Filter change

A

Activation button

B

Bar indicator

17

Air filter

Change the air filter when the following condition applies:

ER-A

  1. Change air filter.
  2. Remove used Timestrip.
  3. Stick on a new Timestrip.
  4. Press activation button.
  1. The red dye in the interior of the bar is released. The bar indicator first fills slightly. Within the next 6 months, the bar indicator will rise to the upper edge (indicator value 6).

ER-A, ER-AH, ER-AB

  1. Change air filter.
  2. Press <RESET> button for 2 seconds.
  1. The filter change interval is reset. The LED flashes briefly 1x.