9. Electrical Wiring Diagrams
Abbreviation
TO CCM Comm.Bus
IDU Capacity (Btu/h)
24k~60k
Y/G
CAP
FAN
ECM
T1
T2A
T2B
T2
IDU-Air Handler 12
IDU Wiring Diagram
16023000011626
Paraphrase
Yellow-Green Conductor
Indoor Fan Capacitor
Indoor Fan Motor
Indoor ECM Motor
Central Controller
Indoor Room Temperature Sensor
Indoor Coil Inlet Temperature Sensor
Indoor Coil Outlet Temperature Sensor
Indoor Coil Temperature Sensor
Service Manual - VCDxxSA