Gree GMV-615WM/B-X - Page 207

GMV5 DC INVERTER VRF UNITS SERVICE MANUAL
204
Communication line
between master
unit and the drive
Communication line
between compressor
drive and fan drive
Compressor drive
output 18 VDC
Reactor’s wiring terminal is
not distinguished by polarity
Connect to
mains
terminal
Connect to compressor
U – blue
V – yellow
W – red
540VDC
4. Loosen the screws on the compressor drive, as shown in the figure below:
5. Replace the compressor drive. Before the replacement, apply some silicone tape onto the IPM
module.