ML20106C958
| ML20106C958 | |
| Person / Time | |
|---|---|
| Site: | Perry  |
| Issue date: | 09/29/1992 |
| From: | COMMONWEALTH EDISON CO. |
| To: | |
| Shared Package | |
| ML20106C950 | List: |
| References | |
| NUDOCS 9210060465 | |
| Download: ML20106C958 (1) | |
Text
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PY-CE1/NRR-1550 L Attactrnent 2 Page 1 of 1 1
o CONTAINMENT SYSTEE 3/4.6.4 CONTAINMENT ISOLATION VALVES LIMITING CONDITION FOR OPERATION 3.6.4 The containment isolation valves shown in Table 3.6.4-1 shall be OPER-ABLE with isolation times lest than or equal to those shown in Table 3.6.4-1.
APPLICABILITY: OPERATI0hAL CONDITIONS 1, 2, 3, and **.
ACTION:
With one or more of the containment isolation valves shown in Table 3.6.4-1 a.
inoperable, maintain at least one isolation valve OPERABLE in each affected penetration that is open and within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> either:
1.
Restore the inoperable valve (s) to OPERABLE status, or automaticvalvesecuredintheisolatedposition,p,tonedeactivated Isolate each affected penetration by use of at leas 2.
rQL:s c_%nge.- rapp Isolate each affecteo penetrati
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manual valve or blind flange.h'g by use of at least one closed 3.
f g
I The provisions of Specification 3.0.4 are not applicable provided that, the affected penetration is isolated in accordance with ACTION a.2 or a.3
' aoov g and provided that the associated system, if applicable, is declared inoperable and the appropriate ACTION statements for that system are performed.
Otherwise, in OPERATIONAL CCNDITION 1, 2 or 3, be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN within the following C
24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
Otherwise, in Operational Condition **, suspend all operations involving CORE ALTERATIONS, handling of irradiated fuel in the primary containment and with a potential for draining the reactor vessel. The provisions of Specification 3.0.3 are not applicable.
" Isolation valves closed to satisfy these requirements may be reopened on an intermittent basis under administrative controls.
- When handling irradiated fuel in the primary containment and during CORE ALTERATIONS and operations with a potential for draining the reactor vessel.
'Except that Penetrations P422 and P131 are not required to be isolated if valves 1E51-F064 or 1G33-F004 (respectively) are inoperable only for reasons as described in the basis for Amendment Titis exception is effective until enrNn from the fourth refuolinn outage.
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PEKMT - UNIT 1 7 /4 6-26 9210060465 920929 PDR ADOCK 05000440 PDR p
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