ML19296C622
| ML19296C622 | |
| Person / Time | |
|---|---|
| Site: | North Anna  |
| Issue date: | 02/25/1980 |
| From: | VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.) |
| To: | |
| Shared Package | |
| ML19296C621 | List: |
| References | |
| NUDOCS 8002260730 | |
| Download: ML19296C622 (2) | |
Text
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plAttT ' SYSTEMS AUXIL I.:RY FEEDWATER SYSTEM LIM (TITIG CONOITI0tl FOR OpERATI0tl 3.7.1.2 At least three independent steam generator auxiliary faadwatar pumps and associatad ficw paths shall be ope?JBLE with:
a.
Two matar driven feedwater pumps _.
~
b.
One feedwater pump capable of being pcwered frca an GPERABLE steam supply system.
APPLICABILITY: MODES 1, 2 and 3.
ACTIC?l:
With one auxiliary feedwatar pump inoperable, restore at least three auxiliary fe=dwater pumps (two capable of 'ceing powered frcm separata energency busses and one capable of being p wered by an OPERA 3LE steam supply systen) to OPERABLE status within 72 hcurs or be in HOT SHUTGO'.itt within the next 12 hcurs. Specification 3.0.4 is not applicable during 3'
heatup into Mode 3 for Specification 3.7.1.2.b.
SURVEILLAflCE RECU!:EME'lTS 1.7.1.2 In addid= to the requirements of Ececification 4.0.5, each auxiliary feed e _ r pump shall be damenstra:2d OPERABLE:
I a.
At I-cnca per 31 days by:
u 1.
Verifying that the staam turbine driven pump develops a e
dicarge pressure of > 1380 psig at a ficw or > sd gym
- T recirculation flow.-- cer th: ::condary ;ta r supply pm:ur: f: gn : r thar 23E prig.
Ve-ifying)that each valve (manual, power operated or 2.
aut==ati c in the ficw path that is not locked, sealed, or other. vise secured in pcsition, is in its correct cesition, and tiGR ?! A;:ttA - UtlIT 1 3/4 7-5 8002260 3O
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PLANT SYSTEMS _
SURVEILLANCE REOUIRE?iENTS (Continued) b.
At least anca per 18 months during shutdcwn by:
1.
Verifying that each automatic valve in the ficw path actuates to its correct position on a safety injection test signal.
2.
Verifying that each auxiliary feedwter pu=c starts auto-matically upon receipt of each of the icil-: wing:
a.
Safety injection b.
Low-Icw level in any one steam ganerator d.
Trip of all main feed pu=;s.
c.
Prior to entry into Mode 3 f rom Mode 4 following operation in Mode 5 by flowing each auxiliary feedwater pump to its associated steam generator.
NORTH ANNA - UNIT 1 3/4 7-6