The Truck Tire changer S-T568 is a professional heavy-duty tire changer designed for truck/bus tires. Below is the detailed operating procedure:

I. Safety Preparations

1. Equipment Inspection
   • Verify air supply pressure ≥0.8MPa
   • Check wear condition of dismantling head (replace if wear exceeds 3mm)
   • Lubricate turntable guide rails
2. Tire Pre-Treatment
   • Fully deflate tire (using professional deflation tools)
   • Remove rust from wheel rim edges (use wire brush)

II. Removal Procedure

1. Wheel Assembly Fixation
   • Position tire at turntable center
   • Secure with φ22mm locking rod (rotate counterclockwise to lock)
2. Tire Removal Process
   Operation

   1. Step on bead breaker pedal to engage blade with tire bead
   2. Rotate turntable clockwise for 2 revolutions
   3. Switch dismantling head to 15° angle position
   4. Repeat until bead completely separates

III. New Tire Installation

1. Lubrication Treatment
   • Use special tire lubricant paste (soapy water prohibited)
   • Apply evenly on tire bead and wheel rim edge
2. Installation Key Points
   • Align tire marking with valve hole
   • Set equipment to "Assembly Mode" (reduce pressure to 0.4MPa)
   • Immediately stop turntable upon hearing "click" sound

IV. Important Notes

1. Prohibited Operations
   • Do not process tires with damage exceeding 5cm
   • Special fixtures required for wheel diameters over 24 inches
2. Maintenance Requirements
   • Replenish guide rail lubricant every 10 operations
   • Drain air/water separator daily after work

Would you like more detailed explanations for specific steps or troubleshooting solutions?