Back

How to adjust the power level on Vaillant Ecotec – Pre 2012 Models

How to adjust the power level on Vaillant Ecotec

Older ecotecs with 4 circular buttons and 2 temperature dials

  1. Press ‘i’ and ‘+’ button
  2. Press ‘i’ key when D0 is shown ( if not shown scroll to D0 using ”+’ and ‘-‘ )
  3.  Using ‘+’ and ‘-‘ adjust the power level
  4. Press and hold the ‘i’ approx 5 seconds until display no longer flashes (this saves to memory)
  5. Press ‘i’ and ‘+’ button to exit diagnostic mode, alternatively do not press any key for approx 4 minutes

Finish

Disclaimer: Information on this website is provided for informational purpose therefore we cannot accept liability for subsequent problems. All repair tasks should be carried out by qualified trades people. We may also receive commission payments when you are taken to external websites and complete purchases from third party sellers, once you leave our site, we cannot be held liable for your purchases.