Bona Belt Manual
19
EN
19
Troubleshooting for the User
PROBLEM
CAUSES
SOLUTIONS
The machine does not start
Voltage too low
Check the power supply and fuses
Problem with power supply
Check the breaker and condensers
If the machine has cut off due to
overload protection
Allow the machine to cool for several minutes before
restarting
The machine tries to start but does not
rev up
Motor too cold
Allow the machine to warm up to room temperature in a
warm room. Give the belts some slack
Voltage too low
Check the power cable quality and power cable length.
Avoid using power cables with an inadequate power cable
diameter and power cables that are too long
The fuse blows
Give the belts some slack. Ensure that nothing else is on the
same circuit
The machine vibrates heavily
Coating on the sanding drum and
belt tensioner device
Clean, scrape away the coating and vacuum
The belts moves
Adjust using the fine adjustment screw and if necessary the
rough adjustment screw. If necessary change the tensioning
device
Sanding belt damaged
Replace the sanding belt
Damaged driving belts
Replace the cone belt
Machine blocked by shavings, dust
and grime
Clean the machine and suction head
The machine produces dust
Dust bag overfilled
Empty the dust bag
Dust bag mounted incorrectly
Put on the dust bag as the instructions
Dust bag damaged
Replace the dust bag
Machine blocked by shavings, dust
and grime
Clean the machine and suction head
The fan belt is damaged
Replace the fan belt
The sealing brushes are worn
Replace the sealing brushes
Poor sanding results
Sanding drum damaged
Check the sanding drum. Clean or if necessary replace the
drum
Uneven wheel
Clean and/or replace the wheel