Gree GWHD(48S)NM3CO Service Manual page 83

5) Insert the drain hose into the drain hole and tighten it with clamps.
6) Wrap the clamps with large amount of sponge for thermal insulation.
7) The drain hose inside the room also should be insulated.
4.2.13 Precautions for the Lift Pipe
The installation height of the lift pipe should be less than 850mm. It is recommended to set an inclination
angle 1°～2°for the lift pipe toward the drainage direction. If the lift pipe and the unit form a right angle, the
height of the lift pipe must be less than 800mm.
Notes:
①. The inclination height of the drain hose should be within 75mm so that the outlet of the drain hose does
not suffer the external force.
②. If multiple drain pipes converge, please follow the installation steps below.
The specification of the joint of the drain pipe should be suitable to the running capacity of the unit
Super Free Match
Service Manual
79 INSTALLATION