ML20204K067

Rev 1 to Emergency Operating Procedure FR-Z.2, Response to Containment Flooding

ML20204K067
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Site:	Millstone, Haddam Neck, 05000000
Issue date:	06/03/1988
From:	CONNECTICUT YANKEE ATOMIC POWER CO.
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References
FR-Z.2, NUDOCS 8810250331
Download: ML20204K067 (2)

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REY. ISSUE /DATE NUMBER TmJ!

FR.Z.2 RESPONSE TO CONTAINMENT FLOODING Rev. 1 3.

A.

PURPOSE nis procedure provides actions to respond to containment flooding.

B.

SYMPTOMS OR ENTRY CONDITIONS m.

i This procedure is entered from F-0.5. COSTAINMENT Cridcal Safety Function Status Tre on an ORANGE condition, 4

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4 Page 1 of 2 8810250331 001007 PDR ADOCK 05000213 P

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NUMBER TTC.E REV. ISSUE /DATE FR.Z.2 RESPONSE TO CONTAINMENT FLOODING Rev,1 I

STEP ACTION / EXPECTED RESPONSE RESPONSE NOT OBTAINED 1

TRY TOIDE?mFY UNEXPECI1!D SOURCE OF WATER INPlJrTO SUMP:

a. Check CARFAN service water

a. Isolate service water to CARFAN(s) 8!

flows NORMAL with abnormal service water flow,

b. Check CCW surge tank level-

b. Attempt to idenify and isolate source STABG ofleakage.

c. Check primary water to containment,

c. Close PW V 141.

PW V 141 CLOSED

d. Check SG levels and feedwater

d. Attempt to identify and isolate source flowindications NORMAL ofleakage.

2 CHECK CONTAINMENT SUMP ACITVITY EVEL:

a. Draw local grab sample t

IE containment entry is possible i

3 NOTIFY PLANT ENGINEERING STAFF OF SUMP LEVEL AND ACITVITY LEVELTO OBTAIN RECOMMENDED ACITON 4

RETURN IQ PROCEDURE AND STEP IN EFFECT END l

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