To Next Page

To Previous Page

Multi Variable Air Conditioners Fresh Air Series Indoor Unit

Note:

① Before installation, please finish the preparation work of all pipes (connection pipe, drain pipe)

and wires (wired controller wire, connection wire of IDU and ODU) that need to be connected

with the indoor unit.

② Punch holes on the ceiling (air return opening or air outlet). Ceiling may have to

bestrengthened to make it level and to prevent it from vibration. You may consult user or

constructor for details.

③ If the ceiling is not strong enough, you can install a beam bracket in a corner and secure the

unit on the beam.

4.1.4 Horizontal Alignment

After the indoor unit is installed, remember to check the horizontal status of the whole unit. It should

be horizontal from front to back and slant 1% from left to right, following the drainage direction, as shown

in Fig 4.1.7.

Fig 4.1.7

4.2 Pipe Connection

(1) Direct the flaring of copper pipe to the center of screwed connection and then screw the flaring

nut tight as shown in Fig 4.2.1.

(2) Use a torque wrench to tighten up the flaring nut until the wrench gives out a click sound.

Fig 4.2.1

Pipe diameter (mm) Torque (N·m)

Ф6.35 15~30

Ф9.52 35~40

Ф12.7 45~50

Ф15.9 60~65

(3) The pipe should not be bent too much or it may crack. Use a pipe bender when bending the

pipe.

Gree Fresh Air Series User Manual

Questions and Answers: