Gree U-match Series Owner's Manual page 51

Wire routing of unified power supply for single phase.
b)
DC Inverter U-match Series Cassette Type Unit
The power cords of outdoor unit and
indoor unit get in from the lower hole.
The power cords of outdoor unit and
indoor unit get in from the lower hole.
47
The communication wire gets
in from the upper hole
The communication wire
gets in from the upper hole