Frequently asked questions about Otto

To clean the fan blades, remove the four screws on the back of the unit and carefully lift off the safety grille. Now you can wipe the fan blades with a damp cloth and then dry them well. After cleaning, replace the safety guard onto the unit and tighten the four screws.

Yes, Otto automatically switches back on after the power supply is interrupted.

You have probably been using your Otto for a couple of years. The cleaning function was added to the product modification in 2014. With earlier models the grille and fan blades can be cleaned with a vacuum cleaner.

Yes, your settings will be saved. If Otto is switched off and then on again, the most recent settings used will be applied.

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