Gree Bright Series, Manual

Page: 78 / 79

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