LTN 6L Maintenance
wc_tx000767gb.fm 57
6.7 Troubleshooting
HIGH VOLTAGE! This unit uses high voltage circuits capable of
causing serious injury or death. Only a qualified electrician should
troubleshoot or repair electrical problems occurring in this equipment.
Problem / Symptom Reason Remedy
Lamp will not light Lamp is too hot. Allow lamp to cool 10–15 minutes
before restarting.
Faulty lamp connection Check that lamp is tight in socket.
Check connections inside connection
boxes on light fixtures and tower.
Plug connection at fixture
is loose or damaged
Have a licensed electrician repair or
replace the plug connection.
Lamp broken or burned
out
Check for:
• broken arc tube or outer lamp jacket
• broken or loose components in lamp
envelope
• blackening or deposits inside lamp
tube.
Circuit breaker turned on Turn off circuit breaker.
Circuit breaker loose or
defective
Have a licensed electrician repair or
replace the circuit breaker.
Generator output incorrect Check incoming voltage to ballast.
Incoming voltage should be 120V ± 5V.
If voltage is incorrect, engine speed
may need to be adjusted or generator
may require service.
Low or no ballast output With the fixture cord removed from its
receptacle, the voltage should measure
400 to 445 VAC. If proper voltage is not
achieved, perform capacitor check to
determine if capacitor or coil needs to
be replaced.
Low light output Lamp degraded Replace lamp due to normal lamp life.
Low ballast output Check ballast for proper voltage output.
Fixture or lens dirty Clean reflective surface inside fixture
and both inside and outside surface of
glass lens.
WARNING
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