While you wait for answers, we may have found some information which could help you.
Click here for Flashing Heating ElementHow to fix Kenwood Slimline Dishwasher KDW45X20 with a F1 Er?
K8D45517?
Which way up is the upper spray arm - with holes uppermost o?
Simpson Silencio 850 Dishwasher?
How to switch on beep on BEKO dishwasher?
How can I mend my Zanussi ZDLN1512 dishwasher?