haier AD422BMBAA - Manual (Page 28)

26
Screw hole
Switch
Back cover wire
controller
Upper cover of
wire controller
Arrange wire
from this part
AB CD
Installation procedure Install wire controller
1.Remove the upper cover of wire controller
The PC board is installed on the back cover of
wire controller. When remove the upper cover,
pay attention not to damage PC board.
2.Install wire controller
Drill 2 wall holes according to the position of the 2 screw holes on the back
cover of wire controller, then hit wood in the wall holes. Put the 2 screw h-
oles on the back cover of wire controller properly to its corresponding wood,
then use wood screws to fix the back cover on the wall.
Note:
Install the back cover of wire controller on the even wall as possible as can.
When tightening the wood screw, do not use to tight force, otherwise the wire
controller may be damaged.
Switch
Under this series, the switch is set as:1.ON 2. OFF 3. OFF 4.OFF
3.Indoor unit wire connection
Connect the terminals (A, B, C, D,) on the wire controller to the terminals on
the indoor PC panel (A, B, C, D,) respectively.
Dimension of signal wire:
Type of wire Shield wire (4 cords)
Dimension
*
The connection between indoor unit
and wire controller and indoor unit
and outdoor unit should use shield
wire. And the two ends of the shield
wire should be grounded, otherwise,
the disturbance will cause unit abn-
ormal operation.
Note:When connecting wire, please keep a
certain distance between signal wire
and electric wire. (over 10mm)
4. Cover the wire controller upper cover
Pay attention not to press the connection wire.
Note: (1) The power switch and the signal
wire are self-provided.
(2) Do not touch PC board by hand.
Upper cover of
wire controller
Back cover
of wire
controller
Note:
Confirm the connection part of terminals
is firm and will not touch shield wire.
0.33mm
2
Grounded
Shield wire
Grounded
Mark
1
2
3
ON
3 grades fan speed
Have rise and drop
Swing
OFF
2 grades fan speed
No rise and drop
Not Swing
4
The collection temperature
of main panel The collection temperature
of panel