![background image](http://html.mh-extra.com/html/miele/62858371cdn/62858371cdn_operating-instructions-manual_234500112.webp)
Maintenance
112
Service
The machine should be serviced
every 1,000 hours of operation, or
at least once a year,
by Miele Service or a suitably qualified
specialist.
Maintenance covers the following:
- electrical integrity
- Door mechanism and door seal
- Any screw connections and connectors in the wash cabinet
- Water inlet and drainage
- Internal and external dispensing systems
- Spray arms
- Filter combination
- Sump including drain pump and non-return valve
- All wash carts, baskets, inserts, and modules
- Steam condenser
- Wash pressure sensor
If there is a communication module:
- Connected printer
- Network connection
External documentation software and computer networks are not
tested by Miele Service.
The following operational tests will be carried out within the
framework of the maintenance:
- A program test run
- Seals will be tested for water tightness
- All relevant measuring systems will be safety tested, including fault
displays, thermo electrical measurements will be taken
- Safety features