Chapter 4 Fault diagnosis
108 SMSO-2-02.04- 15.07.03
Incorrect grinding degree
System / component Possible cause Remedy
Grinder Grinding degree too fine Adjust grinding degree (see “Mainte-
nance, Setting the Grinding Degree”)
Grinder blade worn Replace grinder blades (see “Mainte-
nance, dismantle/replace grinder
blades”)
Grinder blade loose, not centred tighten or replace the grinder blades
(see “Maintenance, dismantle/replace
grinder blades”)
Ejector on rotor worn out Replace the grinder as a complete unit
Grinding degree disk loose or worm gear
raster defective
Fit the grinding degree disk correctly.
Check, install and adjust the worm gear
and housing.
Adjust grinding degree (see “Mainte-
nance, Setting the Grinding Degree”)
Rotor bearing defective Replace the grinder as a complete unit