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Troubleshooting
102
Electrical Control System
2.2 Indoor unit malfunction
For floor standing
:
Malfunction
Error Code
Indoor EEPROM malfunction
E0
Communication malfunction between indoor and outdoor units
E1
Open or short circuit of T1 temperature sensor
E4
Open or short circuit of T2 temperature sensor
E5
Refrigerant leakage detection
EC
Outdoor unit is faulty (for old communication protocol)
Ed
Overcurrent protection (For some units)
F0
Open or short circuit of T4 temperature sensor
F1
Open or short circuit of T3 temperature sensor
F2
Open or short circuit of T5 temperature sensor
F3
Outdoor EEPROM malfunction (For some units)
F4
Open or short circuit of T2B temperature sensor
F6
IPM module malfunction
P0
Over voltage or over low voltage protection
P1
High temperature protection of top of compressor
P2
Too low ambient temperature protection
P3
Inverter compressor drive protection
P4
Sensor of outdoor IGBT is faulty
P7
Summary of Contents for KV24 ODU-ARF21C
Page 1: ......
Page 6: ...Nomenclature 4 General Information 3 Nomenclature 3 1 Indoor Outdoor Unit...
Page 11: ...Features Indoor Units 9 Alarm lamp Long distance on off controller...
Page 13: ...Service Space Indoor Units 11 3 Service Space 1000mm 1000mm 1000mm 1000m m...
Page 19: ...Field Wiring Indoor Units 17 9 Field Wiring 24K 36K...
Page 20: ...Field Wiring 18 Indoor Units 48K 60K...
Page 34: ...Field Wiring 32 Indoor Units 10 Field Wiring 24K 36K...
Page 35: ...Field Wiring Indoor Units 33 48K 60K...
Page 39: ...Service Space Indoor Units 37 3 Service Space...
Page 44: ...Ceiling Floor Type 42 Ceiling Floor Type 9 Field Wiring 24K 36K...
Page 45: ...Ceiling Floor Type Ceiling Floor Type 43 48K 60K...
Page 49: ...Service Space Floor standing Type 47 3 Service Space...
Page 50: ...Wiring Diagrams 48 Floor standing Type 4 Wiring Diagrams KV36FM ARF21C KV60FM ARF21C...
Page 55: ...Field Wiring Floor standing Type 53 9 Field Wiring 36K...
Page 56: ...Field Wiring 54 Floor standing Type 60K...
Page 59: ...Dimensions Outdoor Units 57 Model KBtu h Unit mm W D H W1 A B 48 60 952 415 1333 1045 634 404...
Page 62: ...Wiring Diagrams 60 Outdoor Units 4 Wiring Diagrams KV24ODU ARF21C KV36ODU ARF21C...
Page 63: ...Wiring Diagrams Outdoor Units 61 KV48ODU ARF21C KV60ODU CRF21C...
Page 103: ...Troubleshooting Electrical Control System 101 2 1 5 Display board of floor standing...
Page 113: ...Troubleshooting Electrical Control System 111 2 4 4 2 E1 malfunction For 485 communication E1...
Page 114: ...Troubleshooting 112 Electrical Control System 2 4 4 3 J4 malfunction J4...
Page 116: ...Troubleshooting 114 Electrical Control System 2 4 4 5 P6 malfunction P6...
Page 117: ...Troubleshooting Electrical Control System 115 2 4 4 6 J5 malfunction J5...
Page 119: ...Troubleshooting Electrical Control System 117 2 4 4 8 F0 malfunction F0...
Page 123: ...Troubleshooting Electrical Control System 121 2 4 4 12 J0 malfunction J0...