How to fix compressor module hardware over current in Haier MRV 5-RC AS122MFERA Heat Pump?
If the compressor module in your Haier Heat Pump experiences a hardware over current issue, the solution is to have it rectified on site by after-sales personnel.
What to do if four-way valve reversing failure in Haier MRV 5-RC AS122MFERA?
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.
How to fix outdoor compressor discharging temperature (Td1, Td2) too high failure in Haier 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 for fan motor module hardware over current in Haier MRV 5-RC AS122MFERA?
If the fan motor module in your Haier Heat Pump experiences a hardware over current issue, the solution is to replace the fan motor.
How to resolve compressor out of control in Haier MRV 5-RC AS122MFERA Heat Pump?
If the compressor is out of control in your Haier Heat Pump, the suggested solution is to replace the variable frequency control board.
What to do if outdoor unit model are set incorrectly in Haier MRV 5-RC AS122MFERA Heat Pump?
If the outdoor unit model is set incorrectly in your Haier Heat Pump, adjust the setting and re-search outdoor and locked.
How to fix emergency stop function switch failure in Haier Heat Pump?
If the emergency stop function switch fails in your Haier Heat Pump, short circuit the CN18.
What to do if incorrect settings of quantity, address or capacity for outdoor unit in Haier MRV 5-RC AS122MFERA?
If there are incorrect settings of quantity, address, or capacity for the outdoor unit of your Haier Heat Pump, the suggested solution is to research and lock the outdoor unit.
What to do if discharging temperature sensor Td1 and Td2 failure in Haier MRV 5-RC AS122MFERA Heat Pump?
If the discharging temperature sensors Td1 and Td2 fail in your Haier Heat Pump, the solution is to have them correctly replaced by after-sales personnel on site.
What to do if outdoor unit compressor discharging temperature (Td1, Td2) too low failure in Haier MRV 5-RC AS122MFERA Heat Pump?
If the outdoor unit compressor discharging temperature (Td1, Td2) is too low in your Haier Heat Pump, the suggested solution is to have the discharging temperature sensor replaced by after-sales personnel on site.
Overview, features, and product lineup of the outdoor unit.
Comprehensive technical specifications for various outdoor unit models.
Details dimensions, center of gravity, piping, wiring, and capacity calculation details.
Defines operating limits, noise levels, and installation safety guidelines.
Specifies dimensions for branch and gather pipes.
Technical specifications and dimensional drawings for one-to-one valve boxes.
Illustrates piping diagrams, wiring, and installation procedures for valve boxes.
Technical specifications and dimensional drawings for one-to-four valve boxes.
Illustrates piping diagrams, wiring, and installation procedures for valve boxes.
Identifies components and explains dip switch functions on PCBs for outdoor units and valve boxes.
Details compressor control, fan control, pressure control, and other system functions.
Lists failure codes and provides diagnostic steps for system issues.
Provides sensor resistance tables and troubleshooting for sensor failures.
Introduces Smartlink technology, its benefits, specifications, installation, and debugging.
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