ML20004F377
| ML20004F377 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 06/15/1981 |
| From: | METROPOLITAN EDISON CO. |
| To: | |
| Shared Package | |
| ML20004F376 | List: |
| References | |
| NUDOCS 8106180261 | |
| Download: ML20004F377 (1) | |
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C SURVEILLANCE REQUIREMENTS 1
AIR TEMPERATURE The primary containment average air temperature shall be the 4.6.1.5 arithmetical average of the temperatures at the following locations and shall be determined at least once per 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />s:
Location RB nominal Elev. 350' (1 temperature indication )
a.
RB nominal Elev. 330' (1 temperature ir.dication')
b.
RS nominal Elev. 305' (1 temperature indication )
c.
e 4.6.4 COM8USTIBLE GAS CONTROL HYOROGEN ANALYZERS,
The gas partitioner shall be demonstrated OPERABLE at least..once per 4.6.4.1 31 days by performing a CHANNEL CALIBRATION using sample gases containing:,
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One volume percent hydrogen, balance air.
a.
'b.
'Four volume percent hydrogen, balance air.
'HYOROGEN PURGE CLEANUP SYSTEM 4.6.4.3 The hydrogen purge cleanup system shall be demonstrated OPERABLE:
At least once per 18 months or (1) after any structural maintenance a.
on the HEPA filter or charcoal adsorber housings, or (2) following painting, fire or chemical release in.any ventilation zone communi-cating with the system by:
Verifying that the cleanup system satisfies the in place testing 1.
acceptance criteria and uses the test procedures of Regulatory Positions C.S.a. C.S.c and C.S.d of Regulatory Guide 1.52, Revision 2, March 1978, and the system flow rate is 1000 cfm :
10E Verifying a system flow rate of 1000 cfm ! 10% during systear 2.
operation when tested in accordance with ANSI N510-1975.
At least once per 18 months by verifying that the pressure drop b.
across the combined HEPA filters and charcoal adsorber banks is less than 6 inches Water Gauge while operating the system at a flow rate of 1000 cfm ; 105
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THREE MILE ISLAND - UNIT 2 4.6-2
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