
LAUNCH TWC-711TMBTireChangerUser'sManual
3
Chapter II Basic operations
Before use, read the following guidelines carefully:
zDuring operation, suitable protective clothing, gloves, goggles, etc should beworn for protection.
zDuring operation, non-operators should not approach the warning signs and the signs cannot be removed.
zBefore using, air source must be turned on first, and then depress on sliding clamp control pedal to makesliding clamp
to retract for several times, do not power on turntable until the oil-mist separator begins to generate oil, otherwise it
could easily tear the rubber gasket of the rotary valve and cause trouble.
zWhen the machine has error during running, power should be cut off first, and then repair the fault.
zMounting and demounting requirements on special tires from the manufacturer should be paid attentionin any case.
zDuring operation, legs should not be put between pressure pedal and rubber stop so as to avoid personal injuries
caused by stepping on the wrong pedal.
zThe positions of demounting head and rim should be tightened after they are adjusted. And hand wheel should be
screwed tightly onto the cross arm to prevent damages to themachine and tire and personal injuries during operation.
zWhen the demounting head is placed in working position, hands should not be put on the tires to avoid personal injury.
zDuring clamping the rims, hands should not be put between tire and jaw to avoid personal injury.
zWhile approaching the tire, jawshould be closed to avoid personal injury.
zWhen the machine is running, the staff should be concentrated on it.
Pressure settings: As the machine works properly with pressure of 8-10bar, the coherent source pressure should be more
than 7bar.
Demounting head settings: When the machine is delivered, the demounting head is calibrated with standard 13" rim. If
there are exceptionally large or small rims, simply loosen the two column ends on the demounting head and the bolt at the
bottom of the hexagonal shaft, then rotate the demounting head, finally tighten the screw when curvature of the demounting
head can basically meet therim.
Oil volume settings: oil volume of atomized lubricator is calibrated when delivery. If the oil feeding speed is too fast or too
slow, adjust the needle of atomized lubricator with a screwdriver, and then depress the splitter control panel for 5–6 times till
a drop of oil dropped from lubricator. Always check the oil level in the cup, replenish with # 30 machine oil in time when
lacked.
2.1 Instructions on pedal working conditions
zInflating control pedal “ ”: There are 2 ranges: range 1 and range 2. Range 1 is located at the middle while range
2 is at the bottom. Range 1 is used for inflating tires with inner tubes and easily inflated vacuum tires, while range 2 is
used for inflating special vacuum tires.
zClamping pedal“ ”: There are 2 ranges: range1 at top and range 2 at bottom.
zSplitting control pedal“ ”: There are 2 ranges: low range and initial range.The pedal mustbe depressed and hold
to ensure it at low range; if the pedal is released, it will go back to initial range. Low range is for bead breaking action,
while initial range is for release action.
zTurntable control pedal “ ”: There are 3 ranges: low range, initial range and high range. The operation method