Gree Multi+ Ultra MULTIU18HP230V1DO Service & Parts Manual page 54

Service Manual
Steps Procedure
8. Remove electric box assy
electric box assy
1.Remove the grounding wire screw on the electric
box assy and then remove the grounding wire.
2.Disconnect the wiring terminals of reactor,
compressor, high and low pressure switch,
compressor overload protector, temperature sensor,
outdoor fan motor and 4-way valve. (See fig 2)
Note: keep pressing the circlip when disconnecting
the wiring terminal of reactor; keep pressing the
retainer when disconnecting other wiring terminals.
3.Remove the wire inside the wiring groove.
9. Remove blade, motor, motor support, reactor
1.Remove nuts fixing axial flow blade with wrench,
and then remove the axial flow blade.
motor
2.Remove 2 screws connecting motor support and
chassis, loosen damper block and then remove the
motor support.
3.Remove 4 screws fixing motor,and then remove
the motor
blade
4.Remove 4 screws fixing reactor sub-assy and
motor support, and then remove the reactor sub-
assy.
motor support
10 Remove 4-way valve
4-way valve
Unsolder the spot weld between 4-way valve and
vapour liquid separator, compressor cut-off valve
sub-assy and condenser, and then remove the 4-way
valve.
Note: When unsoldering the spot weld, wrap the
4-way valve with wet cloth completely to avoid
damage to valve due to high temperature.
Installation and Maintenance
52