Maintenance Method For Normal Malfunction - Gree MULTI30HP230V1CO Service Manual

9.3 Maintenance Method for Normal Malfunction

1. Air Conditioner Can't be Started Up
Possible Causes
connection for power plug
Wrong wire connection between
or poor connection for wiring
terminals
improper
Malfunction of remote controller
2. Poor Cooling (Heating) for Air Conditioner
Possible Causes
Set temperature is improper
motor is set too low
Installation position for indoor unit
and outdoor unit is improper
Malfunction of 4-way valve
Malfunction of capillary
Malfunction of compressor
3. Horizontal Louver Can't Swing
Possible Causes
connection
Stepping motor is damaged
Main board is damaged
34
once
Small wind blow
conditioner
range
diagram
connected well.
reliably
correctly
Replace batteries for remote controller
Repair or replace remote controller
rainproof and sunproof for outdoor unit
Add refrigerant.
details
details
details
Connect wires according to wiring diagram to
Repair or replace stepping motor
Service Manual
Installation and Maintenance