Gree U-Match 5 Series, Manual

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GREE U-Match 5 SERIES UNIT SERVICE MANUAL
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Step 4: Remove the screws on the drive board of the compressor. The screws are located in the white circles
as shown above in the picture.
Step 5: Replace with a new compressor drive board. Before replacement, apply some silica gel on the IPM
module.
Step 6: Install the new compressor drive board. Fix the screws and connect the wires correctly.
4.5 Removal of Major Components
4.5.1 Removal of ODU Major Components
Picture Name Function
Compressor
Through compression, the low pressure refrigerant occupies a less space.
As its pressure and temperature both rise, it becomes high pressure and
high temperature refrigerant. It is the power drive of the system.
4-way valve It is used to change directions, the flow of refrigerant in cooling/heating.
Motor
The power drive of the fan. It enables the fan to run so as to provide
smooth currents of air for forced convection and heat exchange of
condenser and evaporator.
Fan
It is used to provide smooth currents of air for forced convection and heat
exchange of condenser and evaporator.