3
4
Installation of outdoor unit
Step four: connect indoor and outdoor pipes
1. Remove the screw cap of valve and
aim the pipe joint at the bellmouth of
pipe.
2. Pretighten the union nut with
hand.
3. Tighten the union nut with torque
wrench by referring to the sheet
below.
gas pipe
liquid pipe
liquid
valve
gas valve
union nut
pipe joint
Hex nut diameter Tightening torque
(N.m)
Φ 6
Φ 9.52
Φ 12
Φ 16
Φ 19
30~40
4
5~55
60~65
70~75
15~20
Indoor unit connection
POWER
N(1) 2
3
L1
L1
L2 G
L2
(blue)
white
(blue)
white
red
black (brown)
(brown)
black
(yellow-
green
green)
(yellow-
green
green)
lock nut
Finish
conduit
1. Remove the handle from the outdoor unit.
2. Fasten the power supply cord and the connection cord to the retaining plate using
the lock nut.(open the knock out holes if necessary)
3. Connect the power supply cord and the connection cord to terminal.
4. Fasten the power supply cord and connection cord with cord clamp.
5. Install the handle.
The screws are packed with the terminal board.
