Blade Speed Adjustment; Folding The Bandsaw Blade; Maintenance And Inspection - Jet Tools JWBS-16X Mode D'emploi

Fig 12
Lower blade guide (Fig 13):
Fig 13
Test run:
Turn the wheels by hand and inspect
the adjustments made.
Start the machine with care.
Workpiece setup:
Bring the upper blade guide to a
distance of approx 0,5cm to the
workpiece (Fig 14).
Fig 14
For your own safety, always set the
saw guide as close to the workpiece
as possible.

7.5 Blade speed adjustment

(JWBS-18Q and JWBS-20Q)
The JWBS-18Q and JWBS-20Q
bandsaws will operate at two different
blade speeds (Fig 15).
970 m/min
For standard cutting operations.
550m/min
Gives higher blade force, for high rip
cuts and cutting hard wood.
Fig 15
To change the speed:
Disconnect machine from power
source.
Loosen the locking handle (A, Fig 16).
Fig 16
Lift the motor with handle (B).
Open the wheel covers.
Slide the belt onto the appropriate set
of pulleys.
Re-tension the belt by pushing down
the handle (B) with moderate
pressure.
Lock the locking handle (A).
Close the wheel covers.
8

7.6 Folding the bandsaw blade

Hold the bandsaw blade in one hand.
Let it hang down vertically and hold it
to the floor with a foot. Turn your hand
through 360° (a complete circle), as
you move it down towards the floor.

8. Maintenance and inspection

General notes:
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.
Clean the machine regularly.
Inspect the proper function of the dust
extraction daily.
All protective and safety devices must
be re-attached immediately after
completed cleaning, repair and
maintenance work.
Defective safety devices must be
replaced immediately.
Inspect the correct blade tension
regularly. Take away the blade tension
if the machine is not in use for a
longer time period.
Inspect the blade guide adjustment
regularly.
Check bandsaw blades regularly for
faults. Replace a defective sawblades
immediately.
Wheels:
The rubber tyre of the wheels must be
cleaned regularly.
The upper wheel support must be
lubricated regularly.
Drive:
The belt tension must be inspected
regularly.
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.
Belt replacement:
Disconnect machine from power
source.
Remove the hex nut and washer (D,
Fig. 17).