How to fix outdoor compressor discharging temperature (Td1, Td2) too high failure in Haier MRV 5-RC AS282MNERA?
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 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.
Detailed technical specifications for various outdoor unit models.
Shows main board port definitions and wiring connections for the system.
Defines operational limits for cooling and heating modes.
Covers safety precautions and general installation guidelines for the unit.
Shows the PCB layout and wiring connections for the one-by-four valve box.
Details installation procedures and safety considerations for the one-by-four valve box.
Lists and describes various failure codes for indoor and outdoor units.
Provides diagnostic flowcharts and troubleshooting steps for common issues.
To Next Page
General