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GATmatic TWC-1600 Instruction Manual

Automatic tire changer
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TIRE CHANGER FOR TRUCK TWC-1600
AUTOMATIC TIRE CHANGER
INSTRUCTION MANULA
TIRE CHANGER
ITEM NO: TWC-1600

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Summary of Contents for GATmatic TWC-1600

  • Page 1 TIRE CHANGER FOR TRUCK TWC-1600 AUTOMATIC TIRE CHANGER INSTRUCTION MANULA TIRE CHANGER ITEM NO: TWC-1600...

  • Page 2: General Information

    TIRE CHANGER FOR TRUCK TWC-1600 1 GENERAL INFORMATION Tire changer has been specifically designed to demount high-speed bus and truck tires with rims form 14"to 26"and a maximum 1600mm diameter Any other use is improper and therefore not authorized before beginning any kind of work on or with this machine, carefully read and understand the contents of these operating instructions.
  • Page 3 TIRE CHANGER FOR TRUCK TWC-1600 This limits the pressure in the hydraulic circuit and ensure correct operation of the plant. 4. Pump motor overload cut-out (inside the electric enclosure). This cuts in if the motor overheats to prevent it from burning out.

  • Page 4: Installation Place

    TIRE CHANGER FOR TRUCK TWC-1600 6 UNPACKING Once the packing material has been removed, check the machine visually for any signs of damage. Keep the packing materials out of the reach of children as they can be a source of danger.
  • Page 5 TIRE CHANGER FOR TRUCK TWC-1600 It is not essential to anchor the machine to the floor however, the floor must be smooth and permit the platform rollers to move freely. ELECTRIC HOOK UP Before making any electric hook up, check to be certain that the mains voltage corresponds to that stamped on the voltage tag (attached to the cord near the tire changer’s plug).
  • Page 6 TIRE CHANGER FOR TRUCK TWC-1600 Connect the machine to the mains, switch “ON”(5,fig.B/7)and check that the gearbox motor rotation corresponds to the indicating arrow(6,fig.B/6). 8 IDENTIFYING WARNING SIGNALS WARNING! Unreadable and missing warning labels must be replaced immediately. Don’t interpose any object witch could prevent the operator from seeing the labels.

  • Page 7: Identification Of Control

    NOTE: all the controls are very sensitive and small movements of the .machine can be done with precision. The GATMATIC TWC-1600 tire changer also has: Lever (15, Fig. D) to tip the tool carrier arm (14, Fig. 4) form its work to its non-working position and vice-versa.

