20
Installation Manual
5.4 Installation Indoor Unit
Step 1: Choosing installation location
Recommend the installation location to the client and then confirm it with the client.
Step 2: Install wall-mounting frame
1. Hang the wall-mounting frame on the wall; adjust it in horizontal position with the level meter and then point out the screw fixing
holes on the wall .
2. Drill the screw fixing holes on the wall with impact drill (the specification of drill head should be the same as the plastic expansion
particle) and then fill the plastic expansion particles in the holes.
3. Fix the wall-mounting frame on the wall with tapping screws (ST4.2X25TA) and then check if the frame is firmly inatalled by pulling
the frame.If the plastic expansion particle is loose, please drill another fixing hole nearby.
Step 3: Open piping hole
1. Choose the position of piping hole according to the direction of outlet pipe. The position of piping hole should be a little lower than
the wall-mounted frame, shown as below.
2. Open a piping hole with the diameter of Ф55/Ф70 on the selected outlet pipe
position. In order to drain smoothly, slant the piping hole on the wall slightly downward
to the outdoor side with the gradient of 5-10°.
indoor
outdoor
5
～
10
°
Ф55/Ф70
Note:
● Pay attention to dust prevention and take relevant safety measures when opening
the hole.
● The plastic expansion particles are not provided and should be bought locally.
Step 4: Outlet pipe
1.The pipe can be led out in the direction of right, rear right or left.
2.When select leading out the pipe from left or right, please cut
off the corresponding hole on the bottom case.
Left
Wall
Φ55
Right
Mark in the middle of it
Level meter
Rear piping hole
Wall
Space
to the
wall
above
150mm
Space
to the
wall
above
150mm
Φ55
Rear piping hole
Dimension: 910x303x200
left
right
rear right
cut off the hole
