Troubleshooting - Perlick SDBR48 Installation & Operation Manual

Before Calling For Service
If the unit appears to be malfunctioning, read through the Operation section in this manual first. 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.
Never attempt to repair or perform maintenance on the unit until the main electrical
DANGER
power to the unit has been disconnected!
Problem
No interior light.
Light stays on when door is
closed.
Noisy operation.
LED Controller display is flashing
."P1".
LED Controller display is flashing
"HA".
LED Controller display is flashing
"LA".
LED Controller display is flashing
"EE".
Unit is not running.
Compartments are warmer than
usual.
Printed in USA
Models SDB/SDP Installation & Operation Manual

TroubleshooTInG

Cause
Rocker switch in Off position.
LED board inoperable.
Manual switch on.
Soft sounds from compressor, fan
motor and valves heard.
Thermostat probe failure.
Internal compartment has exceeded the
high temperature alarm preset value for
over 30 minutes.
Internal compartment has exceeded the
low temperature alarm preset value for
over 30 minutes.
Controller has a data or memory failure. Reset both compartment presets.
No power to the unit.
Condenser dirty.
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.
9
Solution
Turn switch on.
Contact your selling dealer.
Turn manual switch off.
Normal operation.
Contact your selling dealer.
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.
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.
If problem persists, contact your Perlick
Service Department.
Home circuit breaker tripped. Reset circuit
breaker.
ON/OFF keypad is off. Turn on.
Clean the condenser.
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.
0213