Blade Tracking Adjustment; Blade Tension Adjustment - Jet JBS-12 Mode D'emploi

Replacing the bandsaw blade
1. Isolate the machine from the supply, pull the mains plug
2. Open the top and bottom bandwheel doors by turning the
door locks (A, Fig 21) with a flat bladed screwdriver.
3. Remove the Rip fence guide (B) from the front of the table
by releasing the 4 winged screws (C).
4. Release the blade tension by turning the large knob (D).
5. Remove the sawblade (E) by feeding it through the slot in
the table, upper blade guides and guard and the slot in the
spine of the machine taking care not to cut yourself, wear
gloves if necessary.
6. When fitting the new blade ensure the blade teeth are
pointing downwards and towards you at the position
where the blade passes through the table.
7. Re-tension the new blade and check the blade tracking by
turning the upper wheel by hand. The blade should run in
the centre of the bandwheel. (see Fig 23)
8. If required adjust the tracking using tracking knob and lock
knob (F, Fig 22) to the rear of the upper bandwheel
housing. When the tracking is correct lock the setting.
Fig 21
9. Re-set the blade guides as described in the section headed
"Adjusting the blade guides"
10. Replace the rip fence guide.
11. Close and lock both the bandwheel doors before re
connecting the power supply.

7.2 Blade tracking adjustment

Blade tracking shall never be performed when the machine is
running.
The sawblade must run on the centre of the rubber tyres.
With the knob on the back of the machine (F, Fig 22) the blade
tracking can be adjusted.
Tighten the placed sawblade sufficiently.
Follow the scale on the back of the machine.

7.3 Blade tension adjustment

Quick blade tension lever
Place the quick blade tension lever in the Tension position.
Blade tension is set with the blade tension handwheel.
Tighten the placed sawblade sufficiently.
Follow the scale on the back of the machine.
12
Fig 22
Fig 23