Midea MV5-X252W/V2GN1 - 4.9 xH0, H1 Troubleshooting; 4.9.1 Digital display output; 4.9.2 Description; 4.9.3 Possible causes

V5 X VRF 50/60Hz
64 201608
Midea V5 X Series Service Manual
4.9 xH0, H1 Troubleshooting
Digital display output 4.9.1
In the error code, 'x' is a placeholder for the compressor system (compressor and related electrical components), with 1
representing compressor system A and 2 representing compressor system B.
Description 4.9.2
 1H0 indicates a communication error between the main control chip and the compressor A inverter driver chip.
 2H0 indicates a communication error between the main control chip and the compressor B inverter driver chip.
 H1 indicates a communication error between the main control chip and the communication chip.
 All units stop running.
 Error code is only displayed on the unit with the error.
Possible causes 4.9.3
 Power supply abnormal.
 Transformer malfunction.
 Interference from a source of electromagnetic radiation.
 Main PCB damaged.