13. Operational faults and the elimination of such
Operational faults Possible cause Remedy
Machine cannot be switched on
230V voltage is not present
Plug is not fitted correctly
Check the fuse for the socket
The chuck protection hood is not
closed
Close the chuck protection
hood
Emergency off switch not
unlocked
Unlock the emergency off
switch
Direction of rotation has not been
selected
Select the direction of rotation
at the turn switch
Vibrations (e.g. by transportation)
have caused the plugged contacts
of the drive motor (1.4 kW) board
to come undone
Pull the power plug!
Remove the cover sheet of the
electronic housing and check
Main spindle motor no longer
starts after the unlocking of the
emergency off switch
Motor controller must be unlocked For machin
drive motor, the motor must be
switched on again using the
ON/OFF switch after the
emergency off switch is
unlocked. After unlocking, wait
approximately 5 seconds
before switching the machine
on.
The drive motor (1.4 kW)
experiences "skips" during
operation
Carbon brushes and collector of
the drive motor are contaminated
Clean the carbon brushes and
collector of the drive motor
with a piece of coarse
sandpaper
(See "Maintenance" section)
Carbon brushes are worn Replace carbon brushes with
new ones
Tool skid cannot be moved or
can only be moved with
considerable force
Clamping of the tool skid is on Open the clamping
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