How to fix outdoor compressor discharging temperature (Td1, Td2) too high failure in Haier MRV 5-RC AS162MNERA Heat Pump?
If the outdoor compressor discharging temperature (Td1, Td2) is too high in your Haier Heat Pump, the suggested solution is to have the discharging temperature sensor replaced by after-sales personnel on site.
What to do if four-way valve reversing failure in Haier MRV 5-RC AS162MNERA Heat Pump?
In case of a four-way valve reversing failure in your Haier Heat Pump, the suggested solution is to have it correctly replaced by after-sales service on site and ensure the refrigerant is sufficient.
Comprehensive guidelines for safe and correct outdoor unit installation.
Electrical wiring diagram for the one-by-four valve box PCB.
List and description of various failure codes for outdoor units.
Detailed troubleshooting guides for common failure codes and issues.
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