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For simultaneous twin systems, perform the following to conform to EMC standards.
1. Be sure to use shield wire for remote controller wiring.
2. Connect earth wire independently to each indoor unit.
3. Attach the ferrite core (white) supplied with the outdoor unit to indoor/outdoor connecting wires.
• Pass indoor/outdoor connecting wires a and b through the supplied ferrite core and wind them making a single turn,
and then connect them to the terminals of the outdoor unit. Connect the indoor/outdoor connecting wire c and the earth
wire directly to the outdoor unit terminals.
4. Attach the clamp filter (gray) supplied with the outdoor unit to the outdoor fan motor lead wire.
• Attach the supplied clamp filter securely to the fan motor lead wire (lower) in the electric parts box of the outdoor unit.
• For how to install the indoor unit, refer to the Installation Manual supplied with the indoor unit.
1. Attaching the ferrite core
* Clamp the indoor/outdoor connecting wire c and the earth wire together with the ferrite core with the supplied banding band.
Stripping length power cord and connecting wire
To indoor unit
terminal block
2
3
1
1
2
3
Earth screw
Banding band
Connecting wire
Pipe valve fixing plate
L N
1 2 3
10
10
160
110
(mm)
Earth wire
Connecting wire
WARNING
Power supply
terminal block
L
N
Earth screw
Power supply wire
10
L N
10
10
50
170
40
Earth wire
Power supply wire
8
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