Change the Custom mode settings

To change the Custom mode settings of the Vallox MV ventilation unit:

  1. Press the Change mode button until the icon of the Custom mode appears on the display:

  2. Please wait until the main view of the Custom mode opens:

    The main view shows a summary of the mode information.

  3. Select Custom information:
  4. Select Edit.

    The setup screen for the mode timer function opens:

  5. Use the arrow buttons to turn the timer function on or off. The options are:
    • On — When the timer function is on, the selected ventilation mode is active for the period indicated by the timer.
    • Off — When the timer function is off, the selected ventilation mode is active until you change the mode (or the week clock changes the mode).
  6. Select Right arrow.

    The screen for setting the Custom mode duration opens:

  7. Use the Plus and Minus buttons to set the Custom mode duration in minutes. This value indicates the duration of the Custom mode, when the Custom mode is activated. The recommended duration is 15–30 min.
  8. Select Right arrow.

    The screen for setting the supply air fan power for the mode opens:

  9. Use the Plus and Minus buttons to set the supply air fan output as a percentage of the maximum output for the Custom mode.
    Tip:

    We recommend increasing the supply air fan speed in the Boost mode to create temporary high pressure in the ventilation zone. Reducing the output of the extract air fan is not recommended.

  10. Select Right arrow.

    The screen for setting the extract air fan power for the mode opens:

  11. Use the Plus and Minus buttons to set the extract air fan output as a percentage of the maximum output for the Custom mode.
  12. Select OK.
The Custom mode settings have now been set.