TC39 Series Changer Operation Instructions
Maintenance and Calibration
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3.3 Checking the Bead Rollers
Check to ensure bead rollers operate in line with each other as follows:
Clamp a typical rim without tire onto the TC.
Bring the upper bead breaker roller close to the rim, as shown in figure.
Verify that the upper roller touches the rim edge. There should be no
clearance between the roller and rim edge.
Raise the lower bead arm, verify clearance of 1 mm (1/24”) from the rim edge.
Adjust rollers as follows:
In case of adjustment, disconnect the air supply from the machine to
allow the unlock of the necks.
No Clearance
1 mm (1/24”)