Jet JBC-355 Operating Instructions Manual page 5

7.2 Adjusting cutting depth stop
The depth stop (P, Fig 11) must be
adjusted as the diameter of the
abrasive wheel decreases with use.
This will prevent from cutting the work
surface
Fig 11
8. Maintenance and inspection
Make all machine
adjustments or
maintenance with the
machine unplugged from
the power source.
Maintenance, cleaning and repair
work may only be carried out after
the machine is protected against
accidental starting by pulling the
mains plug.
Repair and maintenance work on the
electrical system may only be carried
out by a qualified electrician.
All protective and safety devices must
be re-attached immediately after
completed cleaning, repair and
maintenance work.
Defective safety devices must be
replaced immediately.
Cleaning:
Regularly clean the machine housing
with a soft cloth preferably after each
use.
Keep the ventilation slots free from
dust and dirt.
If the dirt does not come off use a soft
cloth moistened with soapy water.
Never use solvents such as petrol,
alcohol, ammoniac water, etc. These
solvents may damage the plastic
parts.
Abrasive wheels:
Only use flawless abrasive wheels.
Changing of brushes:
Disconnect from power source,
unplug!
Inspect the brushes (R, Fig 12) after
50 hours of use, afterwards every 10
hours.
Fig 12
If the brushes are worn to 7mm
replace them.
(Jet Article No: ......PM 309058
2 pcs needed)
9. Trouble shooting
Carry out maintenance, cleaning
and repair work only when the
motor is switched off and machine
has come to a full stop. 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.
*Motor brushes worn-
Replace brushes.
Machine vibrates excessively
*Stand on uneven surface-
adjust base for even support.
*abrasive wheel damaged-
replace abrasive wheel immediately
Cut is not square
*Workpiece fence setting is bad
7
Cutting surfaces is bad
*Worn abrasive wheel
*metal collection on sawblade
*workpiece not suitable for cutting
*Feed pressure too high-
Do not force the machine.
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
Article Number 100009888
Abrasive wheel
Ø355x 2,8x Ø25,4mm