37MGRA EL 16 (Communication Malfunction Between Adapter Board and Outdoor Main Board Diagnosis and Solution)
Troubleshooting workflow for EL 16.
37MGRA Diagnostic Codes
37MGRA PC 45 (ODU IR chip drive failure diagnosis and solution)
Troubleshooting workflow for PC 45.
37MGRA PC 45 (ODU IR chip drive failure diagnosis and solution) Read More »
37MGRA PC 08 (Current overload protection)/ PC 42 (Compressor start failure of outdoor unit)/ PC 44 (ODU zero speed protection) / PC 46 (Compressor speed has been out of control)/ PC 49 (Compressor overcurrent failure)
Troubleshooting workflow for PC 08, PC 42, PC 44, PC 46, PC 49.