Heater test

To test the operation of the ventilation unit’s heaters:

  1. Select Settings.
  2. Select Service menu with the arrow buttons.
  3. Select OK.
  4. Select Heater test with the arrow buttons:
  5. Select OK.

    The Heater test 1/2 screen opens:

  6. Use the Up arrow button to enable post-heating.
  7. Make sure the post-heating function is working.
  8. Use the Down arrow button to disable post-heating.
  9. Select Right arrow.

    The Heater test 2/2 screen opens:

  10. Use the Up arrow button to turn on the additional heating resistor.
  11. Make sure the additional heating resistor is working.
  12. Use the Down arrow button to turn off the additional heating resistor.
  13. Select Back.
The heater test has been completed.