ML20070V000
| ML20070V000 | |
| Person / Time | |
|---|---|
| Site: | Vermont Yankee File:NorthStar Vermont Yankee icon.png |
| Issue date: | 02/08/1983 |
| From: | VERMONT YANKEE NUCLEAR POWER CORP. |
| To: | |
| Shared Package | |
| ML20070U993 | List: |
| References | |
| NUDOCS 8302140118 | |
| Download: ML20070V000 (1) | |
Text
_.
VYNPS a
TABLE 4.7.2.a PRIMARY CONTAINMENT ISOLATION VALVES VALVES SUBJECT TO TYPE C LEAKAGE TESTS Number of Power Maximum Action on Isolation Operated Valves Operating Normal Initiating Group (Note 1)
Valve Identification Inboard Outboard Time (sec) Position Signal 4
1 Main' Steam Line Isolation (2-80A, D & 2-86A, D) 4 4
5(note 2)
Open GC 1
Main Steam Line Drain (2-74, 2-77) 1 2
35 Closed SC l
1 Recirculation Loop Sample Line (2-39, 2-40) 1 1
5 Closed SC 2
RHR Discharge To Radwaste (10-57, 10-66) 2 25 Closed SG i
2 Drywell Floor Drain (20-82, 20-83) 2 20 Open GC 2
Drywell Equipment Drain (20-94, 20-95) 2 20 Open GC 3
Drywell Air Purge Inlet (16-19-9) 1 10 Closed SC 3
Drywell Air Purge Inlet (16-19-8) 1 10 Open GC 3
Drywell Purge & Vent Outlet (16-19-7A) 1 10 Closed SC 3
Drywell Purge & Vent Outlet Bypass (16-19-6A) 1 10 Closed SC 3
Drywell & Suppression Chamber Main Exhaust (16-19-7) 1 10 Closed SC y.,,
3 Surpression Chamber Purge Supply (16-19-10) 1 10 Closed SC g
4 3
Suppression Chamber Purge & Vent Outlet (16-19-7B) 1 10 Closed SC gg 3
Suppression Chamber Purge &. Vent Outlet Bypass (16-19-6B) 1 10 Open GC oo 3
Exhaust to Standby Gas Treatment Sfstem (16-19-6) 1 10 Open GC
$[
3 Containment Purge Supply (16-19-23) 1 10 Open GC l
m 3
Containment Purge Makeup (16-20-20, 16-20-22A,.16-20-22B)*
3 NA Closed SC ogg 5
Reactor Cleanup System (12-15, 12-18) 1 1
25 Open GC oo 5
Reactor Cleanup System (12-68) 1 45 Open GC 20$$
6 IIPCI (23-15, 23-16) 1 1
55 Open GC gjW 6
RCIC (13-15, 13-16) 1 1
20 Open GC Primary / Secondary Vacuum Relief (16-19-11A,16-19-11B) 2 NA Closed SC Primary / Secondary Vacuum Relief (16-19-12A, 16-19-12B) 2 NA Closed Process Cont rol Rod Hydraulic Return Check-Valve (3-181)
NA Open Process:
3 Containment Air Sampling (VG 23, VC 26, 109-76A&B) 4_
5 Open GC I
l
- Note:
16-20-22D may be closed to effect primary containment isolation during repairs to valves 16-20-20 and 16-20-22B.
Use of valve 16-20-22D in this manner is restricted to one time for a period not to exceed 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br />. Use of 16-20-22D in this manner is not allowed after March 5, 1983.
i 135-