ML19332D107
| ML19332D107 | |
| Person / Time | |
|---|---|
| Site: | Peach Bottom  |
| Issue date: | 11/22/1989 |
| From: | PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC |
| To: | |
| Shared Package | |
| ML19332D105 | List: |
| References | |
| NUDOCS 8911300020 | |
| Download: ML19332D107 (4) | |
Text
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Docket-Nos'. 50-277-50-278' O
License Nos. DPR-44 DPR-56 ATTACHMENT 2 1
' PEACH BOTTOM ATOMIC.-POWER STATION l
UNITS 2 AND 3
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i Docket Nos. 50-277 50-278 License Nos. DPR-44 DPR-56 TECHNICAL SPECIFICATION CHANGES j
. List of-Attached Pages 172 175 178a
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. 8911300020 891122 PDR ADOCK 05000277 P
y,
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PBAPS Units 2 and-3
'i LIMITING CONDITIONS FOR OPERATION SURVEILLANCE REQUIREMENTS
'3.7.A Primary Containment 4.7.A Primary-Containment 6.
Containment Atmosphere' 6.
Containment Atmosphere Dilution Dilution
- a. Whenever either reactor
- a. The post-LOCA contain-is in power operation.
ment ~ atmosphere dilu-I
.the Post-LOCA Containment tion system shall be Atmosphere Dilution Sys-functionally tested tem must be operable and once per operating-I capable of supplying.
cycle.
nitrogen to.either Unit 2 or Unit 3 containment for atmosphere dilution if
. required by post-LOCA conditions.
If this.
specification cannot be met, the system must be restored to an operable condition within.30 days or both-reactors must be taken out of pcwer opera-
-tion.
-b. Whenever either reactor
- b. The level in the is in power operation, liquid nitrogen storage the post-LOCA Containment tank shall-be Atmosphere Dilution Sys-verified in accordance tem shall contain a mini-with Specification 4.7.E.3.a.
mum of 2500 gallons of liquid nitrogen.
If this specification cannot be met,the minimum' volume-will be restored within 30 days or,both reactors must be taken out of power operation.
- c. Whenever either of the reactors is in power 3
operation, there shall be at least one CAD system oxygen analyzer serv-ing the drywell and one CAD system oxygen.
analyzer serving the sup-pression chamber on that reactor.- If this speci-fication cannot be met,
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PBAPS Units 2 and 3 LIMITING CONDITIONS FOR OPERATION SURVEILLANCE REQUIREMENTS-c._The flow paths subject to
- 3. The valve operator and inflatable this specification.are-seal safety-grade backup pneumatic listed below::
supply system shall be i
demonstrated operable'for the Penetration Flow Path Valves isolation valves with backup
)
nitrogen supply.from the N25 A0-3505-A0-3520 Containment Atuosphere A0-3519.A0-3520 DilutionSystem-(CADS)
N261
-A0-3506 - A0-3507 nitrogen storage-tank by:
N2058 A0-3521A - A0-35218-A0-3519 - A0-3521B a..Verifyingatleastonceperday N219 A0-3511 - A0-3512 that the CADS nitrogen storage tank contains a minimum d.-Only one of two Standby Gas of 2500 gallons.
Treatment Systems (SGTS) trains shall be used for b.
Once per operating cycle, purging or venting at any conduct a functional time.
test that demonstrates the operability of-the backup e.'Both SGTS. trains shall be (CADS tank) nitrogen
. operable.
supply upon loss of the normal supply system.
If-the provisions of specification 3.7.E.2 cannot be satisfied, isolate
,the penetration within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> or be sin-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 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
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PBAPS Unit 3
' LIMITING CONDITIONS FOR OPERATION SURVEILLANCE REQUIREMENTS 4
33.7.B Standby Gas Treatment' 4.7.8 Standby Gas Treatment System i
1.
Except as specified in 1.
At least once per operating e
3.7.B.3 below, both filter cycle, the following condi-trains of the Standby Gas <
tions shall be demonstrated.
{
Treatment System and at least two system fans a.
Pressure drop across shall be operable at all the combined HEPA filters j
times when secondary, and charcoal'adsorber containmMt integrity.
banks is less than 8 is required. Only one of inches ~of water at the two Standby Gas Treat-approximately 8,000 CFM.
n ment System (SGTS) trains
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3 shall.be used at-a time b.
Inlet heater is for' primary containment capable of providing
. purge / vent operations at least 40 KW.
using the large isolation valves.. Both.SGTS trains 2.a.
The test and. sample analysis shall be operable as required of specification 3.7.B.2 by Specification 3.7.E.
shall be performed initially and at least once per year l
2a.1The results in the in--
for standby services or place cold 00P and after every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of t
halogenated hydrocarbon filter train operation; or tests at approximately 8000 following significant CFM on HEPA filters ~and painting, fire or chemical charcoal adsorber banks release in any ventilation shall showi>/= 99% DOP zone communicating with the removal and >/= 99%
system when it is in operation.
halogenated hydrocarbon removal or that filter b.
Cold DOP testing shall be train'shall not be performed after each complete considered operable, or partial replacement of the HEPA filter bank.or after any l
~b. The results of Laboratory-structural maintenance on the carbon sample analysis shall system housing.
show >/= 95% radioactive methyl iodide removal at a velocity c.
Halogenated hydrocarbon refrig-within 20% of system design,-
erant testing shall be performed O.5 to 1.5 mg/m3. inlet meth31 after each complete or partial iodine concentration, >/= 70%
replactment of the charcoal relative humidity and >/= 190 adsorber bank or after any degrees F or that filter structural maintenance of the
-train shall be' considered system housing.
c.- If gas flow capability or d.
Testing of gasket seals for 8,000 CFM +/-800 CFM can housing doors downstream of
'not be provided to a filter the HEDA filters and charcoal train by the fans, that adsorbers shall be performed filter train shall:not be at an in conformance with each considered operable.
test performed for compliance with Specification 4.7.B.2.a
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