17
16
16
If the handpiece is overloaded or blok-
ked, the device switches off for safety
reasons. Switch the device off and on
again. The device is ready for use
again immediately.
2.5 Malfunctions
2.4 Changing the fuse in the controller
Repair and maintenance work on the
electrical part of the device may only
be carried out by technical personnel
or by persons trained in the factory
who have been instructed about the
safety regulations. For maintenance
work, disconnect the power cord or
isolate the device from the power
supply so there is no electrical current.
The fuse is located in the fuse drawer in
the power input connector
16
. Open the
drawer and replace the fuse. The fuse
value is marked on the type plate.
Reasons for a blown fuse: short-circuit in
the device or overvoltage.
Return the device to your distributor for
evaluation if the cause is unclear.
Page
Zubler accepts no warranty claims if the
Micromotor VARIOstar K50/D50 is not
operated in accordance with the operati-
on manual.
Fig. 20
