INNOVAIR DC INVERTER NEXXOS
SERVICE MANUAL
2. Electrical Wiring Diagrams
2.1 Indoor unit
Abbreviation
Paraphrase
Y/G
Yellow-Green Conductor
ION
Positive and Negative Ion Generator
CAP
Capacitor
PLASMA
Electronic Dust Collector
to CCM Comm.Bus
Central Controller (for CAC)
X Y E
485 Communication Line
L
LIVE
N
NEUTRAL
Heater
The Electric Heating Belt of Indoor Unit
T1
Indoor Room Temperature
T2
Coil Temperature of Indoor Heat Exchanger Middle
T3
Coil Temperature of Condenser
T4
Outdoor Ambient Temperature
TH
Compressor Suction Temperature
EEV
Electirc Expansive Valve
TP
Compressor Discharge Temperature
T2B
Coil Temperature of Indoor Heat Exchanger Outlet
5