Miele PG 8056 U Operating Instructions Manual page 98

Commercial dishwasher
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Problem solving guide
Problem
Fault 403-405
Fault 406-408
Fault 412-414
Fault 433
Fault 438
Fault 492, 504, 541
Fault 550
Fault 578
98
Cause and remedy
Check water inlet
If
appears in the display, the control unit
is checking the water intake approx. every 30 seconds. If,
after three attempts, water is not getting into the
dishwasher, one of these fault numbers will appear in the
display and the programme will be cancelled.
Open the stopcock fully.
Switch the dishwasher back on.
Select the programme you want.
Press the Start/Stop button.
Water inlet fault.
One of these fault numbers will appear in the display if the
flow pressure is too low and the programme will be
cancelled.
The flow pressure at the water intake point is too low
(see "Technical data"). Contact Miele Service for advice.
Water inlet fault.
One of these fault numbers will appear in the display if the
flow pressure is too high and the programme will be
cancelled.
The flow pressure at the water intake point is too high
(see "Technical data"). Contact Miele Service for advice.
The door was obstructed when closing and cannot be
drawn into the final closed position.
Remove the obstruction from the vicinity of the door.
Heavy objects in front of the dishwasher can impede the
automatic opening of the door by the Comfort lock.
Do not place heavy objects in front of the door of the
machine.
The programme has not started properly. There might be
water in the wash cabinet.
Clean the filter combination (see "Cleaning and care").
Clean the non-return valve (see "Maintenance").
The Waterproof system has reacted.
Close the stopcock.
Call the Miele Service Department.
The peak load cut-out has lasted longer than 3 hours.
Have your electrical system and your energy
management system tested by a suitably qualified
person.

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Pg 8056

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