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 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.
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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