Wittenborg FB 5100 - Errors Not Indicated in Display; Error Messages in Display

1
17. Faults
Fault Diagnosis
The list of possible faults and the appropriate trouble shooting is divided into two main groups:
- Faults which are not indicated in Display
- Faults which are indicated as messages in Display
Errors not indicated in Display
Error messages in Display
Fault Possible cause Remedy
No function, no display • Main switch defective
• Power supply interrupted
• Cable harness defective
• Electronic control defective
• Plug contact fault
• Fuse defective
• Check the main switch, replace it if neces-
sary
• Check the power supply
• Check the fuse in the power supply unit,
replace it if necessary
• Check the power supply cable, replace it if
necessary
• Replace the cable harness
• Replace the electronic control
• Check contacts, replace if necessary
• Check the power supply, replace the fuse
if necessary
Noise from the brewer • Brewer tacho defective
• Contact fault
• Cable harness defective
• Mechanical defect
• Check the brewer tacho, replace it if nec-
essary
• Check the contacts (check cable harness
for conductivity)
• Check the cable harness, replace it if nec-
essary
• Check actuator, replace it if necessary
Drinks too cold • Water supply too cold
• Temperature sensor is
maladjusted
• Raise temperature
• Check and adjust temperature setting
Fault Possible cause Remedy
Door open ! • Door not closed properly
• Door switch defective
• Door harness defective
• Close door properly
• Check, replace if necessary
• Check, replace if necessary
Insert cup • No cup located on cup
platform
• Defective cup sensor
• Place cup on cup platform
• Check, replace if necessary