6) Lift the rim with the tyre hooked to it and
turn it anticlockwise about 15-20 cm. The tyre
will be positioned tilted across the rim.
7) Move the mobile control unit to working
position C.
8) Position the bead breaker disc against the sec-
ond bead of the tyre and turn the turntable until
the gripper is at the lowest point (6 o'clock).
9) Move the bead breaker disc away from the
wheel.
10) Remove the gripper and refit it in the same
position (6 o'clock) outside the second bead
(see fig. 25).
54
11) Turn the turntable clockwise 90° until the
gripper is in the 9 o'clock position.
12) Move the bead breaker disc forward until
it is 1-2 cm inside the rim edge, making sure it
remains approx. 5 mm from the profile.
Start the clockwise rotation making sure that
after a 90° turn, the second bead starts to slip
into the rim well.
13) When mounting is complete, move the tool
away from the wheel, tip it into a non-working
position and remove the gripper.
14) Position the platform under the wheel,
lower the turntable until the wheel rests on
24
the platform.
15) Move the mobile control unit to working
position B.
16) Completely close the turntable clamps,
making sure that the wheel is supported to
prevent it from falling.
This operation can be extremely danger-
ous!
Perform it manually if you are absolutely
certain you can maintain the wheel equi-
librium only.
For heavy, large sized wheels you MUST use
a suitable lifting device.
17) Move the platform to move the wheel away
from the turntable.
18) Remove the wheel.
N.B.: If the tyre permits it, the operation
described above can be speeded up by
mounting both beads at the same time:
- Follow the steps described above in points
1-5, but instead of attaching the gripper to
just the first bead (see point 5), attach both
of them.
- Lift the rim with the tyre hooked to it and
turn it 15-20 cm anticlockwise (gripper at 10
o'clock).
25
- Follow the steps described in points 12-18 in
this paragraph.
- E
WARNING
- Operator's manual TBE 155
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