AERMEC MGH R410A Manuel D'installation page 12

3. Insert the connecting cable into the indoor
unit.
Don't connect the cable to the indoor unit.
Make a small loop with the cable for easy
connection later.
4. Tape the drain hose and the connecting
cable.
• Connecting cable
5. Indoor unit installation
Hang the indoor unit from the hooks at the top
of the installation plate.
Insert the spacer etc. between the indoor unit
and the installation plate and separate the
bottom of the indoor unit from the wall.
Indoor unit
Installation plate
8cm
6. Connecting the pipings to the indoor unit and
the drain hose to drain pipe.
Align the center of the pipings and sufficiently
tighten the flare nut by hand.
Indoor unit tubing
Tighten the flare nut with a wrench.
Torque
wrench
Indoor
unit tubing
Spacer
Flare nut Pipings
Spanner (fixed)
Flare nut
Connection
pipe
Outside diameter
mm
Ø6.35
Ø9.52
Ø12.7
Ø15.88
Ø19.05
When extending the drain hose at the indoor
unit, install the drain pipe.
Drain hose
Adhesive
7. Wrap the insulation material around the
connecting portion.
Overlap the connection pipe heat insulation
and the indoor unit pipe heat insulation
material. Bind them together with vinyl tape so
that there is no gap.
Plastic bands
Wrap the area which accommodates the rear
piping housing section with vinyl tape.
Connection
pipe
Vinyl tape
(wide)
Connecting
cable
9
Torque
inch mm
1/4 1.8
3/8 4.2
1/2 5.5
5/8 6.6
3/4 6.6
Indoor unit drain hose
Vinyl tape (narrow)
Insulation material
Indoor
unit piping
Wrap with vinyl tape
Pipe
Vinyl tape
(narrow)