Service Manual
36
Installation and Maintenance
Step one: Open piping hole
1. Confirm the position of pipe hole and drill a hole inclined to
outside.
2. Assemble wall pipe to protect the piping and cable.
3. The distance between center of wall hole and bottom of
air conditioner should be no more than 22cm. The distance
between the highest position of wall hole and the bottom of air
conditioner should be no more than 27cm (If the height of wall
hole doesn’t meet the requirement, please drill hole again to
avoid water leakage.)
Installation dimension diagram of outdoor unit
8.7 Installation of Outdoor Unit
At least 10cm
At least 50cm
At least 10cm
Air inlet
Space to the
obstruction
Space to the
obstruction
Space to the covering
At least 50cm
At least 200cm
Space to the obstruction
50cm
wall pipe
indoor
outdoor
sealing
gum
wall pipe
indoor
outdoor
sealing
gum
A
B
Installation dimension of ODU
A(cm)
B(cm)
Models
61.0
39.5
24K
Step two: Pipe connection of outdoor unit
Fix the outdoor unit on the selected position
1. Match the flared port of connection pipe to the valve, and
then tighten them with hand.
2. Tighten them with torque wrench.
Step three: Connect outdoor electric wire
1. Remove the handle of outdoor unit.
2. Remove the wire clamp; connect the power connection to
the wiring terminal and then fix it. The wire distribution must be
in accordance with the indoor unit.
3. Fix the power connection wire with wire binder.
4. Make sure the wire is fixed properly.
5. Assemble the handle of outdoor unit.
Step four: Drainage of outdoor unit condensation water
(not applicable for cooling only unit)
When the unit is heating, the condensation water formed in the
outdoor unit can be drained out properly through the drainage
hose.Installation: Install the outdoor drainage joint in the Φ25
hole on the chassis as shown in the figure. Then connect the
drainage pipe to the drainage port, so that the condensation
water formed in the outdoor unit can be drained out to a proper
place.
Note:
Welding the pipes when lengthening the connection pipe.
Remove the screw to
remove the big handle
w
e
r
c
s
x
fi
wire binder
grounding position
wiring board
Indoor unit connection
L
L
N
N
3
N(1) 2
black brown brown
blue
blue
(black)
yellow-
green
yellow-
green
POWER
chassis of
outdoor unit
drainage joint
of outdoor unit
