Outdoor unit
1.Installation of Outdoor Unit
Install according to Drawing for the installation of indoor and outdoor units
2.Connection of pipes
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.
Half union |
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Spanner
Torque wrench
Forced fastening without careful centering may damage the threads and cause a leakage of gas.
Pipe Diameter ( ) | Fastening torque | |
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Liquid side 6.35mm(1/4") | 18N.m | |
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Gas side 12.7mm(1/2") | 55N.m | |
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Be careful that matters, such as wastes of sands, etc. shall not enter the pipe.
3.Connection
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.
Insert the cable according to terminal number in the same manner as the indoor unit.
If wiring is not correct, proper operation can not be carried out and controller may be damaged. 
Fix the cable with a clamp.
4.Attaching Drain-Elbow
If the
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