Miele DGC 6805 Operating And Installation Instructions page 138

Cleaning and care
138
Remove residual cleaning agent after cleaning. If left it will
reduce the non-stick properties of the PerfectClean
surfaces.
To protect the non-stick effect of PerfectClean surfaces
please avoid:
– abrasive cleaning agents, e.g. powder cleaners and cream
cleaners,
– cleaning agents for ceramic hobs,
– ceramic and stainless steel hob cleaner,
– wire wool or metal scourers,
– abrasive sponges, e.g. pot scourers or sponges which
have been previously used with abrasive cleaning agents,
– oven spray must not be used in a hot oven or left on for too
long,
– cleaning in a dishwasher,
– spot cleaning.