To Next PageTo Next PageHow to fix the indoor fan motor fault in Hisense 4AMW-81U4RAA?
If you are experiencing an indoor fan motor fault with your Hisense Air Conditioner, try the following: * Reconnect the fan motor cable. * Replace the fan motor cable. * Replace the fan motor. * Replace the indoor control board. * Check the indoor fan to ensure it can run normally.
What to do if my Hisense Air Conditioner has cooling freezing protection or heating overload?
To address cooling freezing protection or heating overload issues with your Hisense Air Conditioner, take these steps: * Check the indoor fan, indoor fan motor, and evaporator to ensure they are working correctly. * Clean the filter. * Check the volume control valve and duct length. * Set the fan speed to high. * Reinstall the indoor unit, referring to the user manual to adjust the distance between the unit and the wall or ceiling.
What to do if my Hisense 4AMW-81U4RAA turns off for low pressure protection?
To resolve a low-pressure switch protection issue or unit shutdown due to low-pressure protection in your Hisense Air Conditioner, consider the following: * Reconnect the wiring of the low-pressure switch. * Replace the low-pressure switch. * Check for refrigerant leaks at the welding points and add refrigerant if needed. * Replace the expansion valve. * Replace the outdoor control board.
What to do if my Hisense Air Conditioner 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.
What to do if my Hisense 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.
How to fix communication fault between indoor and outdoor unit of Hisense 4AMW-81U4RAA 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 for drainage protection in Hisense 4AMW-81U4RAA?
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.
General| Brand | Hisense |
|---|---|
| Model | 4AMW-81U4RAA |
| Category | Air Conditioner |
| Language | English |
Provides cooling and heating capacity data based on indoor and outdoor ambient temperatures.
Shows electrical schematics and fault code diagrams for different model series.
Shows the standard wiring connections between the outdoor unit and multiple indoor units.
Specifies maximum allowed piping lengths and height differences for system installation.
Explains how to read and interpret fault codes displayed on the control board via LED indicators.
Provides a comprehensive table of fault codes, their causes, and recommended troubleshooting steps.
