4 Electrical and control settings
Unit electrical wiring and connection
SMGB0099 rev.0 - 12/2016
142
Electrical connection
Check that the power supply for the RPI indoor unit is 230 V. If not, replace connectors CN on the TF transformers in the 
electrical box.
? NOTE
The service panel for the indoor unit fan motor is at the bottom of the unit and the electrical box service panel is on the right-hand side.
Open the service panel.
Cut the centre of the rubber bushing in the wiring connection hole.
? NOTE
•  To prevent the screws from falling from the terminal box, do not remove them completely, hold onto the terminal and check that the 
screw is secure through the hole in the terminal.
•  Use the following screws for the terminal box:
 - M4 screw for the power supply.
 - M3.5 screw for the operating line.
Cut inside
Rubber bushing
Follow the steps below to connect the remote control cable or the optional extension wire:
1  Pass the cable through the knock-out hole in the cabinet.
2  Connect the cable to terminals A and B of the terminal strip (TB).
3  Tighten the screw on terminals A and B.
4  Check that the cables are correctly secured.
Follow the steps below to connect the power cables to the terminal 
strip (TB):
1  Where necessary, loosen the screws on terminals L1 and N on 
the terminal strip (TB).
2  Connect the power cables to terminals L1 and N.
3  Tighten the screws on terminals L1 and N.
4  Check that the cables are correctly secured.
Remote control 
(PC-ARFPE)
Power supply wires 
(single phase)
Transmission 
wires
Earth screw
From 0.6 to 6.0 hp
Follow the steps below to connect the communication cables between 
the outdoor and indoor unit to the terminal strip (TB):
1  Where necessary, loosen the screws on terminals 1 and 2 on the 
terminal strip (TB).
2  Connect the communication cables to terminals 1 and 2.
3  Tighten the screw on terminals 1 and 2.
4  Check that the cables are correctly secured.
Follow the steps below to connect the earth wire to the earth 
connection in the electrical box:
1  Where necessary, loosen the screw on the earthing connection in 
the electrical box.
2  Connect the shielded part of the power supply earth wire and the 
signal wiring earth wire to the earth connection.
3  Tighten the screw on the earthing connection in the electrical box.
4  Check that the shielded part of the earthing cables are correctly 
secured.
Firmly secure the cables using a tie inside the electrical box.
Earth wiring
Remote control  
(PC-ARFPE)
Transmission wires
Power supply wires 
(single phase)
From 8.0 to 20.0 hp