17
3. Non-MRV Wall Mount (AW...)
Wiring Connections
SW1
W
ired controller
Unit 0
... ...
(master unit)
Unit 1
Unit 15
AB C A B
B
B
C
C
C
A
A
A B C
A B C
SW1
SW1
High Wall
WK-B
(1) The first high wall indoor unit to
connect with WK-B is considered as
master unit 0.
(2) Remove the jumpers on CN3 and CN4.
(3) The wired control must connect to CN1
of the WK-B master unit (unit 0).
(4) Connect the CN2 on the master unit
(unit 0) to the next WK-B slave unit (unit 1)
CN1 or CN2. Only the master 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
switches off (master).
C:
Two controllers on one indoor
Notice: For wired controller connection and warranty details, please follow
the corresponding indoor unit installation instructions.
LED3/R LED4/G
A
B
C
A
B
C
Wired controller
Wired controller
Polar wire
SW1
CN4
CN3
CN5 CN1
A B C
A B C
CN2
1 2 3 4
LED1/R
LED2/G
WK-B
Indoor PCB board
2. Non-MRV Wall Mount (AW…)
1. Cassette ( AB…AL…MVAB…MVAL…)
Ducted (AD…AM…MVAD…MVAH…)
MRV Wall Mount (MVAW…)
A B C
A B C
A B C
Indoor 1
Wired controller
Polar wire
Wired controller
Polar wire
Wired controller
Dipswitch position
Dipswitch position
Unit #
1
2
3
4
Unit #
1
2
3
4
0*
off off off off
8
on
off
off
off
1
off off off
on
9
on
off
off
on
2
off off
on
off
10
on
off
on
off
3
off off
on on
11
on
off
on
on
4
off
on
off off
12
on on
off
off
5
off
on
off
on
13
on on
off
on
6
off
on on
off
14
on on
on
off
7
off
on on on
15
on on
on
on
* Unit 0 is connected directly to the control and is master
