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Installation of outdoor unit
Step four: connect indoor and outdoor pipes
1. Remove the screw on the right han-
dle of outdoor unit and then remove
the handle.
2.
Remove the screw cap of valve and
aim the pipe joint at the bellmouth of
pipe.
liquid
valve
Step five: connect outdoor electric wire
1.
Remove the wire clip; connect the power connection wire and signal control
wire (only for cooling and heating unit) to the wiring terminal according to the
color; fix them with screws.
handle
screw
liquid pipe
gas pipe
gas valve
N(1)
yellow-
green
blue black brown blue
Indoor unit connection
35
3.
Pretighten the union nut with
hand.
pipe joint
4.
Tighten the union nut with torque
wrench by referring to the sheet
below.
Hex nut diameter
【Outer Diameter of
Tightening torque(N·m)
Refrigerant Pipe】
1/4"
3/8"
1/2"
5/8"
3/4"
2
L(3)
brown
(black)
N
L
union nut
the minimum thickness
of refrigerant pipe(mm)
15～20
0.80
30～40
0.80
45～55
1.00
60～65
1.00
70～75
1.00
yellow-
green
POWER
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