4 Electrical wiring
143
4
SMGB0077 rev.0 - 01/2013
Electrical connection
Check that the power supply for the RPIM indoor unit is 230 V. If not, replace connectors CN on the TF transformers in the
electrical box.
N O T E
The service access panel for the indoor unit fan motor is at the bottom of the unit.
Remove the service access panel.
Cut the centre of the rubber bushing in the wiring connection hole.
N O T E
• To prevent the screws from falling from the terminal box, do not remove them completely, hold onto the termi-
nal 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.
Follow the steps below to connect the remote control cable or the
optional extension wire:
1 Pass the cable through the knockout hole in the cabinet.
2 Connect the cable to terminals A and B of the terminal strip
(TB1).
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.
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.
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