Specification 3.0.1 applies.

3.3.2 Maintenance shall be allowed during reactor operation on any l component (s) in the makeup and purification, decay heat, RB emergency cooling water, RB spray, CFT pressure instrumentation, CFT level instrumentation, BWST level instrumentation, or cooling water systems which will not remove more than one train of each system from service. Components shall not be removed fro.a service so that the affected system train is inoperable for more than 72 consecutive hours. If the system is not restored to meet the requirements of Specification 3.3.1 within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br />, Specification 3.0.1 applies.

9211050006 921028 PDR ADOCK 05000289 3-22 P PDR Amendment No. )), SP, 97, 137

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