ML20040D010
| ML20040D010 | |
| Person / Time | |
|---|---|
| Site: | Pilgrim |
| Issue date: | 01/21/1982 |
| From: | BOSTON EDISON CO. |
| To: | |
| Shared Package | |
| ML20040D007 | List: |
| References | |
| NUDOCS 8201290474 | |
| Download: ML20040D010 (2) | |
Text
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J.7.B Standby Gas Treatment (
tem and 4.7.B Standby' 'is Treatment System and
\\
Control Room With Effiuency Air ControP r.com High Efficiency Air Filtration System Filtration System 1.
Standby Gas Treatment System 1.
Standby Gas Treatment'Sys' tem 4 a.
Except as specified in
- a. (1.) At least once every 18 3.7.B.l.c below, both trains months, it shall be
+
demonstrated that pressure of the standby gas treatment drop across the combined system and the diesel genera-high efficiency filters tors required for operation of and charcoal adsorber banks such trains shall be operable at all times when secondary is less than 8 inches of water at 4000 cfm.
containment integrity is required or the reactor shall be shutdown.in 36 hours4.166667e-4 days <br />0.01 hours <br />5.952381e-5 weeks <br />1.3698e-5 months <br />.
(2.) At least once every 18 months, demonstrate that tne inlet heaters b.
(1.) The results of the in-on each train are place cold DOP tests on operable and are capable HEPA filters shall show
>99% 00P removal. The of an output of at least 14 kW. Perform an results of halogenated instrument functional hydrocarbon tests on test on the humidistats charcoal adsorber banks controlling the heaters.
shall show > 99% halogenat-ed hydrocarbon removal.
(3.)Thetestsandanalysisof (2.) The results of the Specification 3.7.B.l.b.2 laboratory carbon sample shall be perfomed at least analysis shall show >95%
once every 18 montns or following painting, fire methyl iodide removaT at or chemical release in any a velocity within 10% of ventilation zone communicat-system design, 0.5 to ing with the system while 1.5 mg/m3 inlet methyl f the system is operating that iodide concentration, could contaminate the HEPA
>70% R.H. and >1900F.
filters or charcoal adsorbers.
~
% c.
From and after the date that (4.) At least once every 18 one train of the Standby Gas months, automatic Treatment System is made or initiation of each branch found to be inoperable for of the standby gas any reason, continued treatment system shall reactor operation or fuel be demonstrated, with handling is permissible only Specification 3.7.B.1.d during the succeeding seven satisfied.
days providing that within 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> and daily thereafter, all active components of the (5.) Each train of the standby gas treatment system shall other standby gas treatment be operated for at least train shall be demonstrated 15 minutes per month.
to be operable.
d.
Fans shall operate within (6.) The tests and analysis of Specification 3.7.B.l.b.(2)
+10% of 4000 cfm.
shall be performed after every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of system operation.
- Conditional Relief granted from this LCO for the period January 30, 1982 to startup.
158 kbh 0 c
l
J.7.B' (Continued) 4.7.B (Con; :und) 2.
Control Room High Efficiency Air 2.
Control Room High Efficiency Air Filtration System Filtration System At least once' every 18
$ a.
Except as specified in a.
Specification 3.7.B.2.c months the pressure drop below, both trains of the -
across each combined filter Control Room High Efficiency train shall be demonstrated Air Filtration System used to be less than 3 inches of for the processing of inlet water at 1000 cfm.
air to the control room under accident conditions and the b.
(1.) The tests and analysis of.
diesel generator (s) required Specification 3.7.8.2.b for operation of each shall be performed once train of the system shall every -18 months or be operable whenever secondary following painting, fire containment integrity is or chemical release in required and during fuel any ventilation zone handling operations.
coninunicating with the
~
system _ while the system b.
(1.) The results of the in-
~
is operating.
place cold DOP tests on HEPA filters shall show (2.) Inplace cold DOP testing
>99% DOP removal. The shall be performed after results of the halogenat-each complete or partial ed hydrocarbon tests on replacement of the HEPA charcoal adsorber banks filter bank or after any shall show >99% halogenat-ed hydrocarbon removal l
structural maintenance on the system housing t
when test results are which could affect the EP f iter bank bypass tion of h est.
(2.) The results of the (3.) Halogenated hydrocarbon laboratory carbon sample testing shall be performed analysis shall show >95",
after each complete or methyl iodide removaT at partial replacement of a velocity within 10% of the charcoal adsorber system design, 0.05 t bank or after any 0.15 mg/m3 inlet methyl structural naintenance iodide concentration, on the system housing 2.70% R.H., and >1250F.
which could affect the charcoal adsorber bank
+
c.
From and after the date that bypass leakage.
one train of the Control Room High Efficiency Air Filtration (4.) Each train shall be System is made or found to be operated with the heaters incapable of supplying filtered in automatic for at least air to the control room for any 15 minutes every month, reason, reactor operation or refueling operations are (5.) The test and analysis of permissible only during the S ecification 3.7.B.2.b.(2) succeeding 7 days.
If the shall be performed after per-afto e
0 hours0 days <br />0 hours <br />0 weeks <br />0 months <br /> of system wi i
- Conditional Relief granted from this LCO for the period January 30, 1982 to startup.
158B