Press OK to access the menu.
Scroll with the thumbwheel to Preconditioning and select with OK.
If a timer is set then a clock symbol is shown beside the set time.
Select one of the two timers using the thumbwheel and confirm with OK.
Switch off the timer by pressing:
- long on OK or
- short on OK to go forward in the menu. Then select to stop the timer and confirm with OK.
Exit the menu with RESET.
A timer activated for preconditioning can also be deactivated.