Friedrich M18YJ Manual De Instalación página 15

Connecting the installation pipe
and drain hose to the indoor unit.
1
Align the center of the pipes and sufficiently
tighten the flare nut by hand
Indoor unit tubing
2
Tighten the flare nut with a wrench
Outside Diameter
mm inch
Ø6.35 1/4
Ø9.52 3/8
Ø12.7 1/2
Ø15.88 5/8
Wrench
Indoor unit tubing
3. When needed to extend the drain hose of
indoor unit, assembly the drain pipe as
shown on the drawing
Drain pipe
Vinyl tape(narrow)
Adhesive
Flare nut Pipes
Torque
kgf·cm N·m
180~250 17.6~24.5
340~420 33.3~41.2
550~660 53.9~64.7
630~820 61.7~80.4
Open-end wrench
(fixed)
Flare nut
Connection
pipe
Indoor unit drain hose
Wrap the insulation material
around the connecting portion.
1
Overlap the connection pipe insulation
material and the indoor unit pipe insulation
material. Bind them together with vinyl tape
so that there may be no gap.
2
Set the tubing cutting line upward. Wrap
the area which accommodates the rear
piping housing section with vinyl tape.
Cutting Line
Gas Pipe
Liquid Pipe
Good Case
* Tubing cutting line have to be upward.
Connection pipe
Wrap with vinyl tape
Vinyl tape (wide)
Connecting cable
Vinyl tape(narrow)
3
Bundle the piping and drain hose together
by wrapping them with vinyl tape sufficient
enough to cover where they fit into the rear
piping housing section.
Wrap with vinyl tape
Pipe
Drain hose
15
Insulation material
Cutting Line
Bad Case
Indoor unit pipe
Pipe
Vinyl tape(wide)