Drive Belt:
The belt tension must be inspected
regularly.
Motor Break (JPT-410):
The motor break works electro-
mechanically (break motor).
If breaking time should exceed 10
seconds, the motor break assembly
needs to be replaced. Contact your Jet
service station immediately.
9. Trouble shooting
General note:
Maintenance, cleaning and repair
work may only be carried out after the
machine is protected against
accidental starting.
Pull the mains plug!
All protective and safety devices must
be re-attached immediately after
completed cleaning, repair and
maintenance work.
Repair and maintenance work on the
electrical system may only be carried
out by a qualified electrician.
Motor doesn't start
*No electricity-
check mains and fuse.
*Defective switch, motor or cord-
consult an electrician.
*Overload has reacted-
Wait and restart.
Machine vibrates excessively
*Stand on uneven floor-
adjust stand for even support.
*Knives of different size-
all knives must have same width.
*Damaged knife-
replace knives set immediately
Cutting surfaces is bad
*Dull knives-
install sharp knives
*Cutter knives blocked by chips-
remove chips.
*Too heavy a cut-
make several passes.
*Knives cutting against grain-
plane work piece in opposite direction.
*Work piece inhomogeneous
*Moisture content too high
Snipe
*Inadequate support of long boards-
use helping roller stand.
*Dull knives-
sharpen knives.
*Knives set too high-
adjust the knives
set the outfeed table higher (JPT-310,
JPT-410).
*Work piece twisted-
plane work piece before thicknessing.
Unparallel side to side
*Knife projection not uniform-
adjust knives with setting gauge.
Work piece jams
*Too much material removed in one
pass-
make several passes.
*Resin build-up on tables-
clean and wax table surfaces.
*Surface of feed rollers too smooth-
clean infeed roller with brush
roughen out feed roller with
sandpaper.
Planer table difficult to adjust
*Lack of lubrication-
lubricate excenters and guides.
Thickness table difficult to adjust
*Lack of lubrication-
lubricate central post and screw.
*Thickness table lock is on-
loosen lock handle
(JPT-310, JPT-410).
Poor machining power
*Main drive belt slipping-
tighten or replace belt.
*Resin build-up on tables-
clean and wax table surfaces.
*Dull knives-
install sharp knives.
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
Stock number 10000287
Set of 3 high speed steel (HSS) knives
260 x 25 x 3mm (JPT-260)
Stock number 10000205
Set of 3 high speed steel (HSS) knives
310 x 25 x 3mm (JPT-310)
Stock number 10000208
Set of 3 high speed steel (HSS) knives
410 x 25 x 3 mm (JPT-410)
9
Stock number 10000291
Digital thickness readout (Fig 12)
Fig 12
Stock number 708118
Mobile base 250kg (Fig 13, for JPT-
260 and JPT-310)
Fig 13
Stock numer 10000296
Mobility kit with tommy bar (Fig 14,
Fig 15)
Fig 14