Clamping Wheels - John Bean T 3300-24 Manual Del Operario

10
10a
11
12
22
Clamping the wheels
4. Clamping the wheels
• Before clamping a wheel, release the mounting/
demounting tool (1, Fig. 10), move the mounting/
demounting tool to its highest position, push the
mounting arm fully backwards and lock it again.
Depress the pedal (3, Fig. 10) to tilt the tower (2,
Fig. 10) backwards.
• Clean the wheel and remove the old balancing
weights.
4.1 Outer clamping of rims with a diameter of
between
10 and 20" (Basic version /GP)
10 and 24" (Version 2-Speed 24/GP)
• Position the wheel (rim)
• Fully depress the pedal (1, Fig. 10a) then take your
foot off the pedal. The wheel is clamped (Fig. 11).
• Depress the pedal past the lower end of stroke
position then release it. The wheel is unclamped.
Rims with an asymmetrically arranged drop base
should be positioned so that the narrow rim shoul-
der faces upwards (see rim in Fig. 11).
The clamping jaws can be preset for wheels that are
difficult to clamp (sidewall of tyre is very stiff).
4.2 Presetting the clamping jaws
(Basic version)
• Depress pedal (Fig. 10a, Item 1) smoothly up to
the centreposition. If the pedal is released the
clamping jaws stopin the position they have reached
at the time. Observemarks (Fig. 12) on chuck and
jaws.
• Position wheel and press it down by hand on the chuck.
• Depress pedal through the stop position and
release.The wheel is clamped.
Operation manual T 3300-24