ML20084K629
| ML20084K629 | |
| Person / Time | |
|---|---|
| Site: | Quad Cities  |
| Issue date: | 06/13/1974 |
| From: | Kalivianakis N COMMONWEALTH EDISON CO. |
| To: | James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| Shared Package | |
| ML20084K617 | List: |
| References | |
| NUDOCS 8305190500 | |
| Download: ML20084K629 (1) | |
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z COMMISSION 799 ROOSEVELT RD h. iIy GLENELLEN IL 60137 53~i.
W REF '2UADCITIES NUCLEAR POWER STATION UNITS 1 AND 2, LICENSE O
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1.0.A.2, 3.5.H.2, AND 6.6.B.I.A. ITEM 1 WITH UNIT 1 4 4 SHUTDOWN CONDITION DURING REFUELING OUTAGE WHILE PERFORMING
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MONIHLY CONDENSER PIT 5 FOOT CIRCULATING WATER PUMP.IHIP CHEChsi g.
j0 LEVEL SWITCH 'LS-1-4441-25 A DID' NOT ACTUATE THE CONTROL ROO M H$h$
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A NN'JNCI ATO R. THE OTHER SWITCHES CHECK SATISF ACTORY. THE CIRCULA I 3
W ATER PUM?S WERE OUT OF SERVICE AT THE TIME FOR REPAIRS. MAINTASdiCE3 "
t sr-12o1 PeftSONNEL ARE IN PROCESS OF CHECKING LEVEL SWITCH ALARM AND TRIP CIRCUITRY,FOR CAUSE 0F MALFUNCTION. THE PUMPS WILL REMAIN INOPERABLE UNTIL SWITCH PROBLEM IS CORRECTED.
ITEM 2 WITH U1IT 2 IN THE COLD SHUIDOWN CONDITION POSITION, WHILE PERFORMING MONTHLY CONDENSER PIT 5 FOOT CIRCULATING WATER PUMP TRIP CHECKS, LEVEL SWITCH LS-2-4441-24 A DID NOT GIVE A CONTROL ROOM ALARM WHEN ACTUATED. THE SWITCH WAS JUMPERED SO AS TO REMAIN IN THE TRIPPED CONDITION IN ACCORDANCE WITH TECHNICAL SPECIFICATIONS 3.5.H.2. THE OTHER SWITCHES CHECKED SATISFACTORY.
IN PROCESS OF CHECKING ALARM MAINIANENCE PERSONNEL ARE
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CIRCUITRY FOR CAUSE OF MALFUNCTION.
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