Outdoor unit
1.Installation of Outdoor Unit
3.Connection
4.Attaching Drain-Elbow
2.Connection of pipes
Install according to
To bend a pipe, give the roundness as large as possible not to crush the pipe
Connecting the pipe of gas side first makes working easier.
The max vertical distance between the indoor unit and the outdoor unit is 5 m.
Use the same method on indoor unit. Loosen the screws on terminal block and insert the plugs fully into
terminal block, then tighten the screws.
If wiring is not correct, proper operation can not be carried out and controller may be damaged.
If the drain-elbow is used, please attach it as
figure. (Note: Only for heat pump unit.)
Forced fastening without careful centering
may damage the threads and cause a
leakage of gas.
Pipe Diameter ( )
Liquid side 6.35mm(1/4")
Liquid side 9.52mm(3/8")
Fastening torque
Drawing for the installation of indoor and outdoor units
Insert the cable according to terminal number in the same manner as the indoor unit.
Fix the cable with a clamp.
18N.m
40N.m
Half union
Flare nut
Spanner
Torque wrench
6
Gas side 12.7mm(1/2")
50N.m
Outdoor unit
Gas side 15.88mm(5/8")
60N.m
Be careful that matters, such as wastes of sands, etc. shall not enter the pipe.
