ML19326E173
| ML19326E173 | |
| Person / Time | |
|---|---|
| Site: | Arkansas Nuclear  |
| Issue date: | 07/21/1980 |
| From: | ARKANSAS POWER & LIGHT CO. |
| To: | |
| Shared Package | |
| ML19326E171 | List: |
| References | |
| NUDOCS 8007280226 | |
| Download: ML19326E173 (4) | |
Text
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INSTRUMENTATION POST-ACCIDENT INSTRUMENTATION LIMITING CONDITION FOR OPFRATION 3.3.3.6 The post-accident monitoring instrumentation channels shown in Table 3.3-10 shall be OPERABLE.
APPLICABILITY: MODES 1, 2 and 3.
ACTION:
With the number of OPERABLE post-accident monitoring channels a.
less than required by Table 3.3-10, either restore the inoperable channel to OPERABLE status within 30 days, or be in HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.
b.
The provisions of Specification 3.0.4 are not applicable.
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SURVEILLANCE REQUIREMENTS 4.3.3.6 Each post-accident monitoring instrumentation channel shall be demonstrated OPERABLE by performance of the CHANNEL CHECK and CHANNEL CALIBRATION operations at the frequencies shown in Table 4.3-10.
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e TABLE 3.3-10 ms
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POST-ACCIDENT MONITORING INSTRUMENTATION 5
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MINIMUM 25 INSTRUMENT CHANNELS
-4 OPERABLE l.
Containment Pressure 2
2.
Containment Radiation Monitors
- 2 3.
Pressurizer Pressure 2
4.
Pressurizer Water Level 2
5.
Steam Generator Pressure 2/ steam generat--
6.
Steam Generator Water Level 2/ steam generator 7.
Refueling Water Tank Water Level 2
8.
Containment Sump Water Level 2
- This requirement may be satisfied by the use of portable radiation monitors equivalent in number to the minimum channels required OPERABLE until such time as Item 2.1.8.B of flUREG 0578 becomes applicable to AN0-2.
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TABLE 4.3-10 g
POST-ACCIDEtiT MONITORING INSTRUMENTATION SURVEILLANCE REQUIREMENTS
=M CHANNEL CHANNEL INSTRL' MENT c
CHECK CALIBF "0N, 0
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1.
Containment Pressure M
R m
2.
Containment Radiation Monitors
- M R
l 3.
Pressurizer Pressure M
R 4.
Pressurizer Water 1avel M
R 5.
Steam Generator Pressure M
R 6
Steam Generator Water Level M
R w1 7.
Refueling Water Tank Water Level M
R mi 8,. Containment Sump Water Level M.
R
- This requirement may be satisfied by the use of portable radiation monitors, and by substituting F
a source check for the channel check and by substituting an instrument calibration for the channel calibration until such time as Item 2.1.8.B of NUREG 0578 becomes applicable to AN0-2.
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INSTRUMENTATION CHLORINE DETECTION SYSTEMS LIMITING CONDITION FOR OPERATION 4
3.3.3.7 Two independent chlorine detection systems, with their alarm /
trip setpoints adjusted to actuate at a chlorine concentration of <
5 ppm, shall be OPERABLE.
APPLICABILITY: MODES 1, 2, 3 and 4 ACTION:
a.
With one chlorine detection system inoperable, restore the inoperable detection system to OPERABLE status within 7 days or within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> initiate and maintain operation of the control room emergency ventilation system in the recircu-lation mode of operation.
b.
With no chlorine detection system OPERABLE, within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> initiate and maintain operation of the control room emergency ventilation system in the recirculation mode of operation.
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The provisions of Specification 3.0.4 are not applicable.
c.
SURVEILLANCE REQUIREMENTS 4.3.3.7 Each chlorine detection system shall be demonstrated OPERABLE by performance of a CHANNEL CHECK at least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />, a CHANNEL FUNCTIONAL TEST at least once per 31 days and a CHANNEL CALIBRATION at least once per 18 months.
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