Carrier CRF-30-CM, Инструкция по установке и эксплуатации

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2.4.4 Fault and protection code table
Installation & Owner
‘
s Manual
24
Fault code
EF
EE
ED
EC
EB
EA
E9
E8
E7
E6
E5
E4
E3
E2
E1
E0
07#
06#
05#
04#
03#
02#
01#
00#
Fault of communication between centralized controller and computer (gateway)
Fault of communication between centralized controller and functional module
Fault of communication between centralized controller and network interface module
Fault of communication between network interface module and main control board
Other faults
Water level detection faults
Reserved
Cleaning fault
Inverter module protection
Over-current of compressor(4 times)
Fault of communication between main board and display board
Air speed detection out of control
EEPROM error
Zero crossing detection error
Outdoor unit fault protection
T2B sensor fault
T2A sensor fault
T1 sensor fault
Communication fault
Phase order error or phase loss
Fault content Description
Protection
code
PF
PE
PD
PC
PB
PA
P9
P8
P7
P6
P5
P4
P3
P2
P1
P0
Other protection
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Over-current of compressor
Power supply over-voltage and undervoltage protection
Discharge low pressure protection
Discharge high pressure protection
Discharge pipe temperature protection
Compressor temperature protection
Condenser high-temperature protection
Anti cool air or defrost protection
Evaporator temperature protection
Protection content
Description