DC Inverter U-match Series Cassette Type Unit
45
(5) Electrical wiring of indoor unit and Electrical wiring of outdoor unit.
①. High and low voltage wires should be led through different rubber rings of the
electric box cover.
②. Do not bundle up the connection wire and communication wire of wired control
or lay them side by side, otherwise errors will occur.
③. High and low voltage wires should be secured separately. Secure the former
ones with big clamps and the latter ones with small clamps.
④. Use screws to tighten up the connection wires and power cords of indoor and
outdoor units on the terminal board. Wrong connection may lead to fire hazard.
⑤. If the connection wires of indoor unit (outdoor unit) and power cords are not
correctly connected, the air conditioner may get damaged.
⑥. Ground the indoor and outdoor units through connecting the ground wire.
⑦. The units should comply with applicable local and national rules and
regulations on power consumption.
⑧. When connecting the power cord, make sure the phase sequence of the
power supply matches with the corresponding terminals, otherwise the
compressor will get reversed and operate abnormally.
1) Indoor side.
Take off the electric box cover from the sub-assembly of electric box. Then
connect the wires. Connect the connection wires of indoor unit according to the
corresponding marks.
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