Gree KFR-32GW/NA21, Руководство по обслуживанию

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Malfunction Analysis
Bad cooling (heating)
Unit cannot start
Trip of breaker or
blow of fuse
It trips at once when the breaker
is set to "ON"
Breaker trops in few minutes when
unit is set to "ON"
No power supply
Measure insulation resistance to
earth to see if it creepages
Check breaker, and measure resistance
to circuit-short
Check power supply circuit
Power plug is not inserted well or
loose contact
Check and plug well plug, make
loosen contact firm
Wrong wire connect between indoor
and outdoor unit. Check the circuit depending on circuit
diagram and correct wrong connection
Transmit malfunction of wireless
remote control
Check wireless remote control
Blows of control fuse Change control fuse
If connection between heavy and light
current board of control firm
Make the connect wire firm
Neither indoor nor
outdoor unit could
run
If the outlet wire of transformer if firm,
if there is voltage outlet
Make the connecting wire firm and
check the outlet voltage
Improper set of temp.
If cooling (heating) load is proper
Adjust set temperature
Check the forecasted load of cooling
(heating)
Malfunction of 4-way valve
Shortage of refrigerant
Change the 4-way valve
Charge refrigerant
Flow malfunction
of refrigerant
Malfunction of compressor
Short flow in valve
Block of air filter
Shortage on airflow
volume
Set of rotate speed of fan is too low
Change compressor
Open valve completely
Clean filter
Turn rotate speed to HI or MEDIUM
Improper of install place of outdoor
unit
The install of outdoor unit requires well ventilation and
flashing and sun visor should be installed
129
Bird Single-Split Type