Electrical Wiring - Haier AD322MMAHA Operation & Installation Manual

Electrical Wiring

1. Remove the upper cover of wired controller.
(Do not damage the PC panel on the rear cover of line control when removing the upper cover).
ON/OFF
2. Install the wired controller.
Drill two holes on the wall according to the
positions of two bolts on the rear cover of
the line control, plug a peg into each hole,
and fix the rear cover on the wall with the
wood screws onto the holes.
3. Changeover of the switch.
For details, please refer to the dialing code instruction of line control at page 30.
4. Wiring:
One wired controller controls one indoor
unit
wired controller indoor unit
A
B
C
One line controls multiple indoor units. Meanwhile, adjust the disc dialing code SW01
of indoor units (0 stands for the main unit,1-15 stands for the other sub units in sequence
indoor
wired controller
unit 1
A
B
C
main unit
Note: Shielded lines must be used for the connection between indoor unit control panel and line
control as well as the signal line connection between indoor units and outdoor units so that
the shielded lays of signal lines of indoor & outdoor units are connected with each other
and the shielded lay at the side of the signal line of outdoor unit are one-point grounded.
Or disturbance will lead to abnormal operation of the machine. Make sure that the connection
at terminals is so rigid as to avoid contacting the shielded lines.
5. Close the upper cover of line control without pressing the connection.
Note: 1.Electrical switches and signal lines are self-provided.
upper cover of
wired controller
rear cover of
wired controller
LED
A
B
C
indoor indoor
unit 2 unit 3
A A
B B
C C
sub unit sub unit
2. Donít touch the PC panel with your hands.
J06 J03
Note: Install the back cover of the wired
controller on even wall surface and screw
the wood bolt slightly in order not to
damage the wired controller.
Main & auxiliary wired controllers control one
indoor unit
main
wired controller
A
B
C
A
B
grounding
C
25
changeover switch
screw hole
rear cover of
wired controller
D1 D2
auxiliary
wired controller indoor unit
A
B
C
shielded line
A
B
C