Johnson Controls P Series Installation And Maintenance Manual page 14

in the holes.
(3) Secure 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 Wall-mounting Frame
(1) Choose the position of piping hole according to the
directions of outlet pipe. The position of piping hole should
be a little lower than the wall-mounted frame. (As shown in
Fig.1)
Wall
Mark in the middle of it
Space
to the
wall
above
6inch
Left
Φ2 3/16(2 3/4)
Rear piping hole
(2) Open a piping hole with a diameter of 2-3/16 (2-3/4)
inches 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 a gradient of 5-10°. (As
shown in Fig.2)
Indoor
°
5-10
Note:
(1) Pay attention to dust prevention and take relevant safety
measures when opening the hole.
(2) The plastic screw expander can be bought at a local
hardware store.
4. Outlet Pipe
(1) The pipe can be led out in the direction of right, rear right,
left or rear left. (As shown in Fig.3)
(2) When selecting leading out of the pipe from left or right,
please cut the corresponding hole on the bottom case. (As
shown, in Fig.4)
Fig.3
Right
Left
Cut
the hole
5
Level meter
Space
to the
wall
above
6inch
Right
Φ2 3/16(2 3/4)
Fig.1
Rear piping hole
Outdoor
2 3/16 or
(2 3/4)inch
Fig.2
Rear left
Right
Fig.4
5. Connect the Pipe of Indoor Unit
(1) Aim the pipe joint at the corresponding bellmouth. (As
shown in Fig.5)
(2) Pretighten the union nut by hand.
(3) Adjust the torque force by referring to the following.
Place the open-end wrench on the pipe joint and place the
torque wrench on the union nut. Tighten the union nut
with torque wrench. (As show in Fig.6)
(4) Wrap the indoor pipe and joint of connection pipe with
insulating pipe, and then wrap it with tape. (As shown in Fig.7)
Wall
Pipe joint
Refer to the following table for tightening torque:
Hex nut diameter(inch)
6. Install Condensate Hose
(1) Connect the condensate hose to the outlet pipe of indoor
unit. (As shown in Fig.8)
(2) Bind the joint with tape. (As shown in Fig.9)
Fig.8
Note:
(1) Add insulating pipe in the indoor condensate hose in
order to prevent condensation.
(2) The screw expander can be found at a local hardware
store.
(As shown in Fig.10)
Pipe
Union nut
Torque wrench
Fig.5 Indoor pipe
Insulating pipe
Tightening torque(ft·Ibf)
Φ1/4 11.10~14.75
Φ3/8 22.12~29.50
Φ1/2 33.19~40.56
Φ5/8 44.24~47.94
Φ3/4 51.32~55.31
Outlet pipe
Tape
Condensate
Outlet
pipe
hose
Condensate hose
Insulating pipe
Open-end
wrench
Union nut
Pipe
Fig.6
Fig.7
Condensate hose
Fig.9
Fig.10
Installation and Maintenance