Service Manual -
B-VMHxxAV-1
Troubleshooting 6
2.3 Error Display (For Some Outdoor Unit)
Display
Malfunction or Protection
Solution
EC 51
Outdoor EEPROM malfunction
TS21
EL 01
Indoor / outdoor units communication error
TS22
EL 16
Communication malfunction between adapter board and outdoor main board
TS48
PC 00
IPM module protection
TS30
PC 02
Top temperature protection of compressor or High temperature protection of IPM module
TS34
PC 06
Temperature protection of compressor discharge
TS46
PC 08
Outdoor overcurrent protection
TS37
PC 0A
High temperature protection of condenser
TS45
PC 0F
PFC module protection
TS39
PC 10
Outdoor unit low AC voltage protection
TS31
PC 11
Outdoor unit main control board DC bus high voltage protection
TS31
PC 12
Outdoor unit main control board DC bus high voltage protection /341 MCE error
TS31
PC 30
High pressure protection
TS43
PC 31
Low pressure protection
TS33
PC 40
Communication malfunction between IPM board and outdoor main board
TS36
pc 41
Outdoor compressor current sampling circuit failure
TS49
PC 43
Outdoor compressor lack phase protection
TS41
PC 44
Outdoor unit zero speed protection
TS37
PC 45
Outdoor unit IR chip drive failure
TS42
PC 46
Compressor speed has been out of control
TS37
PC 49
Compressor overcurrent failure
TS37
EC 52
Condenser coil temperature sensor T3 is in open circuit or has short circuited
TS27
EC 53
Outdoor room temperature sensor T4 is in open circuit or has short circuited
TS27
EC 54
Compressor discharge temperature sensor TP is in open circuit or has short circuited
TS27
EC57
Refrigerant pipe temperature sensor error
TS27
ec 5c
High pressure sensor is in open circuit or has short circuited
TS27
EC 71
Over current failure of outdoor DC fan motor
TS25
EC 72
Lack phase failure of outdoor DC fan motor
TS40
ec 73
Zero-speed failure of outdoor DC fan motor
TS25
EC 07
Outdoor fan speed has been out of control
TS25
PC 0L
Low ambient temperature protection
TS42
lc 06
High temperature protection of IPM module
TS34
Содержание Comfort-Aire Century A-VMH18SV-1
Страница 10: ...Service Manual B VMHxxAV 1 Contents 1 Model Reference 2 2 External Appearance 3 Model Reference ...
Страница 30: ...Service Manual B VMHxxAV 1 ...
Страница 37: ...Service Manual B VMHxxAV 1 Outdoor Unit 3 3 Panel Plate X430 Square grille ...
Страница 38: ...Service Manual B VMHxxAV 1 Outdoor Unit 4 4 Panel Plate D30 Square grille ...
Страница 39: ...Service Manual B VMHxxAV 1 Outdoor Unit 5 5 2 Service Place Minimim 4 Recommended 12 ...
Страница 42: ...Service Manual B VMHxxAV 1 Outdoor Unit 8 8 A VMH18SV 1 A VMH24SV 1 ...
Страница 45: ...Service Manual B VMHxxAV 1 ...
Страница 103: ...Service Manual B VMHxxAV 1 Troubleshooting 15 ...