York TIWM006B21S Installation And Maintenance Manual page 33

(10) Wired Controller Connections.
When the wired controller or receiver kit is used, the setting
of SW2 is required.
(a) Wired Controller at each unit for an individual operation setting
Outdoor Unit
(b) Single Wired Controller for an individual operation setting
Outdoor Unit
(c) Wired Controller connections between different refrigerant cycles
Outdoor Unit
Wired
Controller
1. The DIP switch settings for the outdoor unit should be performed in accordance with the "Installation and
Maintenance Manual" for the outdoor unit.
2. Be aware that communication cable for the wired controller is required in these instances:
a The following functions are set to the sub unit which is not installed with the wired controller.
• Remote ON/OFF function settings, (No.1, 2, and 3), (External Input / Output Function)
• Power supply ON/OFF functions, (No.1 and 2), (Function Selection)
• Prohibiting the wired controller after manual stoppage (External Input / Output Function)
• Group setting by the centralized controller
b The address for the indoor unit is changed from the wired controller.
P5417052
Indoor Unit Indoor Unit
A B
Wired Wired
Controller Controller
Indoor Unit Indoor Unit
A B
Wired
Communication cables
Controller
for the wired controller
are necessary.
Indoor Unit Indoor Unit
A B A B
Wired
Controller
Individual
Simultaneous
(Thermo ON / OFF individually)
NOTICE
A B
A B
Indoor Unit Indoor Unit
A B
A B
Individual
DIP Switch PCB
SW2
Wired
Wireless
Change to "Wired" .
Outdoor Unit
Wired
Controller
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