Operation & Installation Manual
Signature Series (HP15 model)
TROUBLESHOOTING
BEFORE CALLING FOR SERVICE:
Iftheunitappearstobemalfunctioning,readthroughNORMALOPERATIONfirst.Iftheproblempersists,checktheTROUBLESHOOTING GUIDE. Locate the problem in the guide and refer to the cause and its remedy before calling for service. The problem could be something which can be solved without a service call.
DANGER
NEVER ATTEMPT TO REPAIR OR PERFORM MAINTENANCE ON THE UNIT UNTIL THE MAIN ELECTRICAL POWER HAS BEEN DISCONNECTED!
Problem: No interior light
•Is the bulb loose?
•Is the bulb burnt out?
Problem: Light stays on when door is closed
•Manual ON/OFF light switch is turned ON
•Is the door switch making contact with the door?
Problem: Noise during operation
•Certain sounds are normal. Soft sounds from the compressor, fan motor and valves will be heard
Problem: Controller display is flashing “P1”
•There is a thermostat probe failure
Problem: Controller display is flashing “HA”
•The internal compartment temperature has exceeded the high temperature alarm preset value for over 30 minutes.
•Check to ensure door is closed
•Check door gasket seal
•Has warm product been placed in the cabinet?
•Is the condenser clean?
•In the louvered toe plate obstructed?
•Has the surrounding ambient temperature changed dramatically?
•Is the interior light ON?
Problem: Controller display is flashing “LA”
•The internal compartment temperature has exceeded the low temperature alarm preset value for over 30 minutes
•Check to ensure door is closed
•Check for gasket seal
•Has the surrounding ambiant temperature changed dramatically?
Problem: Controller display is flashing “EE”
•The controller has a data or memory failure
Problem: The refrigerated cabinet isn’t running
•Is there electrical power to the unit?
•Is your home circuit breaker or fuse on?
•Is your ON/OFF key pad on?
•Is your condenser area clean?
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