ML19257A569

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Revised Tech Spec 3/4.7.1 for RHR Svc Water Sys
ML19257A569
Person / Time
Site: Brunswick  Duke Energy icon.png
Issue date: 12/31/1979
From:
CAROLINA POWER & LIGHT CO.
To:
Shared Package
ML19257A567 List:
References
NUDOCS 8001040643
Download: ML19257A569 (4)
v • d • e


Text

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3/4.7 PLANT SYSTEMS 3/4.7.1 SERVICE WATER SYSTEMS RESIDUAL HEAT REMOVAL SERVICE WATER SYSTEM LIMITING CONDITION FOR OPERATION 3.7.1.1 Two independent Residual Heat Removal Service Water (RHRSW)

System subsystems shall be OPERABLE with each subsystem comprisef of:

a. Two pumps, and
b. An OPERABLE flow path for heat removal capable of taking suction from the intake canal via the service water system and transferring the water through an RHR heat exchanger.

APPLICABILITY: CONDITIONS 1, 2 and 3.

ACTION:

a. With one RHRSW pump inoperable, operation may continue and the provisions of Specification 3.0.4 are not applicable; restore the inoperable pump to OPERABLE status within 31 days or be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD S.JTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
b. With one RHRSW subsystem inoperable, operation may continue and the provisions of Specification 3.0.4 are not applicable; restore the inoperable subsystem to OPERABLE status within 7 days or be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTOOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
c. With both RHRSW subsystems inoperable, restore at least one subsystem to OPERABLE status within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> or be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

SURVEILLANCE REQUIREMENTS L.7.1.1 Each residual heat removal service water subsystem shall be demonstrated OPERABLE:

9 041

a. At least once per 31 days by verifying that each valve in the flow path that is not locked, sealed or otherwise secured in position, is in its correct position, and
b. At least once per 92 days by verifying that each pump develops a pump AP of at least 232 psi at a flow of 4000 cpm measured through the heat exchanger with a minimum suction pressure of 20 psig.

BRUNSWICK - UNIT 1 3/4 7-1 8001040

PLANT SYSTEMS SERVICE WATER SYSTEM

, LIMITING CONDITION FOR OPERATION 3.7.1.2 The service water system nuclear header shall be OPERABLE with at least three OPERABLE service water pumps.

APPLICABILITY: CONDITIONS 1, 2, 3, 4 and 5.

ACTION:

a. In CONDITION 1, 2, or 3:
1. With only two service water pumps OPERABLE, restore at least three pumps to OPERABLE status within 7 days or be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
2. With only one service water pump OPERABLE, restore at least two pumps to CPERABLE status within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> and restore at T least three pumps to OPERABLE status within 7 days from the I time of the initial loss or be in at least HOT SHUTDOWN M within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
b. In "ondition 4 or 5, witn only one service water pump OPERABLE, restore at least two service water pumps to OPERABLE status within 7 days or declare the core spray system, the LPCI system and the diesel generator inoperable and take the ACTION required by Specifications 3.5.3.1, 3.5.3.2 and 3.8.1.2.

SURVEILLANCE REOUIREMENTS 4.7.1.2 The service water system shall be demonstrated OPERABLE:

a. At least once per 31 days by verifying that each valve (manual, power coerated or automatic) servicing safety related equip-ment that is not locked, sealec, or otherwise secured in position, is in its correct position.
b. At least once per le months during shutdown, by verifying that each automatic valve servicing safety related equiomnt actuates to its correct position on the approorlate v.CS actuation test signals.

, BRUNSWICK-UNIT 1 3/4 7-2 1691 042

3/4.7 PLANT SYSTEMS

)

3/4.7.1 SERVICE WATER SYSTEMS RESIDUAL HEAT REMOVAL SERVICE WATER SYSTEM LIMITING CONDITION FOR OPERATION 3.7.1.1 Two independent Residual Heat Removal Service Water (RHRSW)

System subsystems shall be OPERABLE with each subsystem comprised of:

a. Two pumps, and .
b. An OPERABLE flow path for heat removal capable of taking suction from the intake canal via the service water system and transferring the water through an RHR heat exchanger.

APFLICABILITY: CONDITIONS 1, 2 and 3.

ACTION:

a. With one RHRSW pump inoperable, operation may continue and the provisions of Specification 3.0.4 are not applicable;

~

restore the inopercble pump to OPERABLE status within 31 days or be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />,

b. With one RHRSW subsystem inoperable, operation may continue and the provisions of Specification 3.0.4 are not applicable; restore the inoperable subsystem to CPERABLE status within 7 days or be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
c. With both RHRSW subsystems inoperable, restore at least one subsystem to OPERABLE status within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> or be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

SURVEILLANCE REQUIREMENTS 4.7.1.1 Each residual heat removal servige water subsystem shall be demonstrated OPERABLE:

a. At least once per 31 days by verifying that each valve in the flow path that is not locked, sealed or otherwise secured in position, is in its correct position, and
b. At least once per 92 days by verifying that each pump develops a pump LP cf at least 232 psi at a flow of 4000 gpm measured through the heat exchanger with a minimum suction pressure of 20 psig.

BRUNSWICK - UNIT 2 3/4 7-1 1691 043

PLANT SYSTEMS SERVICE WATER SYSTEM LIMITING CONDITION FOR OPERATION 3.7.1.2 The service water system nuclear header shall be OPERABLE with at least three OPERABLE service water pumps.

APPLICABILITY: CONDITIONS 1, 2, 3, 4 and 5.'

ACTION:

a. In CONDITION 1, 2, or 3:

1.

With only two service water pumps OPERABLE, restore at least three pumps to OPERASLE status within 7 days or be in at least HOT SHUTDOWN within within the following 24 the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN hours.

2.

With only one service water pump OPERABLE, restore at least two pumps to OPERABLE status within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> and restore at least three pumps to OPERABLE status within 7 days from the time of the initial loss or be in at least HOT SHUTDOWN within the24next following 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN within the hours.

In Condition 4 or 5, with only one service water pump OPERABLE, restore at least two service water pumps to OPERABLE status within 7 days or declare the core spray system, the LPCI system and the diesel generator inoperable and take the ACTION required by Specifications 3.5.3.1, 3.5.3.2 and 3.3.1.2.

!,URVEILLANCE REQUIREMENTS

./.l.2 The service water system shall ce demonstrated OPERABLE:

a.

At least once oer 31 days by /erifying that each valve (manual, power operated or automatic) servicing safet.v related equip-ment that is not locked, sealed, or otherwise secured in position, is in its correct position.

b.

At least once per 18 months during shutdown, by verifying that each automatic valve servicing safety related equipment actuates to its correct position on the appropriate ECCS actuation test signals.

BRUNSWICX-UNIT 2 3/4 7-2 1691 044

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