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8
TROUBLESHOOTING
Problem
Possible Solution
The appliance does not work
Check if the switch is on.
Check if the plug and socket are connected well.
Check if the fuse has been burnt.
Check if the power supply is malfunctioned.
Switch on/off the fridge frequently may cause start
delay of the compressor.
Appliance compartments are too warm
The door is opened frequently.
A large amount of warm or hot food was stored
recently.
The refrigerator has been disconnected for a long
time.
Stored contents are too cold.
The temperature was set too low.
The compressor is slightly noisy when starting
It's a normal phenomenon. The noise will be
reduced after the compressor works stably.
Code F1 is displayed
Possible cause: low voltage to fridge. Adjust the
battery protection from High to Medium or from
Medium to Low.
Code F2 is displayed
Possible cause: condenser fan is overloaded.
Disconnect power to fridge for 5 minutes & re-
start. If the code shows again, contact
manufacturer for service.
Code F3 is displayed
Possible cause: the compressor starts too
frequently. Disconnect power to fridge for 5
minutes & re-start. If the code shows again,
contact manufacturer for service.
Code F4 is displayed
Possible cause: compressor not kicking in.
Disconnect power to fridge for 5 minutes & re-
start. If the code shows again, contact
manufacturer for service.
Code F5 is displayed
Possible cause: overheating of the compressor &
electronics. Disconnect power to fridge for 5
minutes & re-start. If the code shows again,
contact manufacturer for service.
Code F6 is displayed
Possible cause: no parameter can be detected by
the controller. Disconnect power to fridge for 5
minutes & re-start. If the code shows again,
contact manufacturer for service.
Code F7 or F8 is displayed
Possible cause: temperature sensor is faulty.
Contact manufacturer for service.
If you've checked the table above and find that you still need help with your appliance, call our
Customer Service facility at 1-888-4-MEDLAB between 9:00AM and 5:00PM ET. We will do our best
to answer your questions.
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