Samsung AC026MNLDKH, Installation Manual, Page: 22 / 36

22
Installation Procedure
Ins
tallation Pr
oc
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English
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 H07 RN-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.