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Outdoor unit is installed in an
improper position
Outdoor side shall have good ventilation
and install proper weather screen
Block in filter of indoor unit
Periodically clean the filter
Block in outdoor heat exchanger
Wash away dust deposited on the
surface of heat exchanger
Fan speed is set too low
Set the speed as high or medium
Leakage between internal high
pressure and low pressure
sections of compressor
Replace compressor
4-way valve failure
Replace 4-way valve
Partial block in capillary
Replace capillary
Pipeline valve is not fully opened
Fully open the valve
Leakage of refrigerant
Find out leakage point and charge
refrigerant
Poor cooling
effect in cooling
operation
Poor thermal insulation of
refrigerant connecting pipe between
outdoor unit and indoor unit
Big pipe and small pipe shall have
separate thermal insulation
Heating load is too heavy
Check the forecasted heating load
Set temperature is too low
Increase set temperature
Mounting position of outdoor unit
is inappropriate
Outdoor side shall have good ventilation
Blockage of the filter of indoor unit
Periodically clean the filter
Block in outdoor heat exchanger
Rinse outdoor heat exchanger
Insufficient air passing through
the outdoor heat exchanger
Increase motor speed to set as high or
medium
Compressor failure
Replace Compressor
4-way valve failure
Replace 4-way valve
One way valve failure
Replace one way valve
Poor heating
effect in heating
operation
Block in capillary
Replace capillary
Summary of Contents for AIR C18
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Page 3: ......
Page 5: ... 2 Model Remarks GE AIR C24 Communication Ceiling Mounted Unit 1PH 230V 50Hz R407C ...
Page 14: ... 11 Applicable to GE AIR C24 OUT Unit mm Over 600 Bolt Nut Wrench ...
Page 15: ... 12 Applicable to GE AIR C34 C41 OUT 378 Unit mm Over 600 Bolt Nut Wrench ...
Page 17: ... 14 Electrical Diagram GE AIR C18 GE AIR C24 6 ...