Gree GWC09TB-S3DNA1B Owner's Manual page 37

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
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.
screw
handle
liquid pipe
gas pipe
gas valve
handle
N(1)
33
3. Pretightening the union nut with
hand.
pipe joint
yellow-
green
4. Tighten the union nut with torque
wrench by referring to the sheet
below.
Hex nut diameter Tightening torque
Φ 6
Φ 9.52
Φ 12
Φ 16
Φ 19
3
2
yellow-
blue black brown
green
Indoor unit connection
union nut
(N . m)
15~20
30~40
45~55
60~65
70~75