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Installation Manual
7.3 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; adj ust 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.
Wall
Mark in the middle of it
Space
to the
wall
above
150mm
Left
Φ55mm
Rear piping hole
Wall
Mark in the middle of it
Space
to the
wall
above
150mm
Left
Φ55mm
Rear piping hole
2. Open a piping hole with the diameter of Ф55/Ф70 on the selected outlet pipeposition.
In order to drain smoothly, slant the piping hole on the wall slightly downward to the
outdoor side with the gradient of 5-10°.
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.
20
Level meter
Space
to the
wall
above
150mm
Right
Φ55mm
09K
Rear piping hole
Level meter
18K
Rear piping hole
Wall
Wall
Mark in the middle of it
Space
to the
wall
above
150mm
Left
Φ55mm
Rear piping hole
Wall
Space
to the
wall
above
150mm
Right
Φ55mm
Wall
Level meter
Space
to the
wall
above
150mm
Right
Φ55mm
12K
Rear piping hole
indoor
outdoor
5 ～ 10°
Ф55
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