78
Indoor Unit
BG/BR Chassis
CONNECTOR NUMBER
LOCATION POINT
FUNCTION
CN-POWER
AC POWER SUPPLY
AC POWER LINE INPUT FOR INDOOR CONTROLLER
CN-MOTOR2
FAN MOTOR OUTPUT
MOTOR OUTPUT OF BLDC
CN-D/PUMP
DRAIN PUMP OUTPUT
AC OUTPUT FOR DRAIN PUMP
CN-COMM
COMMUNICATION
CONNECTION BETWEEN INDOOR AND OUTDOOR
CN-LEV
LEV OUTPUT
LEV CONTROL OUTPUT
CN-FLOAT
FLOAT SWITCH INPUT
FLOAT SWITCH SENSING
CN-PIPE
PIPE SENSOR
PIPE THERMISTOR
CN-PIPE/O
DISCHARGE PIPE SENSOR
DISCHARGE PIPE THERMISTOR
CN-ROOM
ROOM SENSOR
ROOM THERMISTOR
CN-REMO
REMOTE CONTROLLER
REMOTE CONTROL LINE
CN-INFANSUB
STARTING SIGNAL CONTROL
STARTING SIGNAL CONTROL
Wiring Diagrams
Summary of Contents for ARNU Series
Page 13: ...Service Manual 13 External Appearance 2 2 Outdoor Units ARUN1008F20 10HP ...
Page 16: ...16 ...
Page 17: ...Service Manual 17 Indoor Units ...
Page 18: ...18 Indoor Unit ...
Page 30: ...30 Indoor Unit ...
Page 44: ...44 Indoor Unit ...
Page 79: ...Service Manual 79 Outdoor unit ...
Page 88: ...88 Outdoor Unit 5 Wiring Diagrams Wiring Diagrams ...
Page 112: ...112 Outdoor Unit ...
Page 113: ...Service Manual 113 Trouble shooting guide ...
Page 137: ...Service Manual 137 Troubleshooting Guide Resistance measure between phases of compressor ...
Page 142: ...Troubleshooting Guide 142 Outdoor Unit Connector of reactor Connectors of 3phase diode ...
Page 143: ...Service Manual 143 Troubleshooting Guide Connectors of capacitor Check IPM PCB ...
Page 150: ...Troubleshooting Guide 150 Outdoor Unit Pressure switch CHECK VALVE ...
Page 152: ...Troubleshooting Guide 152 Outdoor Unit Measure power input of outdoor unit ...
Page 153: ...Service Manual 153 Troubleshooting Guide Measure power input of outdoor unit ...
Page 156: ...Troubleshooting Guide 156 Outdoor Unit Liquid injection by pass valve ...
Page 157: ...Service Manual 157 Troubleshooting Guide Measure resistance of LEV coil ...
Page 158: ...Troubleshooting Guide 158 Outdoor Unit Heater ...
Page 168: ...Troubleshooting Guide 168 Outdoor Unit Measure input power of outdoor unit ...
Page 172: ...Troubleshooting Guide 172 Outdoor Unit Check main fuse of out door unit ...
Page 176: ...Troubleshooting Guide 176 Outdoor Unit Fan IPM ...
Page 178: ...Troubleshooting Guide 178 Outdoor Unit Measure input power of fan main PCB ...
Page 183: ...Service Manual 183 Exploded View Replacement Parts List ...