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General| Brand | mabe |
|---|---|
| Model | N Series |
| Category | Air Conditioner |
| Language | English |
Safety precautions for repair work, covering warnings and cautions for electrical and refrigerant handling.
Details on DC inverter technology, air supply, heating performance, sleep mode, and dual unit matching.
Lists and describes indoor unit sensors, their function, and quantity.
Lists and describes outdoor unit sensors, their function, and quantity.
Illustrates the refrigerant flow and components for the cooling operation mode.
Illustrates the refrigerant flow and components for the heating operation mode.
Graph showing indoor and outdoor temperature limits for cooling operation.
Graph showing indoor and outdoor temperature limits for heating operation.
Details automatic, cooling, dehumidifying, and heating modes, fan control, and special functions.
Procedures for testing AC fan motor resistance and diagnosing faults.
Procedures for testing DC fan motor voltage and diagnosing faults.
Details resistance values for fixed frequency and DC inverter compressors.
Provides resistance values for the electronic expansion valve.
Explains resistance checks and operational tests for the step motor.
Guides on checking for short circuits in power module components like IGBT and rectifiers.
Details voltage measurements on the outdoor PCB for power supply and module verification.
Troubleshooting flowchart for units that are not cooling, covering error codes, fan issues, and sensor checks.
Troubleshooting steps for water leakage issues, checking unit level, drain pipe, and system pressure.
General precautions when diagnosing faults, especially regarding protection device activation and signal errors.
Lists common symptoms like no operation, intermittent stops, or noise, with corresponding checks and measures.
Comprehensive table of error codes, their descriptions, and relevant pages for detailed troubleshooting.
Details thermistor error codes, detection methods, and troubleshooting steps for sensor faults.
Explains EEPROM error codes, causes, and troubleshooting for data or PCB issues.
Troubleshooting for indoor fan motor failures, including voltage checks and PCB diagnosis.
Diagnosing outdoor DC fan motor faults, including terminal checks and voltage measurements.
Explains IPM protection faults, causes like overcurrent or faulty PCB, and troubleshooting steps.
Addresses compressor over-current issues, linking to IPM module, compressor, or power supply faults.
Troubleshoots communication failures between IPM and outdoor PCB, checking terminals and voltages.
Diagnoses power supply over/under voltage faults, IPM module, or PCB issues.
Covers overheat protection due to discharge temperature, checking for refrigerant leaks or sensor faults.
Details communication faults between indoor and outdoor units, checking linking cables and mainboards.
Addresses loss of synchronism in the compressor, checking wiring, compressor damage, or IPM module.
Explains high work-intense protection in heating mode, linked to heat exchanger temperature and gas levels.
Troubleshooting for module chip reset faults, possibly due to interference or a broken chip.
Explains how to set DIP switches (3, 4) according to the model for specific operations.
Table detailing jumper settings (ON/OFF) for various models, indicating PCB route configuration.
