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VMH 09/12/18/24 SD Inverter Mini-Split
Electrical Work
Outdoor unit power and
communication cable wiring
1. Remove the electrical control cover from the
outdoor unit (Fig. 24).
2. Connect power supply wires to the right side of
the outdoor unit's terminal strip. (Fig. 25)
3. Connect the green/yellow ground from the power
supply wire to ground terminal. (Fig. 25)
4. Connect the communication cable from the
indoor unit to the outdoor unit's terminal strip on
the left side. (Fig. 25)
5. Connect the ground wire of the communication
cable to the ground terminal. (Fig. 25)
6. To prevent water from entering in the unit, form a
loop in the cable (Fig. 26).
7. Insulate any unused conductors with electrical
tape, so that they do not touch any other
exposed electrical or metal parts.
Fig. 26
Air inlet(side)
Air outlet
Air inlet(rear)
Cover
Screw
Loop the cable
Outdoor Unit
To power supply
To indoor unit
To indoor unit
14
Heat Controller
Connecting cable
Power supply cord
Cover control
Fig. 24
Fig. 25
Terminal block of outdoor unit
To power supply
OR
To power supply
Conduit panel
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