Gree UM600PH/A-M, Service Manual

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GREE Duct type Ducted Type Split Air-Conditioner Units
69
A(mm) B(mm) C(mm)
19 ≥34 ≤105
22 ≥34 ≤150
28 ≥45 ≤150
35 ≥60 ≤250
42 ≥80 ≤450
6 Installation of Drain Pipe
6.1 Installing the Drain Pipes
(1) Insert the drain hose into the drain outlet, and tighten the clamp securely with tape.
(2) Tighten the clamp until the screw head is less then 4 mm from the hose.
(3) Insulate the pipe clamp and the drain hose using heat insulation sponge.
(4) If the air flow of indoor unit is high, this might cause negative pressure and result in return
suction of outdoor air. Therefore, U-type water trap shall be designed on the drainage side of
each indoor unit.
(5) Install water trap as shown below.
(6) 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: