To Next PageTo Next PageWhat to do if my Hisense Air Conditioner shows IPM and control board communication fault?
To address an IPM and control board communication fault in your Hisense Air Conditioner, you can try the following steps: * Reconnect the cable between the control board and the driver board. * Replace the communication cable between the control board and the driver board. * Replace the driver board. * Replace the control board.
What to do for drainage protection in Hisense 3AMW-70U4RAA Air Conditioner?
To troubleshoot a drainage protection issue with your Hisense Air Conditioner, follow these steps: 1. Check the drain hose for blockages or excessive height. 2. Inspect the water pump and replace it if it's faulty. 3. Reconnect the cable of the water level switch, referring to the wiring diagram. 4. Replace the water level switch. 5. Replace the control board.
How to fix communication fault between indoor and outdoor unit of Hisense Air Conditioner?
To resolve communication issues between the indoor and outdoor units of your Hisense Air Conditioner, try the following: * Reconnect the connection cable, referring to the wiring diagram. * Reconnect the communication cable. * Replace the communication cable. * Replace the indoor or outdoor control board. * Check the communication circuit, adjusting the DIP switch and short-circuit fuse. * Ensure you are using a suitable communication cable, referring to the user manual.
What to do if my Hisense 3AMW-70U4RAA Air Conditioner shows compressor overheat protector device?
If your Hisense Air Conditioner's compressor is overheating, you can try the following steps: 1. Reconnect the wiring of the overload protector. 2. Replace the overload protector. 3. Check for leakage at the welding points and recharge the refrigerant if necessary. 4. Add refrigerant. 5. Replace the expansion valve. 6. Replace the outdoor control board.
What to do if my Hisense 3AMW-70U4RAA turns off for high pressure protection?
To address a high-pressure switch issue or unit shutdown due to high-pressure protection in your Hisense Air Conditioner, try the following: * Reconnect the wiring to the high-pressure protector. * Replace the high-pressure protector. * Replace the outdoor control board.
How to fix Suction temperature sensor fault in Hisense 3AMW-70U4RAA Air Conditioner?
To resolve a suction temperature sensor fault in your Hisense Air Conditioner, you can try: * Reconnecting the wiring of the suction temperature sensor. * Replacing the suction temperature sensor. * Replacing the outdoor control board.
What to do if The outdoor DC fan motor (down fan motor) fault in Hisense 3AMW-70U4RAA?
To address the outdoor DC fan motor fault (down fan motor) in your Hisense Air Conditioner, you can try: * Reconnecting the wiring of the down DC fan motor. * Replacing the down DC fan motor. * Replacing the driver board of the fan motor. * Checking the outdoor fan to ensure it can run normally.
How to fix Discharge temperature sensor fault in Hisense Air Conditioner?
To resolve a discharge temperature sensor fault in your Hisense Air Conditioner, you can try: * Reconnecting the wiring of the discharge temperature sensor. * Replacing the discharge temperature sensor. * Replacing the outdoor control board.
What to do if my Hisense Air Conditioner shows voltage absent phase?
To resolve a voltage absent phase issue in your Hisense Air Conditioner, consider the following: * Check the wiring connection, referring to the wiring diagram. * Replace the outdoor control board.
How to fix outdoor coil temperature sensor fault in Hisense 3AMW-70U4RAA Air Conditioner?
To fix an outdoor coil temperature sensor fault on your Hisense Air Conditioner, you can try: * Reconnecting the outdoor coil temperature sensor. * Replacing the outdoor coil temperature sensor components. * Replacing the outdoor control board components.
Details core features like compressor type, inverter technology, expansion valve, and power recovery.
Table showing Outdoor Unit types, models, and capacities.
Explanation of the model nomenclature, detailing each character's meaning.
Details on power supply and operating temperature range for cooling and heating.
Visuals of outdoor units with their respective types and capacities.
Covers outdoor unit performance, operating range, compressor model, brand, and electrical data.
Dimensional drawings and specifications for the 14K outdoor unit, including clearances.
Electrical specifications including power supply, ELB, applicable voltage, and current.
Cooling and Heating capacity charts for the 14K model based on temperatures.
Correction factors for piping length, gas diameter, and tables for cooling/heating correction.
Correction factors for heating capacity based on outdoor temperature and defrosting operation.
Sound pressure level charts for 14K and 18K models, showing octave band sound levels.
Diagrams illustrating the refrigerant flow for 14K/18K and 24K/27K/36K models.
Wiring diagram and fault code diagram for 14K/18K models, including terminal connections.
Image and labeling of the electric control board for 14K/18K models, showing component connections.
Explanation of how to use the digital display board and buttons to query running parameters.
Diagrams showing common wiring connections between outdoor and indoor units for different models.
Table of resistance values for the outdoor compressor discharge temperature sensor at various temperatures.
Requirements for pipe diameter, length, and height difference limits for different models.
Guidelines for installing oil traps when the indoor unit is lower than the outdoor unit and height is over 5m.
Tables specifying pre-charged refrigerant and additional charge needed based on pipe length.
Explanation of Cooling Anti-freeze, Heating Overload, Cooling Overload, and Discharge Temperature Protection.
Instructions on how to check fault codes using LED indicators on the control board.
Table listing outdoor fault codes, descriptions, possible reasons, and how to deal with them.
Table detailing root causes and corrective measures for overload in cooling mode.
Table detailing root causes and corrective measures for overload in heating mode.
Table of drive fault codes, descriptions, and solutions for 14K/18K models.
Table of drive fault codes, descriptions, and solutions for 24K/27K/36K models.
Flowcharts for testing the refrigerant system in cooling and heating modes, including pressure checks.
Lists fan motor and compressor models for various outdoor unit capacities.
Details core features like compressor type, inverter technology, expansion valve, and power recovery.
Table showing Outdoor Unit types, models, and capacities.
Explanation of the model nomenclature, detailing each character's meaning.
Details on power supply and operating temperature range for cooling and heating.
Visuals of outdoor units with their respective types and capacities.
Covers outdoor unit performance, operating range, compressor model, brand, and electrical data.
Dimensional drawings and specifications for the 14K outdoor unit, including clearances.
Electrical specifications including power supply, ELB, applicable voltage, and current.
Cooling and Heating capacity charts for the 14K model based on temperatures.
Correction factors for piping length, gas diameter, and tables for cooling/heating correction.
Correction factors for heating capacity based on outdoor temperature and defrosting operation.
Sound pressure level charts for 14K and 18K models, showing octave band sound levels.
Diagrams illustrating the refrigerant flow for 14K/18K and 24K/27K/36K models.
Wiring diagram and fault code diagram for 14K/18K models, including terminal connections.
Image and labeling of the electric control board for 14K/18K models, showing component connections.
Explanation of how to use the digital display board and buttons to query running parameters.
Diagrams showing common wiring connections between outdoor and indoor units for different models.
Table of resistance values for the outdoor compressor discharge temperature sensor at various temperatures.
Requirements for pipe diameter, length, and height difference limits for different models.
Guidelines for installing oil traps when the indoor unit is lower than the outdoor unit and height is over 5m.
Tables specifying pre-charged refrigerant and additional charge needed based on pipe length.
Explanation of Cooling Anti-freeze, Heating Overload, Cooling Overload, and Discharge Temperature Protection.
Instructions on how to check fault codes using LED indicators on the control board.
Table listing outdoor fault codes, descriptions, possible reasons, and how to deal with them.
Table detailing root causes and corrective measures for overload in cooling mode.
Table detailing root causes and corrective measures for overload in heating mode.
Table of drive fault codes, descriptions, and solutions for 14K/18K models.
Table of drive fault codes, descriptions, and solutions for 24K/27K/36K models.
Flowcharts for testing the refrigerant system in cooling and heating modes, including pressure checks.
Lists fan motor and compressor models for various outdoor unit capacities.
General| Brand | Hisense |
|---|---|
| Model | 3AMW-70U4RAA |
| Category | Air Conditioner |
| Language | English |
