Haier Super Match Series Service Manual page 164

Operation
• Wiring connections of wire controller:
There are three methods to connection wire controller and the indoor units:
A.One wired controller can control max. up to 16 sets of indoor units, and 3 pieces of polar wire must connect
the wire controller and the master unit (the indoor unit connected with wire controller directly), the others
connect with the master unit through 2 pieces of polar wire.
B. One wire controller controls one indoor unit, and the indoor unit connects with the wire controller through 3
pieces of polar wire.
C. Two wired controllers control one indoor unit. The wire controller connected with indoor unit is called master
one, the other is called slave one. Master wire controller and indoor unit; master and slave wire controllers are
all.
Note:For some slim duct type and middle ESP duct type (The PCB spare part number of which is 0151800175
or 0151800173), there will be a different wiring method, please refer to the service manul to get the wiring
details.
• Communication wiring:
Communication wiring length(m) Dimensions of wiring
< 100
≥ 100 and <200
≥ 200 and <300
≥ 300 and <400
≥ 400 and <500
* One side of the shielded sheet of communication wire must be earthed.
2
0.3mm x3-core shielded wire
2
0.5mm x3-core shielded wire
2
0.75mm x3-core shielded wire
2
1.25mm x3-core shielded wire
2
2mm x3-core shielded wire
163
Super Match