F80 Cause; F81 - Miele CVA 4075 Technical Information

Technical Information
Brew unit blocked.
•
Disconnect the appliance from the main power supply.
•
Remove any foreign matter.
•
Clean the affected components
Defective microswitch or no continuity in connectors.
•
Check the connecting cables.
•
Replace the connecting cables as necessary.
•
Position control microswitch– Check
•
Replace the microswitch if necessary.
Brew unit drive defective.
Note
When installing the brew unit, make sure that the pawl is set to the home
position, refer to Figure 6-1. Brew unit drive, home position.
•
Install a new brew unit drive.
6.3.13

F80 Cause

Flow-thru heater coffee/hot water (2R1) does not heat.
•
Flow-thru heater coffee/hot water – Check
•
If necessary, Flow-thru heater coffee/hot water – Remove
•
Install a new flow-thru heater coffee/hot water.
Temperature fuse has tripped.
•
Replace the temperature fuse.
6.3.14

F81

Flow-thru heater steam does not heat.
•
Flow-thru heater steam – Check
•
If necessary, Flow-thru heater steam – Remove
•
Install a new flow-thru heater steam.
Temperature fuse has cut out.
CVA4070 / CVA4075 Coffee Systems
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