Problem solving guide
130
Problem Cause and remedy
Fault440 The float switch in the base of the machine 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 base of the machine behind
the spray arm.
Fault460-462 A programme was interrupted due to the spray arm speed
dropping below the set value.
- Items are obstructing the machine or basket spray arms.
Arrange the load so that the spray arms can turn easily
and start the programme 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".
- Spilled rinsing agent was not wiped away after filling or
rinsed away by the programme Rinsing, which led to a
strong foam build-up during the next programme sequence.
Start the Rinsing programme in order to clean the wash
cabinet.
Then reprocess the items again.
Fault 492, 504 A programme has been cancelled because there is not
enough spray pressure. The filters in the wash cabinet may
be blocked.
Danger of injury from glass shards, needles, etc.
retained in the filters.
Check and clean the filters in the wash cabinet (see
"Maintenance/Cleaning the filters in the wash cabinet").
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