ML20141E080

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Proposed Tech Specs 3.6.1.3.16,replacing Frequency of Primary Containment Purge & Exhaust Valve Inflatable Seals
ML20141E080
Person / Time
Site: Peach Bottom  Constellation icon.png
Issue date: 05/09/1997
From:
PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
Shared Package
ML20141E077 List:
References
NUDOCS 9705200303
Download: ML20141E080 (4)


Text

- _. _ _.

(

s PCIVs l

3.6.1.3 I

SURVEILLANCE REQUIREMENTS (continued) i i

SURVEILLANCE FREQUENCY l

t SR 3.6.1.3.14 Verify leakage rate through each MS!V is In accordance s 11.5 scfh when. tested at 2 25 psig.

with the Primary Containment-Leakage Rate Testing Program l

SR' 3.6.1.3.15 Verify each 6 inch and 18 inch primary 24 months containment purge valve and each 18 inch i

primary containment exhaust valve is l

blocked to restrict opening greater than

]

the required maximum opening angle.

4 i

SR 3.6.1.3.16 Replace the inflatable seal of each 48 onths 6 inch and 18 inch primary containment i

purge valve and each 18 inch primary

[

containment exhaust valve.

U i

4 i

l 2

i i

i

.I 9705200303 970509 PDR ADOCK 05000277 P

PDR; i

PBAPS UNIT 2 3.6-16 Amendment No. h q214

i PCIVs B 3.6.1.3 l

l BASES SURVEILLANCE SR 3.6.1.3.16 9 (o REQUIREMENTS (continued)

The inflatable seal of each 6 inch and 18 inch primary containment purge valve and each 18 i. h rimary containment exhaust valve must be replaced ever 48 months.

This will

^

allow the opportunity for reolacement efore cross leakaos failueoccurs.)The48monthFrequencyisbasedonvendorl ecommendation and operational experience which shows that I

gross leakage normally does not occur when the inflatabp seals are replaced on a 48 month Frequency.{

l REFERENCES 1.

UFSAR, Chapter 14.

2.

UFSAR, Table 7.3.1.

i 3.

10 CFR 50, Appendix J. Option B.

4 UFSAR, Table 7.3.1, Note 17.

]

l PBAPS UNIT 2 B 3.5-30 Revision No. 6

i t

l PCIVs 3.6.1.3 SURVEILLANCE REQUIREMENTS (continued) i SURVEILLANCE FREQUENCY 3

SR 3.6.1.3.14 Verify leakage rate through each MSIV is In accordance i-511.5 scfh when. tested at it 25 psig.

with the 2l Primary Containment Leakage Rate j

Testing Program

{

l 1

i-l SR 3.6.1.3.15 Verify each 6 inch and 18 inch primary 24 months containment purge valve and each 18 inch l

primary containment exhaust valve is i

blocked to restrict opening greater than j

the required maximum opening angle.

4 l

l t

l SR 3.6.1.3.16 Replace the inflatable seal of each 48 nths 6 inch and 18 inch primary containment i

purge valve and each 18 inch primary qQ containment exhaust valve.

l 1

1 l

1 l

i h

I A

i PBAPS UNIT 3 3.6-16 Amendment No. K 219

.=-.

PCIVs 8 3.6.1.3 BASES i

SURVEIL' ANCE SR 3.6.1.3.16 kb REQUIREMENTS i

(continued)

The inflatable seal of each 6 inch and 8 inch primary containment purge valve and each 18 i h primary containment exhaust valve must be replaced every 48. nths.

This will.

allow the opportunity for reolacement efore gross leakman i

failure occurs sfThe 48 month Frequency is based on vendor

s ecommendation and operational experience which shows that

[ gross leakage normally does not occur when the inflatable L

sealsarereplacedona48monthFrequency.)I~'~

REFERENCES 1.

UFSAR, Chapter 14.

2.

UFSAR, Table 7.3.1.

3.

10 CFR 50, Appendix J, Option B.

4.

UFSAR, Table 7.3.1, Note 17.

PBAPS UNIT 3 B 3.6-30 Revision No. 6