Miele PG 8583 CD Operating Instructions Manual page 140

Frequently asked questions
Problem
Fault 438
Fault 440
Fault 460-462
Fault 492, 504
140
Possible cause and solution
The door seal sticks.
Clean the door seal.

Heavy objects in front of the machine can impede the au-
tomatic opening of the door by the Comfort lock.
Do not place (heavy) objects in front of the door of the

machine.
The Comfort door lock is blocked.
Try to open the door carefully (without using force) by

pulling on the door handle.
If the door is still blocked:
Open the door using the emergency release.
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Close the door and try to open it again using the  but-

ton.
If it is still blocked:
Contact Miele Customer Service.
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The float switch in the sump of the wash cabinet has not
been activated. The switch might be blocked.
Remove the filter combination.

Check the float switch to make sure it moves freely. The

float switch is located in the sump of the wash cabinet
behind the spray arm.
A program was interrupted due to the spray arm speed
dropping below the set value because:
- items are obstructing the machine or basket spray arms.
Arrange the load so that the spray arms can turn easily

and start the program again.
- wash pressure is too low due to a heavy build-up of
foam.
Follow the instructions regarding foam build-up in

"Chemical processes and technology."
A program was canceled because there is not enough
spray pressure. The filters in the wash chamber may be
blocked.
 Danger of injury from glass shards, needles etc.
which are retained in the filter.
Check and clean the filters in the wash chamber (see

"Maintenance/Cleaning the filters in the wash chamber").