Gree Cooling Bay GVCN18AANK1A1A, Руководство пользователя

Страница: 72 / 73

Poor c
ooling
effect
Block in filter of indoor unit
Leakage between internal high pressure
and low pressure sections of compressor
Partial block in capillary
Leakage of Refrigerant
Periodically clean the filter
Replace capillary
Find out leakage position and charge
refrigerant
Block in check valve of outdoor unit
Replace the check valve
Replace compressor
Block in heat exchanger of outdoor unit Wash away dust on surface of heat exchanger
When FAN mode
is selected,the fan
does not operate
Burn-out or wire break of indoor fan
motor
Wrong line connection
Repair or replace fan motor
Correctly connect lines according to
electrical diagram
Open circuit or damage of fan capacitor
Replace it withfan capacitor of the
same model and spec.
When in Cool/Heat
mode, both out-
door unit and
compressor do
not operate.
Wire break of relay coil
Replace relay
Replace relay Poor contact of relay
Improper temperature setting
Adjust the set temperature
When in Cool/Heat
mode,compressor
operates but out-
door fan does not
operate.
Outdoor fan motor is damaged
Replace fan motor
Wrong line connection
Correctly connect lines according to
electrical diagram
Outdoor fan capacitor is damaged Replace fan capacitor
When in Cool/Heat
mode,outdoor fan
operates but com-
pressor does not
operate.
Compressor failure
Operating capacitor of compressor is
damaged
Voltage is too low or too high
Wrong line connection
Replace Compressor
Replace capacitor
It is suggested to equip voltage regulator
Correctly connect lines according to
electrical diagram
72