LAUNCH Tyre Changer(TWC Series)
4
Operation
Attention:
The machine is only to be operated by specially
trained and authorized personnel. Use appropriate
equipment, tools and personal protective equipment,
such as eye-glasses, ear-plugs and working boots,
when operating the tyre changer. Make sure that the
power, air sources and the oil level in the oil cup are
in accordance with the requirements.
General Regulations
l To avoid damage when mounting and demounting
tyre, especially the alloy ones, use the tyre lever
offered by manufacturer.
l For easier demounting and better protection of the
tyre and rim, lubricate the area between the rim and
tyre bead, where the bead breaker shoe goes in,
with industrial lubricant or thick soap solution.
l Pay special attention to rotary direction marked on
some flanges or tyres.
l Fit the tyre on the rim of matched size.
l Check for damages (distortions, surface damages,
excessive runout, erosion or overall wear) before
demounting.
l Never ignore the mounting and demounting
requirements of the special wheel.
l When inflating the tyre, make sure the pressure
increases in an even way. Pay attention to status of
the tyre bead.
Demounting Tyre
Preparing
l Deflate the tyre thoroughly.
l Remove all the foreign substance and weights from
the rim (Fig. 03).
Fig.03
Demounting
Attention:
Lubricate the bead with a brush dipped in soap
solution before bead breaking in order to protect
tyre bead from wear. (Fig. 04).
Fig.04
l Place the tyre between the bead breaker shoe and
rubber pad and position the bead breaker shoe max
1 cm away from the rim flange (Fig. 05). Depress
pedal “ ” to unseat bead from rim.
l Repeat the above steps to unseat bead thoroughly
from the rim.
l Place the wheel on the turntable. For the asymmetric
deep groove rim, keep the narrow rim upward.
l Depress pedal “ ” to the end to clamp the rim.
Attention: Different types of clamping can be chosen
in accordance with different rims.
Ø In case of inward clamping, shrink the jaws
together, place the wheel on the turntable and
depress pedal to clamp.
Ø In case of outward clamping, enlarge the jaws
outward (2-3cm away from periphery of the rim)
and place the wheel on the turntable and depress
pedal to clamp it (Fig. 06).
Fig.05
Fig.06
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