Miele PW 6080 Vario Operating And Installation Instructions page 13

Accessories
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Accessory parts may only be fitted when expressly approved by
Miele. If other parts are used, guarantee, performance and product
liability claims will be invalidated.
Disposing of your old machine
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Before disposing of an old machine it is important to disable the
door lock. This way you will prevent children from accidentally
locking themselves in and endangering their lives.
Miele cannot be held liable for damage caused by
non-compliance with these Warning and Safety instructions.
Warning and Safety instructions
13