22
Installation Procedure
English
Instal
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Step 13 Optional: Installing external
controller
Accessories (External controller : MIM-B14)
External Controller
PCB Case
Haness Wire
Haness Wire
Screw
1
Fix the case at with bolts on the side of the control box in the
indoor unit.(See the picture).
2
Attach the external controller PCB to the case in the control
box of the indoor unit.
3
Connect the harness wires.
Accessories (SPI module : MSD-EAN1)
Refer to the SPI module(MSD-EAN1) installation manual for
the more information.
Step 14 Connecting the power and
communication cables
CAUTION
• Always remember to connect the refrigerant pipes before
performing the electric connections. When disconnecting
the system, always disconnect the electric cables before
disconnecting the refrigerant pipes.
CAUTION
• Always remember to connect the air conditioner to the grounding
system before performing the electric connections. Use a crimp
ring terminal at the end of each wire.
The indoor unit is powered through the outdoor unit by
means of a H07RN-F connection cable (or a more power
model), with insulation in synthetic rubber and a jacket
in polychloroprene (neoprene), in accordance with the
requirements specified in the standard EN 60335-2-40.
1
Remove the screw on the electrical component box and
remove the cover plate.
2
Route the connection cord through the side of the indoor
unit and connect the cable to the terminals refer to the
figure below.
3
Route the other end of the cable to the outdoor unit through
the ceiling & the hole on the wall.
4
Reassemble the electrical component box cover, carefully
tightening the screw.
