Found link by having the same problem but have now found the manual !!
Basicaly Express Wash + Extra Rinse to enter Inter@ct
then Express Wash to select & Extra Rise to change
Fully :-
Turn The Machine On
Hold down Express Wash & Extra Rinse for 5 Seconds
This will put you into the Iner@ct Menu
Press express wash theough Language, Absolute & Final Beepeing.
Set New Time :HH will Display
To change press Extra Rinse until Hrs is correct
Press Express Wash to select
Set New Time :mm
To Change Pres Extra Rinse unitl Mins is correct
Press Express Wash through Enable Menu and Demo Mode until Exit Menu is displayed.
Press extra Rinse and display will change to the program you set.
Hope This Helps
Paul Woodward, May 2006