ML20204J982

Rev 2 to Emergency Operating Procedure FR-H.4, Response to Loss of Normal Steam Release Capabilities

ML20204J982
Person / Time
Site:	Millstone, Haddam Neck, 05000000
Issue date:	06/03/1988
From:	CONNECTICUT YANKEE ATOMIC POWER CO.
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ML20204H467	List: A07413, Forwards Specific Emergency Operating Procedures for Use During Incident Response Ctr Activation ML20204H704 ML20204H734 ML20204H868 ML20204H928 ML20204H963 ML20204J027 ML20204J039 ML20204J092 ML20204J109 ML20204J115 ML20204J120 ML20204J128 ML20204J133 ML20204J139 ML20204J147 ML20204J497 ML20204J543 ML20204J565 ML20204J627 ML20204J633 ML20204J638 ML20204J642 ML20204J659 ML20204J669 ML20204J685 ML20204J707 ML20204J733 ML20204J739 ML20204J746 ML20204J767 ML20204J781 ML20204J786 ML20204J814 ML20204J824 ML20204J849 ML20204J853 ML20204J865 ML20204J878 ML20204J902 ML20204J914 ML20204J920 ML20204J939 ML20204J947 ML20204J954 ML20204J958 ML20204J965 ML20204J975 ML20204J982 ML20204J994 ... further results
References
FR-H.4, NUDOCS 8810250310
Download: ML20204J982 (2)

Text

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JUN 3 1988 NUMBER

'ITTIE REV. ISSUE /DATE I

FR H.4 RESPONSE TO LOSS OF NORMAL STEAM Rev. 2

{

RELEASE CAPABILITIES l

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A.

PURPOSE nis procedt.re provides actions to rtspond to a failure of the steam generator atmospheric vent valve and condenser steam dump valves.

B.

SYAfPTOh!S OR ENTRY CONDITIONS Dis procedure is entered from F-0.3, HEAT SINK Critical Safety Function Status Tree on YELLOW condition.

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1 J

Page 1 of 2 8810250310 001007 l

DR ADOCK 0500 13

JUN 3 1988 NUMBER TTTLE REV. ISSUE /DATE FR oll.4 RESPONSE TO LOSS OF NORMAL STEAM Rev.2 RELEASE CAPABILITIES

(

STEP ACDON/ EXPECTED RESPONSE RESPONSE NOTOBTAINED NOTE:

THROUGHOUT THIS PROCEDURE, "AFFECTED" REFERS TO ANY SG IN WHICH PRESSURE IS GREATER THAN 985 PSIG.

r 7

CAUTION:

IF AFFECTED SG(s) WIDE RANGE LEVEL INCREASES TO GREATER THAN 72 % (68 % FOR ADVERSE CONTAINMENT),

STEAM SHOULD NOT BE RELEASED FROM THE AFFECTED SG(s).

L J

1 TRY TO RESTORE NORMAL STEAM IE NORMAL STEAM RELEASE RELEASE CAPABILITY OF CAPABILITIES NQE RESTORED, AFFECTED SG(s):

THEN USE ONE QB BOT 11OFTHE FOLLOWING:

o Atmospheric vent valve

1. Terry Turbine steam supply valves.

o Condenser steam dump valves 2

CHECK SG PRESSURES MANUALLY DE LOCALLY LESS T11AN 935 PSIG DUMP STEAM FROM SG(s)

WITTI PRESSURE GREATER THAN 985 PSIG.

3 RETURN IQ PROCEDURE AhTJ STEP IN EFFECT END Page 2 of 2

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