Gree GUHD09NK3FO Service Manual page 68

(4).
it.
Install one water trap for each unit.
(7). Installation of water trap shall consider easy cleaning in the future.
(8). Connection of drainage branch pipe to the standpipe or horizontal pipe of drainage main pipe
(9). The horizontal pipe cannot be connected to the vertical pipe at a same height. It can be connected in a
manner as shown below:
n
of drainage pipe joint
(1). Make sure that heat insulation work is executed on the following 2 spots to prevent any possible water
leakage due to dew condensation.
1). Connect the drain hose to the drain lift pipe, and insulate them.
2). Connect the drain hose to the drain outlet on the indoor unit, and tighten it with the clamp.
Connection of drain elbow
U-Match Series DC
Inverter Service Manual
Connection of horizontal pipe
Drain lift pipe