Gree GWC09MB-D3DNK Series Owner's Manual page 32

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Installation of outdoor unit
Step four: connect indoor and outdoor pipes
1 . Remove the screw on the right
handle of outdoor unit and then
remove the handle.
2. Remove the screw cap of valve
and aim the pipe joint at the bell
mouth of pipe.
Step five: connect outdoor eletric wire
1. Remove the wire clip; connect the power connection wire and
signal control wire (only for heating unit) to the wiring terminal
according to the color; fix themwith screws.
Note: the wiring board is for reference only, please refer to the
actual one.
Screw
Handle
Liquid pipe
Gas pipe
Gas valve
Alimentation
électrique
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
Φ 6
Φ 9.52
Φ 12
Φ 16
Φ 19
Union nut
TIGHTENING TORQUE
(N M)
15~20
30~40
45~55
60~65
70~75