4 Electrical wiring
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4
SMGB0077 rev.0 - 01/2013
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 (TB1):
C A U T I O N
• To connect a power supply with neutral, connect the cables to terminals L1 and N on the terminal strip (TB1).
• To connect a power supply without neutral: make the connection to terminals L1 and L2 on the terminal strip
(TB1).
1 Where necessary, loosen the screws on terminals L1 and N or L1 and L2, as applicable, on the terminal strip (TB1).
2 Connect the power cables to terminals L1 and N or L1 and L2, as applicable.
3 Tighten the screws on terminals L1 and N or L1 and L2, as applicable.
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
(TB1):
1 Where necessary, loosen the screws on terminals 1 and 2 on the terminal strip (TB1).
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.
Cover the cables and the hole using a sealant to protect them from
condensation and insects.
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