Midea MC-SU60-RN1L

Aqua Tempo Super II
201709 93
Part
4 - Diagnosis and Troubleshooting
4.22 H6 Troubleshooting
Digital display output 4.22.1
Description 4.22.2
 DC bus voltage protection.
 Only occurred in standby status.
 Error code is displayed on main PCB and user interface.
Possible causes 4.22.3
 Abnormal power supply voltage
 Loosened wiring within electric control box.
 High voltage circuit error.
 AC filter board damaged.
 3-pahse bridge rectifier damaged.
 Compressor Inverter module damaged.
Procedure 4.22.4
Refer to P6 protection: xL1 and Xl2.