ML20237H689

Rev 0 to Function Restoration Guidelines FR-Z.2, Response to Containment Flooding

ML20237H689
Person / Time
Site:	Sequoyah
Issue date:	08/21/1985
From:	Patterson B, Strickland G TENNESSEE VALLEY AUTHORITY
To:
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References
FR-Z.2, NUDOCS 8708170313
Download: ML20237H689 (4)

Text

_ _ _ _ _ _.

-.I-i TENNESSEE VALLEY AUTHORITY.

SEQUOYAH NUCLEAR PLANT FUNCTION RESTORATION GUIDELINES FR-3.2 RESPONSE TO CONTAINMENT FLOODING t

Revision 0_

PREPARED BY:

G./St rickland RESPONSIBLE SECTION:

erations // //

REVISED'BY:

(

SUBMITTED BY:

8/M/

/

Res'ponsib/ e Sje " l'on Supervicor l~

AUG 2'11985 PORC' REVIEW DATE:

APPROVED BY:

Ty,ud ifR4 %

Pladt Manager DATE APPROVED:

AUG 211985 l

Reason for revision (include all Instruction Change F5rm Nos.):

New Instruction written per commitment to NUREG 0737.

The last page of this instruction is number:

2 g81{0g 87

.P

SEQUOYAH NUCLEAR PLANT PLANT INSTRUCTION REVISION LOG FUNCTION RESTORATION GUIDELINES FR-Z.2 REVISION Date Pages REASON FOR REVISION (INCLUDE COMMIT-LEVEL Approved Affected MENTS AND ALL ICF FORM NUMBERS)

New instruction written per commitment 0

A JG 211985 All to NUREG 0737

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.,k 0239L/jlp L_ _ _ _ -__ _ _

i

e SQNP FR-Z. 2 Unit 1 or 2 Page 1 of 2 Rev. O

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RESPONSE TO CONTAINMENT FLOODING

~

A.. PURPOSE This guideline provides ections to respond to containment flooding j.

B.

SYMPTOMS Cntmt sump level greater than 95%

g C.

TRANSITION FROM OTHER INSTRUCTIONS Status Tree 1

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[;.M-;V a bW SQNp

,s e,

FR-Z.2. ' Unit 1 or 2 a.

7

. pgg, g og 9

. Rev. O V

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RdbPONSE TO' C'ONTAINMENT FLOODING 1

,7 STEP - ], ACTION / EXPECTED RESPONSE RESPONSE NOT OBTAINED q

i 1

' Attempt To Identify Unexpected E

Source Of. Water To Sump.

r.>

a.

ERCW s

b.

CCS f

c.

High pressure fire prot' ction e

m, P'

' d '. Primary water -

e... Refer to SOI-88 as required

.2

Check Cntmt Su' mp ' Activity e

a. ' Notify chem lab to sample entmt sump y

-(.

o p'

_. b. IF RHR suction aligned to b.

E RHR NOT aligned cntmt sump, to entmt sump, THEN sample: from' RHR THEN consult TSC p;

system to evaluate sampling s

entmt sump p,

3 Consult With TSC a.

Notify TSC to evaluate following:

1) Stopping. leakage into j

' cntmt sump 4

l

2). Operational problems

}

i with equipment located

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)

below cntmt water level f

l

3) If water should be transferred from entmt to Aux Bldg 4

Return To Instruction In Effect

- END -,

n

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