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How to troubleshoot Serial Reverse Transfer Error on Fujitsu ASU12RLF1?
To troubleshoot a Serial Reverse Transfer Error on your Fujitsu Air Conditioner, start by resetting the power. If the error continues, check for external factors like noise that could be interfering with the communication. If neither of these steps works, the Main PCB may be faulty and require replacement, or the Outdoor unit Fan motor failure and should be replaced.
What to do if Fujitsu ASU12RLF1 shows Serial Forward Transfer Error?
If your Fujitsu Air Conditioner displays a Serial Forward Transfer Error, first try resetting the power. If the problem persists, check for external causes such as noise. If these steps don't resolve the issue, the Controller PCB might be failing and need replacement, or the Indoor unit Fan motor failure and should be replaced.
What does Fujitsu Air Conditioner INDOOR UNIT Indoor unit Heat Ex. sensor error mean?
An Indoor unit Heat Ex. sensor error on your Fujitsu Air Conditioner indicates a problem with the heat exchanger sensor. Begin by checking the sensor's connector to ensure it is properly connected and not loose or incorrectly connected. If the connection seems fine, the thermistor itself might be defective and need replacement. If problems persist, consider that the Controller PCB could be failing and may need to be replaced.
What causes Fujitsu Air Conditioner indoor unit main PCB error and how to fix it?
An error with the main PCB in your Fujitsu Air Conditioner's indoor unit can stem from a few causes. First, check if the ground connection is properly connected. Also, inspect all connectors for looseness or incorrect wiring, and look for any signs of shortage or corrosion on the PCB. If these checks don't resolve the issue, the Controller PCB might be faulty and needs replacing.
How to fix Fujitsu ASU12RLF1 Air Conditioner INDOOR UNIT Room Temperature Sensor Error?
To address a Room Temperature Sensor Error in your Fujitsu Air Conditioner indoor unit, start by checking the sensor connector to ensure it's properly connected and not loose or incorrectly connected. If the connection is secure, the thermistor itself may be faulty and require replacement. A failure in the Controller PCB can also cause this error, so consider replacing it if other solutions don't work.
Why Fujitsu ASU12RLF1 indoor unit fan motor is not working?
There are several reasons why the indoor unit fan motor in your Fujitsu Air Conditioner might not be working. Here are a few things to check: * Try rotating the fan by hand when the unit is off to see if there's any obstruction. * The fan motor winding might be open, requiring replacement of the indoor unit fan motor. * The motor might be under protection due to a rise in surrounding temperature; try restarting the operation when the temperature comes down. * A faulty Control PCB could also be the cause, necessitating its replacement.
What to do if Fujitsu ASU12RLF1 remote controller communication fails?
If you're experiencing communication issues with your Fujitsu Air Conditioner remote, first check the terminal connections between the remote control and the indoor unit to ensure they are secure and that there are no cable disconnections. If the connections are good, the remote control itself might be faulty and need replacement. In some cases, the Controller PCB failure can also cause this issue and should be replaced.
What to do if my Fujitsu ASU12RLF1 Air Conditioner remote is not working due to a communication error?
If you're experiencing a Wired Remote Controller Communication Error with your Fujitsu Air Conditioner, check the voltage. If it's DC12V, the remote control has failed and should be replaced. If it's DC 0V, the Controller PCB has failed and should be replaced after rechecking the remote control.
General| Energy Efficiency Ratio (EER) | 11.0 |
|---|---|
| Heating Seasonal Performance Factor (HSPF) | 10.0 |
| Voltage | 208-230V |
| Refrigerant | R410A |
| Cooling Capacity | 12000 BTU/h |
| Type | Mini-Split |
| Noise Level (Indoor) | 43 dB(A) (High) / 26 dB(A) (Low) |
Compressor frequency is decided by indoor unit capacity, set temperature, room temperature, and outside temperature.
System automatically switches between Heating, Cooling, Dry, and Monitoring modes based on temperature changes.
Details indoor fan speeds for different operation modes and models, measured in RPM.
Explains how to adjust vertical airflow direction and the available ranges for different modes.
Describes how to select vertical airflow swing operation for different modes.
Provides fan speed data for outdoor units in Cooling and Heating modes.
Details the compressor's operating frequency ranges for Cooling and Heating modes.
Explains timer settings (ON/OFF, Program, Sleep) available via the wireless remote controller.
Outlines procedures for performing test runs using wireless and wired remote controllers.
Lists error codes and their corresponding indoor unit and remote controller display patterns.
Provides troubleshooting steps for serial communication errors between indoor and outdoor units.
Outlines steps to diagnose and resolve issues when the indoor unit has no power.
Details troubleshooting methods for compressor issues, including diagnosis and replacement.
