Piping and Wiring for Outdoor Unit
Connecting Pipe to Indoor Unit
Connecting pipe to the indoor unit is two steps. Read following directions carefully.
Connecting Pipe to Outdoor Unit
(Product Heating Capacity : 9kW(U4 Chassis),12kW,14kW,16kW)
Connecting pipe to the outdoor unit is five steps including PCB setting.
Step 1. Pre-tightening.
• Align the center of the pipes and sufficiently
tighten the flare nut by hand.
Step 2. Tightening.
• Tighten the flare nut with a wrench.
• Tightening torque is as following.
Step 1. Determine direction of pipes.
• The pipes can be connectable in four directions
• The directions are expressed in below figure.
• The pipes cannot be connected in downward direction.
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