Gree Fengyun Series Manual page 73

When air supply
mode is
selected, the fan
does not
operate
When in cooling
or heating mode,
compressor
operates but
outdoor fan does
not operate
When in cooling
or heating mode,
outdoor fan
operates but
compressor
does not operate
Compressor is
overheated so
protector is
activated
Swing louver
does not run
Indoor fan motor burned out or there
is wire breakage or failure of
overheating protector
The internal overheating protector
frequently breaks as overheating is
caused by abnormity of motor
Wrong line connection
Open circuit or damage of fan
capacitor
Outdoor fan motor is damaged
Wrong line connection
Outdoor fan capacitor is damaged
Compressor failure
Operating capacitor of compressor is
damaged
Voltage is too low or too high
Wrong line connection
Failure of protector itself
Insufficient or too much refrigerant
Capillary is blocked so air intake
temperature is too high
Compressor does not operate
smoothly (seized or jammed), air
discharge valve is damaged
Failure of protector itself
Torque of swing motor is insufficient
Wrong line connection
Controller is damaged (IC2003 is
damaged, swing relay cannot close
Fengyun Series
Replace fan motor or components
with failure
Replace fan motor
Correctly connect lines according
to electrical diagram
Replace it with fan capacitor of
the same model and spec
Replace fan motor
Correctly connect lines according
to electrical diagram
Replace fan capacitor
Replace Compressor
Replace capacitor
It is suggested to equip voltage
regulator
Correctly connect lines according
to electrical diagram
Use universal meter to check if
contacts of compressor not
overheated are conducting;
replace protector in case of
non-conducting conditions
Adjust refrigerant amount
Replace capillary
Replace Compressor
Replace protector
Firstly check if line connections
have fault, if no, replace
components at failure position