We may have found other answers which could help you.
Click here for Fisher Paykel CleanFisher and paykel DW820 beeps after rinse cycle?
re Fisher and Paykel Dishwasher Model DW820?
How to get the rest of the rotor assembly out its broken from the shaft ?
Fisher & Paykel Single Drawer Dishwasher Won't Drain?
U3 error in Fisher & Paykel DD601v2?
New seal on our dishwasher ?