Jet JMD-15 Handbuch Seite 7

8.4 Lead screw nut adjustment
The table is fitted with an adjustable
(slotted) leadscrew nut.
Tighten adjusting screw on leadscrew
nut to reduce the backlash.
9. Trouble shooting
Motor doesn't start
*No electricity-
check mains and fuse.
*Defective switch, motor or cord-
consult an electrician.
Machine vibration
*Incorrect belt tension-
adjust belt tension.
*Stand on uneven floor-
adjust stand for even support.
*Tool deflection-
reduce tool length.
*Slide backlash-
adjust slide gibs.
*Slides running dry-
lubricate with oil.
*Dry spindle quill-
lubricate spindle quill.
*Dull tool tip-
resharpen or change tool.
*Chip load too high-
reduce depth of cut or feed-
*Table leadscrew nut has play-
tighten adjusting screw.
Tool tip burns
*Cutting speed too high-
reduce spindle speed.
*Dull tool tip-
resharpen tool tip.
Drill leads off
*cutting lips or angle not equal-
resharpen 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.
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-Pricelist for various
accessories.
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