The fresh air controller is an important part of the fresh air system, responsible for controlling the operation status of the fresh air system. During use, the fresh air controller requires regular maintenance and care to extend its service life and ensure its normal operation.

The maintenance and care of fresh air controllers mainly include the following aspects:

● External Cleaning: Regularly wipe the shell of the fresh air controller with a clean soft cloth to keep the appearance clean.

● Sensor Cleaning: The sensors of the fresh air controller are important components for collecting indoor and outdoor air quality data and need to be cleaned regularly. During cleaning, use a clean damp cloth to wipe the sensor surface to prevent dust and dirt from affecting its normal operation.

● Filter Cleaning or Replacement: The filter of the fresh air controller can filter pollutants in the air and needs to be cleaned or replaced regularly. Use a vacuum cleaner or water to clean the filter. If the filter is heavily soiled, it must be replaced with a new one.

● Troubleshooting: If the fresh air controller malfunctions, troubleshooting should be carried out promptly. If you cannot resolve the fault yourself, contact a professional for repair.

Here are some specific suggestions for fresh air controller maintenance and care:

● External Cleaning: Clean at least once a week.

● Sensor Cleaning: Clean at least once a month.

● Filter Cleaning: Clean or replace once a month or once a quarter, depending on the service life of the filter.

● Troubleshooting: If a fault occurs, troubleshoot it immediately.

Maintenance and care of the fresh air controller can extend its service life and ensure its normal operation. Users should follow the fresh air controller's manual and perform regular maintenance to guarantee the normal operation of the fresh air system.