ELECTRICAL WIRING
Dip Switch Setting
• The dip switch is set to the "On" position if "1" is indicated in the table. The dip switch is set to the "Off" position if "0" is
indicated in the table.
• Dip switches set in the factory to on are marked with red.
Definition principles of code switches:
(A) Definition of SW01:
• SW01_1-4 is used to set indoor address when grouping multiple indoor units connected to single wired controller
YRE16B or YR-E17.
• SW01_5-8 set capacity of the indoor unit (factory set). Must only set when replacing board.
SW01_1
Address of wire
SW01_2
controlled indoor unit
SW01_3
(group address)
SW01_4
SW01_5
Capability of indoor unit
SW01_6
SW01_7
SW01_8
Note : A wired controller can be connected to sixteen ultra thin air-duct indoor units maximum.
20
[1]
[2]
[3]
[4]
Address of wire controlled indoor unit (group address)
0
0
0
0
0# (wire controlled main unit) (default)
0
0
0
1
1# (wire controlled sub unit)
0
0
1
1
2# (wire controlled sub unit)
0
0
1
1
3# (wire controlled sub unit)
•••
•••
•••
•••
•••• •••
1
1
1
1
15# (wire controlled sub unit)
[5]
[6]
[7]
[8]
Capability of indoor unit
0
0
0
1
7000BTU
0
0
1
0
9000BTU
0
0
1
1
12000BTU
0
1
1
0
18000BTU
0
1
1
1
24000BTU
1
0
1
0
36000BTU
1
0
1
1
48000BTU
1
1
0
0
54000BTU
1
1
0
1
72000BTU
1
1
1
0
96000BTU
31-5000553 Rev. 1