ML18139C118

Suppl to Proposed Changes to Tech Spec 4.12-2 Re Auxiliary Bldg Ventilation Sys

ML18139C118
Person / Time
Site:	Surry
Issue date:	11/10/1982
From:	VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
Shared Package
ML18139C117	List: ML18139C116 ML18139C118
References
NUDOCS 8211150619
Download: ML18139C118 (2)

Text

TS 4.12-2

, 5. An air distribution test across the prefilter bank shall be performed initially and after any major modification, major repair, or maintenance of the air cleaning system affecting the filter bank flow distribution.

The air distribution test shall be performed with an anemometer located at the downstream side and at the center of each carbon filters.

6. In-place cold DOP tests for HEPA filter banks shall be performed:

a. Initially,

b. At least once per refueling cycle, i.e., approximately every eighteen months,

c. Following painting, fire, or chemical release in any ventilation zone communicating with the system,

d. After each complete or partial replacement of the HEPA filter cells, and

e. After any structural maintenance on the filter housing.

The procedure for in-place cold DOP tests.shall be in accordance with ANSI N510-1975, Section 10.5 or 11.4. The flow rate during the in-place cold DOP tests shall be 36,000 CFM +/-10 percent. The flow rate shall be determined by recording the flow meter reading in the control room.

7. In-place halogenated hydrocarbon leakage tests for the charcoal adsorb er bank shall. b.e performed:

a. Initially,

b. At least once per refueling cycle, i.e., approximately every eighteen months,

c. Following pai!}ting, fire, or chemical release in any ventilafion zone communicating with the system, r:s211rs-0~19 a211*fer ** n~--~--:

I PDR ADOCK 05000280 ' Ii I* P PDR

COMMONWEALTH OF VIRGINIA)

)

CITY OF RICHMOND )

The foregoing document was acknowledged before me, in and for the City and Commonwealth aforesaid, today by W. L. Stewart, who is Vice President-Nuclear Operations, of the Virginia Electric and Power Company. He is duly authorized to execute and file the foregoing document in behalf of that Company, and the statements in the document are true to the best of his knowledge and belief.

~

Acknowledged before me this /CJ day of 7?~ , 19 ~:l.

1My Commission expires: - - - ~

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- - - - - , 19 ...c.----

Notary Public (SEAL)

M2/004