ML20207M815
| ML20207M815 | |
| Person / Time | |
|---|---|
| Site: | Maine Yankee |
| Issue date: | 01/06/1987 |
| From: | Office of Nuclear Reactor Regulation |
| To: | |
| Shared Package | |
| ML20207M432 | List: |
| References | |
| NUDOCS 8701130296 | |
| Download: ML20207M815 (2) | |
Text
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Table 4.2-2 Minimum Frequencies for Equipment Tests Test Frequency 1.
Control Element Assemblies Drop Times of all Each refueling (CEAs) full-length CEAs interval 2.
Control Element Assemblies Partial Movement of all Every two weeks CEAs (minimum of 6")
when the reactor is critical 3.
Pressurizer Safety Valves Set Point One valve each re-fueling interval 4.
Main Steam Safety Valves Set Point 2 valves per steam generator, each refueling interval 5.
Refueling System Functioning Prior to refueling Interlocks operations 6.
Primary System Leakage Evaluate Daily **
i 7.
Diesel Fuel Supply Fuel Inventory Weekly 8.
Deleted 9.
Turbine stop governor, Functioning Monthly when the Reheater and Intercept turbine is operating Valves 10.
L.P. Turbine Rotor Visual, Magnetic Particle One Rotor each 4 Inspection or Liquid Penetrant years 11.
Post-accident containment vent system a) System valves Verify operability Upon installation I
and within one month of startup from each l
refueling shutdown.
b) Flowpath Verify system flow Upon installation I
capability by observing and within one month flow indication on the of startup from each system flowrieter refueling shutdown.
$[$11hbh 9
P 4.2-6 Amendment No. 33,63,86,91
r-Table 4.2-2 (Cont'd)
.7,
Test Frequency
Valve operability test a) Block Valves Verify operability At least once per by operating the 92 days.
valve (s) through one complete cycle of full travel b)PORVs Verify operability At least once per by manual actuation 18 months.
of the control circuitry 13.
Pressurizer Verify Level ***
At least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.
- Filters for containment and fuel storage building purging
- Whenever the reactor coolant system is at or above operating pressure
- Only required when reactor coolant system T is greater than 500*F.
r ave 4.2-7 Amendment No. 52,$6,91