ML20204J954

Rev 1 to Emergency Operating Procedure FR-C.3, Response to Saturated Core Cooling

ML20204J954
Person / Time
Site:	Millstone, Haddam Neck, 05000000
Issue date:	06/03/1988
From:	CONNECTICUT YANKEE ATOMIC POWER CO.
To:
Shared Package
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-C.3, NUDOCS 8810250300
Download: ML20204J954 (3)

Text

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ - _ _ _

3 1986 NUMBER TTT12 REY. ISSUE /DATE FR C.3 RESPONSE TO SATURATED CORE COOLING Rev. 1 I

A.

PURPOSE This procedure provides actions to restore subcooled core cooling.

B.

SYMPTOMS OR ENTRY CONDITIONS Dis meedure is entered from F 0.2, CORE COOLING Critical Safety Function Status Tree, on YjiLLOW condition.

I 1

i

)

Page 1 of 3 8810250300 001007 PDR ADOCK 05000213 i

P PDR

JUN 3 1988 NUMBER TTT U REY. ISSLT/DATE i

FR.C.3 RESPONSE TO SATURATED CORE COOLING Rev.1 STEP ACT10N/ EXPECTED RESPONSE RESPONSE NOT OBTAISTD

,l r

CAUTION:

IF THL RWST LEVEL DECREASES TO LESS THAN 130.000 GALLONS, THE SI SYSTEM SHOULD BE A12GNED FOR RHR RECIRCULATION USING ES 1J, TRANSFER TO RHR RECIRCULATION.

L J

NOTE:

IF ECA 3.2 SGTR WITH LOSS OF REACTOR COOLANT -

SATURATED RECOVERY DESIRED, lS IN EFFECT, 7HIS PROCEDURE SHOULD NOTBE PERFORMED.

1 CIIECK RiiR SYSEM HAS NOT GQIQ AOP 3.212, BEEN PLACED IN SERVICE LOSS OF RIIR SYSTEM.

2 VERIFY SI FLOW:

a. Check charging pump flow

a. Start charging pumps and align indicators -

valves as necessary.

INDICATE FLOW

b. Check liPSI pump AMP meten -

b. Start HPSI pumps and align valves GREATER DIAN 115 AMPS as necessary.

I

c. Check RCS pn:ssure -

e. QQ IQ Step 3.

LESS TIIAN 405 PSIO (635 PSIG FOR ADVERSE CONTAINMEST)

d. Check LPSI pump AMP meters -

d. Start LPSI pumps and align valves GREATERillAN 60 AMPS as necessary.

I Page 2 of 3

JUN 3 1988 HUGER EU REY. lSSUESA1E FR C.3 RESPONSE TO SATURATED CORE COOLING Rev.1 s

STEP ACT10N/ EXPECTED RESPONSE RESPONSE NOT OBTAIST.D 3

CHECK RCS VENT AhD DRAIN PATES CLOSED:

a. Check power to PRZR PORY

a. Restore power to PRZR PORY block valves -

block valves.

AVAILABLE

b. Check PRZR PORVs CLOSED

b. Manually close PRZR PORVs.

IE any PORV can EQI be closed.

'IHEN manually close its block valve.

c. Check other RCS vent paths -

c. Manually.OR locally close any open CLOSED RCS vent paths.

d. Check drain header ISOLATED

d. Cose all fourloop drain header MOVs.

e. Checkletdown ISOLATED

e. Cose letdown isolation valve LD MOV 200.

4 RETURNIQ PROCEDURE AND STEP IN EFFECT END I

l Page 3 of 3