38
Ceiling Duct type Air Conditioner
Connecting Pipes to the Outdoor Unit
1) Connecting the pipes to the Outdoor
unit
• Align the center of the pipings and sufficiently tighten
the flare nut with fingers.
• Finally, tighten the flare nut with torque wrench until
the wrench clicks.
- When tightening the flare nut with torque wrench,
ensure the direction for tightening follows the arrow
on the wrench.
Align the center of the piping and sufficiently tighten the
flare nut by hand.
The provided elbow is possible for use in right and left.
Torque wrench
Outdoor unit
Gas side piping
(Bigger Dia.)
Liquid side piping
(Smaller Dia.)
Outdoor unit
Elbow
Pipe size
Torque
1/4"
1.8kg.m
3/8"
4.2kg.m
1/2"
5.5kg.m
5/8"
6.6kg.m
3/4"
6.6kg.m
1) Checking the Drainage
• Check the drainage.
- Spray one or two glasses of water upon the evapora-
tor.
- Ensure that water flows drain hose of indoor unit
without any leakage.
Connecting Pipes to the Outdoor Unit
Checking the Drainage
