Daikin One+ Installation & Commissioning page 13

Installing Daikin One+
Maximum wire distance between the Daikin One+ and the

indoor unit should not exceed 100 feet using 18 gauge wire.
Wiring communicating indoor unit to communicating

outdoor units
Connect 1, 2, C and R from the Daikin One+, to 1, 2, C and R at

the indoor unit.
Connect wires 1 and 2 from the indoor unit to 1 and 2 at the

outdoor unit.
Wiring communicating indoor unit to non-communicating

outdoor units.
Connect 1, 2, C and R from the Daikin One+, to 1, 2, C and R at

the indoor unit.
Connect wire Y1 from the indoor unit to Y1 at the outdoor unit.

© 2019 Daikin North America, LLC
13
Data Line 1
1
2 Data Line 2
24 volt common
C
24 volt power
R