Mitsubishi 1102 Error Code

Code Text Description Cause Check Procedure Technical Support Notes 1102 High compressor discharge temperature.Compressor discharge temperature has exceeded 100+ degrees. Insufficient cooling of the compressor caused by lack of refrigerant or a restriction in the refrigerant circuit, high ambient running conditions or airflow problems on either indoor or outdoor unit (depending on running mode), over

Mitsubishi 0403 Error Code

Code Text Description Cause Check Procedure 0403 Serial Transmission Abnormality. Transmission fault between PCB’s in the outdoor unit. The fault occurs when there is a communication issue between PCB’s in the outdoor unit.-If the model number is a YMFB, YMFC or YEM-A then the fault is between the main board and inverter board.-If the model