Page 24
PULVERISETTE 7
8
Troubleshooting Checklist
Malfunction
Possible cause
Elimination of error
POWER SUPPLY
Not connected to mains
Plug in mains plug
standby
Main switch
Switch on the main switch
display not illuminated
Circuit breaker of the
building in which the ma-
chine is set up
Check the circuit breaker
START button pressed
but mill does not
start
Check as above when
POWER SUPPLY does
not shine
See above
when LID LOCK
ACTIVATED does not
shine
Close the hood securely
Break time active
Wait for the break to end
or press STOP
Fuse blown
Replace fuse on printed
circuit board 0.063 A T
or in the voltage converter
10 A T.
Mill speed reduced
when OVERLOAD
shines: overloading
Press "Stop"
Reduce the load or accept
the reduced speed
Mill stops
Switched off because of
thermal overloading of
the drive
Let the machine cool
down and choose a lower
speed
Unbalance of the ma-
chine too large
Set the mass balance in a
better manner
Drive was obstructed
Eliminate the obstruction
in the grinding chamber
Motor V-belt loose or
snapped
Check the V-belt and re-
place it if necessary
Speed sensor defective
Call customer service
Hood cannot be
opened
When the hood was be-
ing opened, the button at
the front of the hood was
not activated
Miniature fuse on the
printed circuit board
blown
Check the miniature fuse.
For this, the housing must
be removed.
Material
escapes
Holder loose
Tighten the holder
Sealing ring defective
Replace the sealing ring
Uneven running with
severe vibration
Mass balance not ade-
quate
Set the mass balance in a
better manner