GB
Troubleshooting
Problem
No function when On/Off Switch (1) is operated
Motor turns when On/Off Switch (1) is operated, but
the Grinding Wheel (8) does not rotate
Tip of drill bit turns blue during sharpening
One cutting edge is longer than the other, and the
point is not centred
Unsatisfactory sharpening result
8
Possible cause
No power
Defective On/Off Switch
Motor defective
Grinding Wheel fitted incorrectly
Spindle or motor defective
Overheating
Uneven sharpening
Grinding wheel worn
Drill bit type or material unsuitable for sharpening
with this device
Solution
Check power supply
Have the On/Off Switch replaced by an authorised
Silverline service centre
Return the tool to an authorised Silverline service
centre for repair
Refer to 'Replacing the grinding wheel'
Return the tool to an authorised Silverline service
centre for repair
Reduce the amount of pressure and sharpening
time
Cool bit in water between sharpening. Before
continuing, Make sure bit is completely dry.
To fix an unevenly sharpened bit, reinsert and
sharpen the shorter side for a little longer
To prevent this from happening sharpen both sides
for the same amount of time, applying the same
amount of downward pressure whilst sharpening
Replace grinding wheel
Use alternative sharpening methods