Mitsubishi Electric F 12R, F 20M Instruction Manual
![Mitsubishi Electric F 12R, F 20M manual cover](/images/caf22c1f4271e776803de317/thumbs/thumb175x175.webp)
To reset the Mitsubishi Electric F 12R after a power outage, turn off the unit using the main power switch, wait for 10 seconds, and then turn it back on. Ensure that all settings are correctly configured afterward.
Check if the air filters are clean and free of debris. Ensure that the thermostat is set to the desired temperature and that the unit is not obstructed. If the problem persists, consider contacting a qualified technician for further inspection.
It is recommended to clean the air filters of the F 12R model every two weeks. If the unit is used in a dusty environment, consider cleaning the filters more frequently.
To set the timer, press the 'Timer' button on the remote control. Use the arrow keys to set the desired time and confirm by pressing the 'Set' button. The unit will automatically turn on or off at the specified times.
Operational noises in the F 12R unit can be due to loose components or debris within the unit. Check for any loose panels or screws and tighten them if needed. If noise persists, consult with a professional technician.
While it is possible to install the F 20M by yourself, it is recommended to have a professional installer perform the task to ensure proper installation and avoid voiding the warranty.
During winter, ensure that the F 12R unit is free of ice buildup and the drainage system is clear. Regularly check and clean the air filters, and keep the outdoor unit free from snow and debris to maintain efficiency.
First, check if the drainage pipe is blocked or disconnected. Ensure that the unit is installed at the proper angle to allow water to flow to the drainage system. If leaks persist, contact a technician for further diagnosis and repair.
The recommended operating temperature range for the F 12R is between 18°C and 30°C (64°F to 86°F). Operating the unit outside of this range might affect its efficiency and lifespan.
To improve energy efficiency, regularly clean the air filters, maintain proper insulation in the room, and use the timer function to operate the unit only when needed. Keeping windows and doors closed during operation can also help.