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Models SDB/SDP Installation & Operation Manual
Printed in USA 9 0213
TroubleshooTInG
Before Calling For Service
If the unit appears to be malfunctioning, read through the Operation section in this manual rst. If the
problem persists, check through this troubleshooting section. Locate the problem and refer to the cause
and remedy before calling for service. The problem could be something that can be solved without a
service call.
DANGER
Never attempt to repair or perform maintenance on the unit until the main electrical
power to the unit has been disconnected!
Problem Cause Solution
No interior light. Rocker switch in Off position. Turn switch on.
LED board inoperable. Contact your selling dealer.
Light stays on when door is
closed.
Manual switch on. Turn manual switch off.
Noisy operation. Soft sounds from compressor, fan
motor and valves heard.
Normal operation.
LED Controller display is ashing
.“P1”.
Thermostat probe failure. Contact your selling dealer.
LED Controller display is ashing
“HA”.
Internal compartment has exceeded the
high temperature alarm preset value for
over 30 minutes.
Make sure door is completely closed.
Check door gasket seal. Replace if
necessary.
Check condenser and clean if necessary.
Make sure louvered plate is unobstructed.
If surrounding ambient temperature has
changed dramatically recently, compartment
temperature may be affected.
Make sure interior light is off.
Warm product placed in cabinet recently. Wait
24 hours for product to chill then recheck
temperature.
LED Controller display is ashing
“LA”.
Internal compartment has exceeded the
low temperature alarm preset value for
over 30 minutes.
Make sure door is completely closed.
Check door gasket seal. Replace if
necessary.
If surrounding ambient temperature has
changed dramatically recently, compartment
temperature may be affected.
LED Controller display is ashing
“EE”.
Controller has a data or memory failure. Reset both compartment presets.
If problem persists, contact your Perlick
Service Department.
Unit is not running. No power to the unit.
Condenser dirty.
Home circuit breaker tripped. Reset circuit
breaker.
ON/OFF keypad is off. Turn on.
Clean the condenser.
Compartments are warmer than
usual.
Control preset not set properly.
Light staying on.
Condenser dirty or obstructed.
Door is open or has been opened more
frequently lately.
Internal louvers and/or fan guard
obstructed.
Warm product placed in cabinet
recently.
Reset compartments presets.
Turn manual light switch off.
Clean condenser and clear obstruction.
Wait 24 hours and recheck temperature.
Reset preset temperature if necessary.
Make sure louvers and/or fan is not
obstructed.