ELECTRICAL WIRING
Outdoor
L1(L) L2(N)
Ground Fault Interruptor
Circuit Breaker
Power Source: 208/230V~, 60Hz
Indoor 1
L1(L) L2(N)
Power Source: 208/230V~, 60Hz
• Indoor units must share one single electrical breaker. Circuit breaker specifications should be
calculated. It is recommended to have both indoor & outdoor units connected to GFCI and surge
devices.
Signal Wiring Drawing
18
Ground Fault Interruptor
Circuit Breaker
Communication wire between indoor
and outdoor without polarity
......
Indoor 2
L1(L) L2(N)
Indoor 9
L1(L) L2(N)
Control wire for wired controller
with polarity
31-5000553 Rev. 1