Service Manual
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 installed by
pulling the frame. If the plastic expansion particle is loose,
please drill another fixing hole nearby.
3. Install W a ll-m ounting Frame
(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.(As show in Fig.1)
Wall
Level meter
Wall
Fig.1
(2) Open a piping hole with the diameter of 07 0m m 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°.(As show in Fig.2)
Indoor
Outdoor
$70mm
Fig.2
A Note:
(1) Pay attention to dust prevention and take relevant safety
measures when opening the hole.
(2) The plastic expansion particles are not provided and should
be bought locally.
4. O u tle t Pipe
(1) The pipe can be led out in the direction of right, rear right,
left or rear left.(As show in Fig.3)
(2) W hen selecting leading out the pipe from left or right, please
cut off the corresponding hole on the bottom case.(As show in
Fig.4)
Left
Fig.3
Cut off
'th e hole"
Left Rear left
5. C onnect th e Pipe o f Indo or Unit
(1) Aim the pipe joint at the corresponding bellmouth.(As show
in Fig.5)
(2) Pretightening the union nut with hand.
(3) Adjust the torque force by referring to the following sheet.
Place the open-end wrench on the pipe jo int and place the
torque wrench on the union nut. Tighten the union nut with
torque wrench.(As show in Fig.6)
(4) W rap the indoor pipe and join t of connection pipe with
insulating pipe, and then wrap it with tape.(As show in Fig.7)
' Insulating pipe Fig.7
Refer to the following table for wrench moment of fo rce:
Hex nut diameter(mm) Tightening torque(N m )
0 6 15~20
09.52 30~40
01 2 45~55
01 6 60~65
01 9 70~75
6. Install Drain Hose
(1) Connect the drain hose to the outlet pipe of indoor unit.(As
show in Fig.8)
(2) Bind the joint with tape.(As show in Fig.9)
Drain hose
O utlet pipe
Tape
Fig.9
A Note:
(1) Add insulating pipe in the indoor drain hose in order to
prevent condensation.
(2) The plastic expansion particles are not provided.
(As show in Fig.10)
Drain hose
Insulating pipe
Fig.10
58
£ Installation and Maintenance
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