Lennox Hearth IMPRESSA F50 - Manual (Page 24)

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22. Problems
Problem Cause Remedy
Very loud noise coming from the Foreign body in grinding gear Drawing off pre-ground coffee still possible
grinding gear
Have IMPRESSA checked by JURA Service
Too little froth when 2-stage frothing jet blocked clean 2-stage frothing jet
frothing milk
2-stage frothing jet in wrong position Draw off steam (Chapter 12)
Coffee only drips Grinding degree too fine Coarser grinding gear adjustment
from the coffee spout
Pre-ground coffee too fine Use a coarser pre-ground coffee
High-frequency, electromagnetic interference may influence the display. Drawing off coffee is possible at any time.
If the messages or problems still persist, please contact your local authorized dealer or JURA Elektroapparate AG.