Miele DAD 4840 Operating And Installation Instructions page 13

Cleaning and care

Do not use a steam cleaning appliance to clean this appliance.
The steam could reach electrical components and cause a short
circuit.
Accessories and spare parts

Only use genuine original Miele accessories and spare parts with
this appliance. Using accessories or spare parts from other
manufacturers will invalidate the warranty and Miele cannot accept
liability.

Miele can only guarantee the safety of the appliance when
genuine original Miele replacement parts are used. Faulty
components must only be replaced by Miele spare parts.

Miele will guarantee to supply functional spare parts for a
minimum of 10 years and up to 15 years following the
discontinuation of your vapour extraction unit.
Warning and Safety instructions
13