Repair and maintenance work on the electrical system may
only be carried out by a qualified electrician.
If the drill press is not to be used for an extended period,
reduce the belt tension.
9. Trouble shooting
Motor doesn’t start
*No electricity-
check mains and fuse.
*Defective switch, motor or cord-
consult an electrician.
*Overload has reacted-
Wait and restart.
*Chuck guard or pulley cover open-
Close chuck guard.
Close pulley cover
Chuck will not stay on spindle
*Oil or grease on contact surfaces-
clean the tapered surfaces of chuck and spindle.
Machine vibration
*Incorrect belt tension-
Adjust belt tension.
*Dry spindle quill-
lubricate spindle quill.
*Spindle pulley loose-
tighten retaining nut.
*Motor pulley loose-
Tighten set screw.
*dull drill bit-
re-sharpen drill bit.
Drill bit burns
*incorrect speed-
reduce speed.
*Chips clogged-
retract drill bit frequently
*dull drill bit-
re-sharpen drill bit.
*feeding too slow-
feed faster.
Drill leads off
*cutting lips or angle not equal-
re-sharpen drill bit correctly.
*drilled hole off centre-
drill a pilot hole first.
*bent drill bit-
use a proper drill bit.
*drill bit not properly installed-
install drill bit correctly.
Laser cross not on drill centre
*laser cross not adjusted correct-
adjust lasers (see chapter 7.8)
Laser doesn’t work
*Defective line laser or power supply-
consult an electrician
A defective laser beamer may be replaced only, not repaired.
10. Environmental protection
Protect the environment.
Your appliance contains valuable materials which can be
recovered or recycled. Please leave it at a specialized
institution.
11. Available accessories
Refer to the JET price-list
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