Mondolfo Ferro TB125 Manual De Uso página 61

so that the bead breaker disc barely touches
the outer edge of the shoulder side rim.
5) Turn the turntable and at the same time
move it forward until detaching the side ring
from the rim, being careful not to damage
the O-ring.
6) Repeat the operation, making the bead
breaker disc move forward against the side ring
(see fig. 35) until the lock ring is freed, which
will be removed using the side ring lever or
with the help of the bead breaker disc.
7) Remove the O-ring.
8) Move the tool holder arm away from the rim
edge. Release the ratchet and lift the arm to
the non-working position.
Move the tool holder arm to the inner side of
the wheel.
9) Press the tool rotation lever and turn it 180°,
the tool will lock automatically. Lower the arm
to the working position.
10) Move the control console to working
position D.
11) Turn the turntable and lower it at the same
time in order to insert the bead breaker disc
between the bead and the rim edge.
Only when the bead starts to detach, move the
disc forward until positioning the external bead
flush with the eternal rim edge.
N.B.: Lubricate during this operation.
12) Tilt the tool holder arm to the non-
working position.
13) Move the control console to working
position B.
14) Move the mobile platform directly under
the tyre.
15) Lower the turntable until the tyre rests
on the platform.
16) Move the platform outward until the
tyre (with the attached side ring) comes off
the rim.
17) Remove the rim from the turntable.
- E - User Manual TB125
nglIsh
18) Position the tyre on the platform with the
side ring turned towards the turntable.
19) Clamp the side ring on the turntable as
described for WHEEL CLAMPING.
WARNING:
The tyre is not fastened securely to the
side ring.
Any strain on it during positioning and/or
clamping could cause it to detach and fall.
20) Move the control console to working
position D.
21) Lift the wheel.
22) Return the tool holder arm to the working
position.
23) Position the turntable so the bead breaker
disc is perfectly lined up with the tyre bead.
24) Turn the turntable and at the same time
move the bead breaker disc forward until the
tyre comes out of the side ring completely.
N.B.: This double bead breaking procedure
can be avoided by using the PAIR OF CLAMPS
(upon request) that make it possible to fasten
the side ring to the rim and break them at the
same time.
The pair of clamps (Fig. 37) is supplied with
instructions for proper mounting and use.
37
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