Indoor unit connection
POWER
N(1) 2 3 L
L
N
N
blue blueblack brownyellow-
green
yellow-
green
brown
(black)
Indoor unit connection POWER
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.
4. Tighten the union nut with torque
wrench by referring to the sheet
below.
handle
screw
gas pipe
liquid pipe
liquid
valve
gas valve
union nut
Hex nut diameter
Tightening torque
(N
.
m)
Φ 6
Φ 9.52
Φ 12
Φ 16
Φ 19
30~40
45~55
60~65
70~75
15~20
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
Note: the wiring board is for reference only, please refer to the actual one
15
N(1)
2 3
blue blueblack
yellow-
green
yellow-
green
09
18
12K Heat pump type:
brown
brown
(black)
N
L
N
L
24K Heat pump type:
hand.
3. Pretighten the union nut with
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