This is residual water from the cleaning process.
No remedy required.
The grounds container of the coffee machine contains an unusually large amount of water.
No remedy required.
Replace the sealing ring. A new sealing ring is included with every new coffee machine as a replacement. You can reorder a new sealing ring from Miele Customer Service if necessary.
To prevent future damage to the sealing ring, clean the connecting piece regularly with a damp cloth, taking care not to wipe the grease off the seal.
Grease the sealing ring once a month using the grease included in the coffee machine packaging. You can reorder this grease directly from Miele Customer Service.
Please contact Miele Customer Service.