7
Error/event messages
7.1
Display messages
Operating messages
Error and maintenance messages will be displayed in self service mode with
No beans left grinder
(via light barrier or
brewing-chamber/software).
No beans right grinder
(via light barrier or
brewing-chamber/software).
External water pressure
insufficient (detected by
pressure monitor in the
intake group).
Ground container full.
Low water level electrode
in steam boiler without
contact.
Micro switch ground container
without contact.
During automatic (after first
heating) or manual warm
rinsing (by warm rinsing
field)
If ground container was
removed for more than 5
seconds.
Cleaning messages
In machines without drain
connection and after
cleaning with switch-off,
at the next starting of the
machine.
Care and maintenance messages
After 15,000 brewings or
1/2 year (default: switched
off
Filter change counter has
reached set limit.
After 30,000 brewings or
1 year
After 60,000 brewings or
2 years
After 300,000 brewings or
5 years (default: switched
off)
28
Service manual WMF bistro! Edition 08/2011
WMF bistro! Service manual