  • Page 8: Correct Operation Checks

    TIRE CHANGER FOR TRUCK TWC-1600 using the machine. Lifting arm lift or lower and hydraulic chuck open or close, there is always a potential for crushing anything in its movement range. Always work form the position given in the instructions keep well...
  • Page 9 TIRE CHANGER FOR TRUCK TWC-1600 -hold the switch lever in this position (Top) and check if the pressure shown on the gauge on the swivel fitting is 130 bar 5%. If the pressure shown in not as indicated here, do not use the tire changer and call our GATMATIC assistance team.
  • Page 10 TIRE CHANGER FOR TRUCK TWC-1600 N.B. for rims with channel, clamp the wheel so that the channel is near the outside of the rim (fig. E/1) DANGER! This operation can be extremely dangerous. Do it manually only if you are certain you can keep the wheel balanced.
  • Page 11 TIRE CHANGER FOR TRUCK TWC-1600 DANGER! Always check to be certain that the arm is corrected hooked to the carriage. DANGER! The bead breaker disk must NOT be pressed against the rim but against the bead. CAUTION! To avoid all risk, lubricate the beads turning the wheel CLOCKWISE if you are working on the outside plane and ANTICLOCKWISE if working on the inside plane.
  • Page 12 TIRE CHANGER FOR TRUCK TWC-1600 N.B.: During the bead breaking. The claw (18, Fig. G) can be lowed so that it is out of the way. DEMOUNTING Tubeless tires can be demounted in two ways: 1) If the tire is not difficult to demount, once the beads have been loosened, use the bead disk to push against the inside plane of the tire until both beads come off the rim (see Fig.
  • Page 13 TIRE CHANGER FOR TRUCK TWC-1600 lever LA until the tire comes completely off the rim. DANGER! When the beads come off the rim, the tire will fall. Check to make sure there are no bystanders in the work area. MOUNTING Tubeless tires can be mounted using either the bead breaker disk or the hook tool.
  • Page 14 TIRE CHANGER FOR TRUCK TWC-1600 5) Lift the rim with the tire hook to it and turn it anticlockwise about 15-20 cm. The tire will be positioned tilted across the rim. Take the mobile control unit to work position C.
  • Page 15 TIRE CHANGER FOR TRUCK TWC-1600 -Follow the steps described under points 1,2,3,4 described above but instead attaching the clip to just the first bead (refer to point 4)clip it to both. -Lift the rim with the tire hooked to it and turn it anticlockwise 15-20 cm (clip at 10 o’clock).
  • Page 16 TIRE CHANGER FOR TRUCK TWC-1600 10) Attach the clip at the bottom (6,o’clock) outside the second bead(see Fig.N) Take the mobile control unit to work position C. 11)Turn the spindle clockwise to about 90º (clip at 9 o’clock). 12)Bring the tool forward until the red reference dot is lined up with the outside edge of the rim and about 5 mm form it.
  • Page 17 TIRE CHANGER FOR TRUCK TWC-1600 8) Move the tool carrier arm to its non-working position. Lower the spindle until the tire is pressed down against the platform. As the platform is moved slightly towards the outside, the tire will open a little and thus create enough space to remove the inner tube.
  • Page 18 TIRE CHANGER FOR TRUCK TWC-1600 6) Move the tool carrier arm to its non-working position. Move it to the inside plane of the tire and rehook it in this position. 7) Check to make sure the hook tool is positioned on the wheel side. If not, press lever (19,Fig.D)and turn it 180º.
  • Page 19 TIRE CHANGER FOR TRUCK TWC-1600 Insert the valve through the hole and fix it with its locking ring. 15)Place the inner tube in the center well of the rim (NB: to facilitate this, turn the spindle clockwise). 16)Turn the spindle until the valve is at the bottom (6 o’clock).
  • Page 20 TIRE CHANGER FOR TRUCK TWC-1600 WHEELS WITH SPLIT RING BEAD BREAKING AND DEMOUNTING WHEELS WITH 3-PIECE RINGS 1) Clamp the wheel on the spindle as described previously and check to make sure it has been deflated. 2) Take the mobile control unit to work position B.
  • Page 21 TIRE CHANGER FOR TRUCK TWC-1600 13) Lower the spindle until the wheel is resting on the platform. Take the mobile control unit to work position B. 14) Move the platform towards the outside until the tire completely off rim. Watch out for the valve!
  • Page 22 TIRE CHANGER FOR TRUCK TWC-1600 10)Tip the tool carrier arm to its non-work position. Take the mobile control unit to work position B. 11) Move the platform (4, Fig. A) directly under the wheel. 12)Lower the spindle until the wheel is resting on the platform.
  • Page 23 TIRE CHANGER FOR TRUCK TWC-1600 o’clock) 4) Lower or raise the spindle to center the rim and the tire. 5) Move the platform forward until the rim is inserted into the tire. CAUTION! If the tire is tubed push the valve inside so as not to damage it.

  • Page 24: Ordinary Maintenance

    TIRE CHANGER FOR TRUCK TWC-1600 the split-ring is by the disk. Bring the disk forward(with the spindle turning) until you “discover” the O-ring seating. 8) Lubricate the O-ring and its seating. Take the mobile control unit to work position C.

  • Page 25: Troubleshooting

    TIRE CHANGER FOR TRUCK TWC-1600 Hydraulic oil 46, BP Energol HLP). 4) From time to time check the oil level in the gear unit which, when the tool carrier bracket is completely lowered at end travel, should not show the sight glass on the gear casing as completely empty.

  • Page 26: Scrapping A Machine

    TIRE CHANGER FOR TRUCK TWC-1600 The TWC-1600 tire changer has got a fork (1, Fig. A) which has been position there on purpose for moving the machine. Follow these instructions: 1) Low the turntable holding arm (2, Fig .A) completely down.

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