-31-
3) Connection of the pipes-Outdoor
1. Align the center of the pipings and sufficiently
tighten the flare nut by hand.
2. 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.
Outdoor unit
Liquid side piping
(Smaller diameter)
Gas side
piping
(Bigger
diameter)
Torque wrench
Outdoor unit
Gas side piping
(Bigger diameter)
Liquid side
piping
(Smaller
diameter)
Torque wrench
8. Reroute the pipings and the drain hose across the
back of the chassis.
9. Set the pipings and the drain hose to the back of
the chassis with the tubing holder.
■ Hook the edge of tubing holder to tap on chassis
and push the bottom of tubing holder to be
engaged at the bottom of chassis.
10. Indoor unit installation
■ Remove the spacer.
■ Ensure that the hooks are properly seated on the
installation plate by moving it left and right.
Drain hose
Connecting
cable
Piping for
passage through
piping hole
Drain hose
Vinyl tape(narrow)
Pipe
Wrap with
vinyl tape(wide)
■ Bundle the piping and drain hose together by wrap-
ping them with cloth tape over the range within
which they fit into the rear piping housing section.
Press the lower left and right sides of the unit against
the installation plate until the hooks engage into their
slots(clicking sound).
mm inch kg
.
m
Ø6.35 1/4 1.8
Ø9.52 3/8 4.2
Ø12.7 1/2 5.5
Outside diameter Torque
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