Quantcast Table 3-2.  Troubleshooting - continued - TM-10-6640-238-13_121

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TM 10-6640-238-13 3-6 Table 3-2.  Troubleshooting - continued MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 10. CEILING LIGHT INOPERATIVE OR DIM. Step 1.    Check fixture for burned out or weak lamps. Replace defective lamps. Step 2.    Check lamp starter by replacing with a known good starter. Replace defective starter. 11. NO POWER AT ONE OR MORE CONVENIENCE (UTILITY) OUTLET(S). Check and reset associated circuit breaker(s).  See Tables 2-2 and 2-3. If power is still not available at the outlet(s), notify unit maintenance. 12. ENVIRONMENTAL CONTROL UNIT(S) FAIL TO OPERATE. Step 1.    Check and reset associated POWER PANEL NO. 2 circuit breaker(s). If unit still fails to operate, notify unit maintenance. Step 2.    Check that electrical input connector on ECU(s) is properly mated. Properly connect power input connector. 13. PURGE SYSTEM CONTINUOUSLY REPEATS PURGE CYCLE. WARNING Do not enter laboratory for at least 10 minutes after door is opened to allow any gas accumulation to be vented to the atmosphere.  Failure to comply with this warning could result in death or serious injury. Step 1.    Carefully open rear laboratory door. Step 2.    Enter laboratory and attempt to reset the gas alarm system. a.    If alarm system will not reset, place generator set circuit breaker to open. b.    Shut off generator set and call unit maintenance. 14. AIR COMPRESSOR MOTOR FAILS TO RUN WHEN ON/OFF CONTROLLER SWITCH IS ON. Step 1.    Check and reset POWER PANEL NO. 2 circuit breaker A15CB6. Step 2.    Check operation of controller ON/OFF switch. If motor still fails to run, notify unit maintenance. 15. AIR COMPRESSOR CONTINUALLY CYCLES ON AND OFF. Step 1.    Check system valves for partially open valves. Close all system valves.


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