Troubleshooting - Schwamborn DSM 450 Originalbetriebsanleitung

EN Floor grinding machine DSM 450

6 Troubleshooting

6 Troubleshooting
Only suitably knowledgeable, qualified
professional technicians may perform repairs on
the machine.
Malfunction
Machine will not start.
The grinding pattern is un­
even.
The machine shuts down
automatically.
An error code is lit on the
power display [22, Fig. C].
22
Cause
The voltage supply has not been
properly connected.
The safety peg is not inserted in
safety switch.
The safety switch is defective.
The connecting cable is defective.
Tools are loose.
Tools are damaged or worn.
The machine is overloaded.
The drive overload protection has trig­
gered.
The connecting cable (extension ca­
ble) is too long.
Faulty mains connection.
Rectification
Join the connecting cable (extension
cable) with a regular power socket
and plug the connecting cable's coup­
ling into the power plug [4, Fig. A].
Insert the safety peg [20, Fig. B] in
the safety switch.
Replace the safety switch [21, Fig. B].
Replace the connecting cable.
Fasten tools.
Replace tools.
— Only with speed control:
If necessary, reduce the speed
with the speed regulator
[17, Fig. B].
— Select other tools if needed
(! Chapter 4.3, page 20).
— Reset:
a. Hold the machine by the
guide handle [1, Fig. A].
RESET
b. Press
[16, Fig. B].
The machine starts.
If the machine does not start:
a. Disconnect the power plug
[4, Fig. A] from the mains.
b. Please contact the manu­
facturer.
Observe the minimum cross section
and the maximum length of the
connecting cable (extension cable)
(! Chapter 7, page 23)
Check the connecting cable and the
extension cable and replace if ne­
cessary.
Use a different power socket if ne­
cessary.
button