R410a Full DC Inverter Mini VRF MCAC-VTSM-2013-12
100 Troubleshooting
6. Error code table
Error code
Content
Note
H0
Communication malfunction between IR341 and main control board
80/105/180
model
E3
120~160 model
E2
Communication malfunction between the indoor chip and outdoor chip.
All models
E4
Pipe temperature T3& ambient temperature T4 sensor malfunction
All models
E5
Outdoor unit voltage protection
All models
E6
DC fan malfunction
All models
E7
Discharge temperature sensor malfunction
80/105/180
model
E9
EEFROM malfunction
80/105/180
model
E0
120~160 model
EA
A fan in the A region run for more than 5 minutes in Heat mode
80/105/180
model
E7
120~160 model
Eb
There are two times E6 fault in 10 minutes (recovery after power off)
80/105/180
model
E8
120~160 model
P1
High pressure protection
All models
P2
Low pressure protection
All models
P3
Compressor current protection
All models
P4
Compressor discharge temperature protection
All models
P5
Condenser T3 high temperature protection
All models
P6
Modules protection
All models
PE
Evaporator high temperature protection
80/105/180
model
P7
120~160 model
P8
Typhoon protection
All models
L0
Module malfunction
80/105/180
model
L1
DC generatrix low voltage protection
80/105/180
model
L2
DC generatrix high voltage protection
80/105/180
model
L4
MCE malfunction
80/105/180
model
L5
Zero speed protection
80/105/180