Optimum OPTIdrill B13 basic Betriebsanleitung Seite 56

OPTIMUM
M A S C H I N E N - G E R M A N Y
Malfunction
The drill chuck or the taper
mandrel cannot be inserted.
Motor does not start.
Motor is overheating and there
is no power
Precision of the work deficient
Drilling spindle sleeve does not
return to its initial position
The drilling sleeve may not be
moved downwards.
Spindle bearing overheating
Rattle the spindle if the work-
piece surface is rough.
GB B13 basic | B14 basic | B16 basic
Page 56
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Cause/
possible effects
• Dirt, grease or oil on the taper
inside of the drill chuck or on
the taper surface of the drill
spindle
• Motor is wrongly connected
• Fuse is defective
• Motor overloaded?
• Too low mains voltage
• Motor is wrongly connected
• Irregularly heavy or tensed
workpiece
• Inexact horizontal position of
the work-piece holder
• Spindle return spring does not
work
• Locking bolt inserted
• Locking bolt inserted
• Drill depth adjustment no
released
• Bearing worn down
• Bearing pretension is too high
• Working at high drilling speed
over a longer period of time.
• Excessive slack in bearing.
• Spindle moves up and down
• Adjustment strip loose
• Clamping chuck is loose
• Tool is blunt.
• Workpiece is loose
Translation of the original instructions
Solution
• Clean surfaces well
• Keep surfaces free of grease
• Have it checked by qualified
• Reduce feed
Disconnect immediately and have it
checked by authorized personnel
• Have it checked by qualified
• Balance the piece statically and
secure without straining
• Adjust workpiece-holder
• Check spindle return spring, replace
it, if necessary
• Pull out locking pin
• Pull out locking pin
• Release drill depth adjustment
• Replacing
• Increase bearing clearance for fixed
bearing (taper roller bearing)
• Reduce drill speed and feed rate
• Readjust the bearing slack or
replace the bearing.
• Readjust bearing clearance (fixed
bearing)?
• Adjust strip to the correct slack
using the adjusting screw
• Check, re-tighten
• Sharpen or renew the tool.
• Clamp the workpiece firmly.
Version 1.0 dated 2019-01-08