Ecox EIHPTC Series, Руководство пользователя, Страница: 13 / 16

13
EIHPTC
CEILING FLOOR TYPE
TABLE 8-2
Solution
Clean the heat exchanger.
Clean the air filter.
Eliminate possible cause of blockage.
Close doors and windows.
The use of curtains or blinds is
recommended.
Reduce heat source.
AC cooling capacity reduces (normal).
Symptoms Causes
Unit does not start
Air flowing normally but not
cooling
Units start or stop frequently
Low cooling effect
Low heating effect
Power failure.
Power switch is off.
Fuse of power switch may have burned.
Batteries of remote controller exhausted
or other problem of controller.
Temperature is not set correctly.
Be in 3 minutes protection of
compressor.
Refrigerant is too little or too much.
Air or contaminated gas gas in the
refrigerating circuit.
Compressor is malfunctioning.
Voltage is too high or too low.
System circuit is blocked.
Wait for the comeback of power.
Switch on the power.
Replace the fuse.
Replace the batteries or check the
controller.
Set the temperature properly.
Wait.
Check leakage, and rightly recharge
refrigerant.
Vacuum and recharge refrigerant.
Maintenance or change compressor.
Install manostat.
Use heating device.
Close doors and windows.
Check leakage and rightly recharge
refrigerant.
Outdoor unit and indoor unit heat
exchanger is dirty.
The air filter is dirty.
Inlet/outlet of indoor/outdoor units is
blocked.
Doors and windows are open
Direct sunshine exposure.
Too much heat resource.
Outdoor temp. is too high.
Leakage of refrigerant or lack of
refrigerant.
Outdoor temperature is lower than 7 C .
Doors and windows not completely
closed.
Leakage of refrigerant or lack of
refrigerant.