Connecting the pipings to the
indoor unit and drain hose to
drain pipe
- Align the center of the pipings and sufficient-
ly tighten the flare nut by hand.
- Tighten the flare nut with a wrench.
- When extending the drain hose at the indoor
unit, install the drain pipe.
Connecting the pipes to the
Outdoor unit
Connecting the pipes to the Outdoor unit
- Align the center of the pipings and sufficient-
ly 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.
* When tighten the pipe, hold the haxagonal
body.
14
CONNECTING PIPES
ENGLISH
Indoor unit tubing Flare nut Pipings
Torque wrench
Indoor unit tubing
Spanner (fixed)
Connection pipe
Flare nut
Torque
wrench
(250mm)
Torque wrench
Outdoor unit
Gas side piping
(Bigger Dia.)
Liquid side piping
(Smaller Dia.)
Tubing Cover
Vinyl tape(narrow)
Adhesive
Drain pipe
Indoor unit drain hose
Outside diameter
Torque
mm
inch
kg.m
Ø6.35
1/4
1.8~2.5
Ø9.52
3/8
3.4~4.2
Ø12.7
1/2
5.5~6.6
Ø15.88
5/8
6.6~8.2
Outside diameter
Torque
mm
inch
kg.m
Ø6.35
1/4
1.8~2.5
Ø9.52
3/8
3.4~4.2
Ø12.7
1/2
5.5~6.6
Ø15.88
5/8
6.6~8.2
Ø19.05
3/4
9.9~12.1
Summary of Contents for AB-W3067SA3
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