Troubleshooting For Normal Malfunction; Air Conditioner Can't Be Started Up; Poor Cooling (Heating) For Air Conditioner; Horizontal Louver Can't Swing - Gree GWC09QB-K3DNB2B Service Manual

Service Manual

9.3 Troubleshooting for Normal Malfunction

1. Air Conditioner Can't be Started Up

Wrong wire connection between
or poor connection for wiring
terminals
improper

2. Poor Cooling (Heating) for Air Conditioner

motor is set too low

3. Horizontal Louver Can't Swing

Wrong wire connection, or poor
connection
Stepping motor is damaged
Main board is damaged
Installation and Maintenance
once
Small wind blow
conditioner
range
Compressor can't operate
diagram
Stepping motor can't operate
can't operate
connected well.
reliably
correctly
Replace batteries for remote controller
Repair or replace remote controller
Add refrigerant.
details
details
details
Connect wires according to wiring diagram to
Repair or replace stepping motor
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