ELECTRICAL WIRING
The main power is supplied to the outdoor unit. System must be on a single dedicated circuit.
Use appropriate wire size and circuit breaker (or fuse) size for proper system overcurrent
protection. Follow all local building codes and NEC (National Electrical Code) regulations.
Interconnecting Cable Wiring Diagram
The indoor unit is powered by the outdoor unit. The interconnecting cable between the outdoor
and indoor unit must be a 14/4 AWG stranded copper conductors THHN 600V unshielded wire.
The interconnecting cable should not be buried underground and must be recognized by UL or
ETL and CSA certified.
Note: Use shield cable if installation is in close proximity of RF and EMI transmitting devices.
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