Fault
Cause
Solution
Motor or millstone
jammed
Very hard grain, e.g.,
corn
Switch off the mill.
Set the adjusting wheel to
“Coarse”.
Switch the mill back on.
With the mill running,
slowly set the required
fineness.
Flour outfeed blocked
Switch off the machines.
Clean the flour outfeed.
Check the slider setting
and correct it if necessary.
Millstone clogged
Milling of grain that is
too moist
Mill dry rice. Dry rice is
very coarse and hard, and
will absorb the soiling.
Remove the cover and
perspex ring as described
in the “Cleaning” chapter.
Use a wire brush to remo
-
ve the soiling around the
outer edge of the stone.
If necessary, clean the
millstones as described in
the “Cleaning” chapter.
Fine milling of oily
seeds without adding
other grains
Excess heat rise of grain
due to too fine a set
-
ting, leading to clogging
Soiled ventilation grilles
Clean the ventilation gril
-
les with a vacuum cleaner.
You may need to retrofit a
extraction unit.
24
Troubleshooting
Summary of Contents for HM 70
Page 1: ...Operating instructions HM 70 Grain mill Translation of the original operating instructions...
Page 28: ...28 For specialist personnel Circuit diagrams and parts lists...
Page 29: ...29 For specialist personnel Circuit diagrams and parts lists...
Page 30: ...30 For specialist personnel Circuit diagrams and parts lists...
Page 31: ...31 For specialist personnel Circuit diagrams and parts lists...
Page 32: ...32 For specialist personnel Circuit diagrams and parts lists...
Page 33: ...33 For specialist personnel Circuit diagrams and parts lists...
Page 34: ...34 For specialist personnel Circuit diagrams and parts lists...
Page 35: ...35 For specialist personnel Circuit diagrams and parts lists...
Page 55: ...19 Accessories Sifting elements Sifting elements with mesh of varying lengths 55 Accessories...
Page 56: ...20 EC Declaration of Conformity 56 EC Declaration of Conformity...