User’s Manual
Trouble
Reason
Check
Solution
Remark
Lamp
not lighting
No voltage
Fuse breaking off
Check fuse
Change fuse
Ask professional to
maintain.
Poor connection
between the plug and
socket
The connection lease
or not
Repair or change socket
Have voltage
lamp has poor contact
or worn down
Check the circuit and
lamp
Tighten the connection
or change a new lamp
Ask professional to
maintain.
Lamp switch has poor
contact
Check the switch
Tighten the connection
or change a new switch
Condenser
fan
Not running
Compressor
works
orderly
Condenser fan broken
down
Remove condenser fan Change condenser fan
Compressor
does not
work
Thermostat is not set
to the work position
Check the position of
the thermostat knob
Revolve the thermostat
knob to the operating
position
Thermostat terminal is
not connected
properly
Check the thermostat
terminal
Reconnect the terminal
The thermostat is
worn down.
Check the thermostat Change the thermostat Ask professional to
maintain.
Continuous
operating
Temperature
is too high
inside of the
cabinet
Open the door too
frequently
/
Open the door as little
as possible
Ask professional to
maintain.
Too much storage
The circulation of
cooling air has been
affected
Take out part of the
storage
Leakage of refrigerant.
/
Repair at a qualified
service center
Temperature
is too low
inside the
cabinet.
Thermostat does not
work properly
Check the thermostat Change the thermostat Ask professional to
maintain.
Noise
Cooler isn’t placed levelly
Check if the four
wheels adjusted to the
same level and
touching the ground
Adjust the wheels
Ask professional to
maintain
Fixing screws of compressor or
condenser are loose
Screws fixed tightly or
not
Tighten the screws
Ask professional to
maintain.
Compressor or fan defective
Check the Compressor
or fan
Ask help of professional
to repair.
Ask help of
professional to
repair.
Condenser
fan is
working, but
the
compressor
doesn’t
operate
The plug of starter or heat relay is
loose
Check the starter and
heat relay
Install the starter or
heat relay
Ask professional to
maintain.
Compressor defective
Check the resistance
of compressor CSM
terminal
Change new compressor Ask professional to
maintain.
Voltage is lower than 97V or higher
than 130V
Check the input
Voltage
Use a voltage stabilizer
Evaporator
fan
Not running
Fan switch defective
Check the resistance
of switch
Change the switch
Ask professional to
maintain
Fan switch terminal is not connected
properly
Check the circuit of the
fan switch
Connect the switch
terminal or change a
new terminal
Notice: The following are not trouble but common phenomenon:
