Gree U-Match Series Owner's Manual page 33

3.2.6.3 Notice on Drain Lift Pipe
(1) The drain lift pipe should be 1000mm or less away from ground, as shown
below.
(2) If multiple drain pipes are to be converged, please install according to the
following process. Make sure the main drain pipe is laid downward at a
certain angle.
U-Match Series Cassette Type Unit
29