Haier QACT17A Installation And Operation Manual page 18

Wiring Connections
3. Non-MRV Wall Mount (AW...)
High Wall
WK-B
connect with WK-B is considered as
main unit 0.
(2) Remove the jumpers on CN3 and CN4.
(3) The wired control must connect to CN1
of the WK-B main unit (unit 0).
(4) Connect the CN2 on the main unit (unit
0) to the next WK-B subordinate unit
(unit 1) CN1 or CN2. Only the main unit
(unit 0) must use CN1 for the control.
All others may use CN1 or CN2. See
Picture 2.2.
(5) Set the dipswitch address of the WK-B
adapter. The adapters ship with all
C:
Two controllers on one indoor
Indoor 1
Wired controller
A B C
Polar wire
A B C
Wired controller
Notice: For wired controller connection and warranty details, please follow
the corresponding indoor unit installation instructions.
Unit 1
Unit 0
SW1
(main unit)
A B C A B C A B C
W ired controller
Unit #
0*
1
2
3
4
5
6
7
Polar wire
A B C
Wired controller
... ...
SW1
A B C
Dipswitch position
1 2 3
on
on
on
on
on on
on on
* Unit 0 is connected directly to the control and is main
Indoor PCB board
17
Unit 15
SW1
A B C
A B C
Dipswitch position
4 Unit # 1 2
8 on
on 9 on
10 on
on 11 on
12 on on
on 13 on on
14 on on
on 15 on on
LED3/R LED4/G
WK-B
SW1
CN4
LED2/G LED1/R
CN3
CN5 CN1 CN2
A B C
A B C
Polar wire
A B C
Wired controller
3 4
on
on
on on
on
on
on on
A B C
Wired controller