User manual Kärcher Air purifier : 6 free PDF user manuals

Q: Why doesn't the filter reset button work on the Kärcher AF 20?

If the reset button is not working on your Kärcher AF 20, here are some points to check: Necessary conditions for resetting The device must be turned on - The filter reset will only work if the purifier is running. A new filter must be installed - The reset system only activates if you have replaced the filter. Without a new filter, the button will have no effect. Press the button correctly - Hold the reset button down for at least 3 seconds. A brief press is not sufficient. Reset procedure Replace the used filter with a new compatible AF 20 filter. Turn on the device. Locate the button marked with the reset symbol (symbol ⑫ according to the manual). Press firmly and hold for 3 seconds until visual confirmation (light or sound). If after these checks the button still does not respond, there may be an electronic fault with the sensor or the button itself. In this case, contact Kärcher customer service for diagnosis or repair.

Q: How to reset the filter lifespan on the Kärcher AF 20?

To reset the filter lifespan counter on your Kärcher AF 20 after changing the filter: First, change the filter of your device according to the usual procedure. Turn on the device by switching it on. Press the filter reset button (marked with the symbol ⑫ in the manual) for 3 seconds until the indicator light goes out. Once the indicator is off, the lifespan counter is reset for the new filter. Your AF 20 will start counting the filter usage time from zero.