Midea MDV-335(12)W/D2RN1T(C)

V4+R VRF 50/60Hz
201608 65
Part 5 - Diagnosis and Troubleshooting
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.