Hitachi RCI Service Manual page 135

Indoor units system free series & complementary systems
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4 Electrical wiring
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
(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.
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.
RPI-(0.8-1.5)FSN2ETerminal board connections
Cover the cables and the hole using a sealant to protect them from
condensation and insects.
PCB
Printed circuit board.
TF
Transformer.
TB
Terminal strip.
123
SMGB0063 rev. 1 - 10/2010
Part
4

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