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General| Brand | Haier |
|---|---|
| Model | AU422FIAIA |
| Category | Air Conditioner |
| Language | English |
Illustrates installation examples for systems with two indoor units connected to one outdoor unit.
Illustrates installation examples for systems with three indoor units connected to one outdoor unit.
Specifies main pipe diameter based on outdoor unit dimensions.
Provides measures to take when refrigerant concentration exceeds safety limits, including ventilation and system adjustments.
Detailed procedures for connecting power and signal cables to the outdoor unit.
Detailed procedures for connecting power and signal cables to indoor units, including grounding.
Lists error codes and their causes for single-phase AU242FHBIA and AU482FIBIA models.
Lists error codes and their causes for three-phase AU48NFIBJA model, including testing board codes.
Explains the functions controlled by SW01 and SW02 selectors on the outdoor unit's electronic board.
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