Haier SYJS-0308 Service Manual page 124

Wire connection for built-in indoor unit
Insert from outside the connection wire and signal transmission wire through the wall hole
with pipeline already arranged.
Pull out the front ends of connection wire and signal wire and make a circle on the signal
wire.
Connect the connection wire according to the connection method and indoor and outdoor
wiring diagram.
Pull the connecting conductor outwards slightly to confirm it is clamped tightly.
Connect the plug for connecting the signal wire with the plug of the signal wire connected
from the indoor unit.
After wire connection is finished, install wire clips using the same method for connection
wire clamping.
Note: When connecting the indoor unit and the outdoor unit, please do connect the wires
with the same color terminals.
Notes:
Before connecting the conductors between indoor unit and outdoor unit, check for the number
on the indoor and outdoor units connecting terminals. Connect the terminals with the same
color and number with a wire.
Wrong connection would damage the controller of the air conditioner or the machine couldnt
operate.
Do not connect the connection wire and signal wire with the same cable. They shall be
connected respectively to ensure system normal operation.