Troubleshooting - Perlick HP24ZO-4 Use & Care Manual

PERLICK RESIDENTIAL UNDERCOUNTER USE & CARE GUIDE

TROUBLESHOOTING

If the unit appears to be malfunctioning, read through the
OPERATION section of this manual first. If the problem persists,
check this troubleshooting section to see if you can refer to
the cause and remedy of the problem and resolve it without a
service call.
Problem
No interior light
Light stays on when door switch is closed
Noisy operation
LED Controller display is flashing "P1"*
LED Controller display is flashing "P2"*
LED Controller display is flashing "HA"*
LED Controller display is flashing "LA"
LED Controller display is flashing "dA"
Unit is not running
10 | perlick.com
TROUBLESHOOTING
main electrical power to the unit has been disconnected!
Cause
LED board is inoperable
Manual switch is on
Door is not making contact with the door
switch
Soft sounds from compressor, fan motor and
valves heard
"Crackling" sound during defrost
Thermostat probe has failed
Evaporator probe has failed
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.
Door is open.
No power is going to the unit.
Condenser is dirty.
Never attempt to repair or perform
DANGER
maintenance on the unit until the
• Contact Perlick Technical Service at
800-558-5592
• Turn manual switch off
• Makre sure the door closes tightly
• Normal operation
• Normal operation
• Contact Perlick Technical Service at
800-558-5592
• Contact Perlick Technical Service at
800-558-5592
• Make sure the door is completely closed.
• Check the door gasket seal. Replace if
necessary.
• Check the condenser and clean it if
necessary.
• Make sure the louvered plate is
unobstructed. If surrounding ambient
temperature has recently changed
dramatically, the compartment may be
affected.
• Make sure the interior light is off.
• Warm product was recently placed in the
cabinet. Wait 24 hours for the product to
chill and then recheck the temperature.
• Make sure the door is completely closed.
• Check the door gasket seal. Replace if
necessary.
• If the surrounding ambient temperature
has recently changed dramatically, the
compartment temperature may be
affected.
• Make sure the door is completely closed.
• Home circuit breaker was tripped. Reset
the circuit breaker.
• ON/OFF keypad is turned off. Turn it on.
• If it is a Dual-Zone model, check the Dual-
Zone power switch (see page 4).
• Clean the condenser
Solution