Unitary Duct Split Unitary Duct Split
e. Insert the drain hose into the drain hole and tighten it with clamps.
f. Wrap the clamps with large amount of sponge for thermal insulation.
g. The drain hose inside the room also should be insulated.
11 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.
(Right) with a min. degree of slope 1/100
(Wrong)
Fig.14
Fig.15
13