MCAC-VTSM-2016-10 R410A All DC Inverter Mini VRF
Troubleshooting 75
3 Error code table
Error code
Content
Note
HF
Not matched with M_HOME indoor unit
Only display on 18kW
E0
EEPROM malfunction
For 12~16kW model
E9
For 18kW model
E2
Communication malfunction between indoor/outdoor units
All the unit
E3
Communication malfunction in outdoor PCB
For 12~16kW model
H0
For 18kW model
E4
T3&T4 temperature sensor malfunction
All the unit
E5
Outdoor unit voltage protection
All the unit
E6
DC fan error
All the unit
E7
Discharge Sensor Malfunction
For 12~16kW model
EA
For 18kW model
E8
There are two times E6 fault in 10 minutes (recovery after
power off)
For 12~16kW model
Eb
For 18kW model
P0
Reserved
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P1
High pressure protection
All the unit
P2
Low pressure protection
All the unit
P3
Compressor current protection
All the unit
P4
Compressor discharge temperature protection
All the unit
P5
Condenser high temperature protection
All the unit
P6
IPM modules protection
All the unit
P7
Evaporator high temperature protection
For 12~16kW model
PE
For 18kW model
P8
Typhoon protection
All the unit
L0
Module malfunction
For 18kW model
L1
DC generatrix low voltage protection
For 18kW model
L2
DC generatrix high voltage protection
For 18kW model
L3
Reserved
For 18kW model
L4
MCE malfunction/simultaneously/cycle loop
For 18kW model
L5
Zero speed protection
For 18kW model
L6
Reserved
----
L7
Wrong phase protection
For 18kW model
L8
Speed difference>15Hz protection between the front and the
back clock
For 18kW model
L9
Speed difference>15Hz protection between the real and the
setting speed
For 18kW model