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GB
8
Problem
Possible cause
Solution
No function when On/Off Switch (4)
is operated
No power
Check power supply
Defective On/Off Trigger Switch
Replace the On/Off Trigger Switch at an authorised SILVERLINE service centre
Motor turns when On/Off Switch (4)
is operated, but the Grinding Wheel
(5) does not rotate
Grinding Wheel fitted incorrectly
Refer to ‘Replacing the grinding wheel’
Spindle or motor defective
Return the tool to an authorised Silverline service centre for repair
Tip of drill bit turns blue during
sharpening
Overheating
Reduce the amount of pressure and sharpening time
Cool tool in water between sharpening. Before continuing, make sure bit is
completely dry.
One part of the tool edge is longer
than the other, and the point is
not centred
Uneven sharpening
To fix an unevenly sharpened tool, 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
Unsatisfactory sharpening result
Grinding Wheel (5) worn
Replace Grinding Wheel, see ‘Replacing the grinding wheel’
Tool type or material unsuitable for sharpening with
this device
Use alternative sharpening methods
Troubleshooting
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