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LAUNCH
Symptom
Turntable can turn only in
one direction.
Turntable doesn't turn.
Turntable can not lock the
rim tightly.
Horizontal
arm
hexagonal column can't be
locked.
Horizontal arm doesn't move
after pushing or pulling.
Vertical shaft can not move
upwards or downwards.
Tilting post tilting is too fast
or too slow.
The locking valve is clogged
after the lever is pressed.
Pedal can not be restored to
its original position.
There is abnormal noise at
the moving part.
The motor does not turn or
the output torque is not
enough.
Cylinder is weak in output.
Air leakage is found.
Trouble Shooting
Cause
u Power switch is damaged.
u Belt is damaged.
u Power switch is damaged.
u There is problem with
motor.
u Belt is loose.
u Jaws are worn.
u Air leakage in clamping
cylinder.
and
u The locking square board
in wrong position.
u The locking hexagonal
board in wrong position.
u Square locking board is
not in correct position.
Hexagonal locking board
is not in correct position.
u The
pushing
expels too much or too
little air.
u Pressure of compressed
air has not reached 8bar.
u O-ring of the valve is
damaged.
u There is problem with
airflow regulating valve.
u Return spring is damaged.
u The fixing screw is loose.
u There is foreign matter
inside.
u The moving part is stuck.
u The capacitor is failed.
u The voltage is too low.
u The circuit is open.
u There is air leakage.
u Mechanical hindrance is
causing the problem.
u The
pressure
compressed air is not high
enough.
u Air hose is damaged.
u The outlet of the air valve
is damaged.
u The gasket cement is
gone.
u Replace the power switch.
u Replace the belt.
u Replace the power switch.
u Check power wire of motor. If the motor
is damaged, replace it.
u Tension the belt.
u Replace the jaws.
u Replace the cylinder seal.
u Adjust them to right position according to
this manual.
u Refer to the chapter "Maintenance".
cylinder
u Open the side cover of the cabinet,
slightly adjust two air inflation regulators
by hand to smooth the movement, and
then tighten the cap.
u Replace the valve or O-ring.
u Adjust or replace the pressure regulating
valve.
u Replace the airflow regulating valve.
u Replace the return spring.
u Tighten the fixing screw.
u Get rid of the foreign matter.
u Get rid of the stuck point.
u Replace the capacitor.
u Pause and wait for the device to be
restored.
u Repair.
u Strengthen the seal.
u Fix the mechanical problem.
u Change the air source.
of
the
u Replace the related part.
u Add gasket cement.
u Add gasket cement.
13
Tyre Changer(TWC Series)
Solution
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