30
CONDITION
TROUBLESHOOTING
Case Lights Are
Not Working
See
TROUBLESHOOTING (TO BE PERFORMED BY STORE PERSONNEL)
section in manual (previous sheet) for most common troubleshooting solutions.
Check power.
If power is not supplied to the case, facility may have faulty power distribution.
If power is supplied to the case but lights are not energized, case’s power supply
may be faulty.
Case Is Not
Holding
Temperature
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 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 outside doors, temperature fluctuation can hinder unit’s ability
to maintain temperature.
Check that condenser coil has been cleaned.
Check that magnetic air filter (attached to air intake grille) has been cleaned.
See
CLEANING SCHEDULE (TO BE PERFORMED BY STORE PERSONNEL)
section in operating manual for instructions.
Check return air grilles for obstructions.
Check sight glass for flashing and/or low charge.
Check set point temperature; it may be adjusted too high.
TROUBLESHOOTING (TO BE PERFORMED BY TRAINED SERVICE PROVIDERS ONLY), PAGE 3 OF 4
