ML042430229
| ML042430229 | |
| Person / Time | |
|---|---|
| Site: | Byron, Braidwood  |
| Issue date: | 08/26/2004 |
| From: | NRC/NRR/DLPM |
| To: | |
| Dick G F, NRR/DLPM, 415-3019 | |
| Shared Package | |
| ML042250531 | List: |
| References | |
| TAC MB9760, TAC MB9761, TAC MB9762, TAC MB9763 | |
| Download: ML042430229 (2) | |
Text
Pressurizer Safety Valves 3.4.10 3.4 REACTOR COOLANT SYSTEM (RCS) 3.4.10 Pressurizer Safety Valves I
LCO 3.4.10 Three pressurizer safety settings > 2411 psig and valves shall be OPERABLE with lift
- 2509 psig.
I
NOTE---------------------
The lift settings are not required to be within the LCO limits during MODE 3 for the purpose of setting the pressurizer safety valves under ambient (hot) conditions.
Tis exception is allowed for 54 hours6.25e-4 days <br />0.015 hours <br />8.928571e-5 weeks <br />2.0547e-5 months <br /> following entry into MODE 3 provided a preliminary cold setting was made prior to heatup.
APPLICABILITY:
MODES 1, 2, and 3.
ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. One pressurizer safety A.1 Restore valve to 15 minutes valve inoperable.
OPERABLE status.
B. Required Action and B.1 Be in MODE 3.
6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> associated Completion Time not met.
AND OR B.2 Be in MODE 4.
12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> Two or more pressurizer safety valves inoperable.
BYRON - UNITS 1 & 2 3.4.10 - l Amendment 138
Pressurizer Safety Valves 3.4.10 3.4 REACTOR COOLANT SYSTEM (RCS) 3.4.10 Pressurizer Safety Valves LCO 3.4. 10 Three pressurizer safety settings > 2411 psig and valves shall be OPERABLE with lift
- 2509 psig.
I
NOTE----------------------------
The lift settings are not required to be within the LCO limits during MODE 3 for the purpose of setting the ressurizer safety valves under ambient (hot) conditions.
This exception is allowed for 54 hours6.25e-4 days <br />0.015 hours <br />8.928571e-5 weeks <br />2.0547e-5 months <br /> following entry into MODE 3 provided a preliminary cold setting was made prior to heatup.
APPLICABILITY:
MODES 1, 2, and 3.
ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. One pressurizer safety A.1 Restore valve to 15 minutes valve inoperable.
OPERABLE status.
B. Required Action and B.1 Be in MODE 3.
6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> associated Completion Time not met.
AND OR B.2 Be in MODE 4.
12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> Two or more pressurizer safety valves inoperable.
BRAIDWOOD -
UNITS 1 & 2 3.4.10 - 1 Amendment 131