Structural Concepts FSI656R User Manual page 33

TROUBLESHOOTING (TO BE PERFORMED BY TRAINED SERVICE PROVIDERS ONLY), CONT'D
CONDITION
Case Lights Are Not
Working
One (or Several) Case
Lights are Not Working
Control Display Is
Flashing
Case Is Not Holding
Temperature
Follow previous page's System Not Operating instructions.
Check voltage at LED driver. If voltage is entering but not exiting, LED driver
may be faulty.
Check connection at front of case (from circuit breaker) for voltage.
Check connection at case rear (from field wiring box) for voltage.
If no case light STILL do not come on, call SCC Technical Service phone
number (listed on last page of this operating manual).
Follow previous page's System Not Operating instructions.
If case light still do not come on, call SCC Technical Service phone number
(listed on last page of this operating manual).
See your case's serial label for your model's specified settings. See SERIAL
LABEL LOCATION & INFORMATION LISTED / TECH INFO & SERVICE
for label location, etc.
If a large amount of warm product was added to the case, it will take time for
the temperature to adjust. Unit needs product to be pre-chilled.
Temperature changes during defrost mode but will return to normal. Fourth
LED (on temperature controller) will indicate defrost cycle in progress.
Check that case is not in sun or near a heat or air-conditioning vent.
If case is located near front doors, temperature fluctuation can hinder unit's
ability to maintain temperature.
Check air grilles for obstructions.
TROUBLESHOOTING
33