Haier QACT17A Installation And Operation Manual page 18

Wiring Connect ions
3. Non- MRV Wall Mount (AW...)
High Wall
WK-B
connect wit h WK- B is considered as
main unit 0.
(2) Remove t he jumpers on CN3 and CN4.
(3) The wired cont rol must connect to CN1
of t he WK- B main unit (unit 0).
(4) Connect t he CN2 on t he main unit (unit
0) to t he next WK- B subordinate unit
(unit 1) CN1 or CN2. Only t he main unit
(unit 0) must use CN1 for t he cont rol.
All ot hers may use CN1 or CN2. See
Pict ure 2.2.
(5) Set t he dipswitch address of t he WK- B
adapter. The adapters ship wit h all
C:
Two cont rollers on one indoor
Indoor 1
Wired controller
A B C
Polar wire
A B C
Wired controller
Not ice: For wired cont roller connect ion and warranty det ails, please follow
t he corresponding indoor unit inst allat ion inst ruct ions.
Unit 0 Unit 1
SW1
(main unit )
A B C A B C
A B C
W ired cont roller
Unit #
0*
1
2
3
4
5
6
7
Polar wire
A B C
Wired controller
... ...
SW1
A B C
Dipswitch posit ion
1 2 3
on
on
on
on
on on
on on
* Unit 0 is connected direct ly to t he cont rol and is main
Indoor PCB board
17
Unit 15
SW1
A B C
A B C
Dipswitch posit ion
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 cont roller
3 4
on
on
on on
on
on
on on
A B C
Wired cont roller