Inspection
1. Remove the brake caliper.
2. Inspect the disc surface for scratches or damage. If the depth of the scratches exceeds 0.3 mm, the disc surface must be restored.
3. Check the disc runout using a dial gauge.
(Based on website data: www.MAZbook.ru)
4. If the disc is in good condition, sand the surface of the disc.
5. Check the thickness of the disc and the difference in disc thickness between different sections. Replace the brake disc if necessary.
Please note: The minimum allowable brake disc thickness is usually indicated on the disc itself.
Removal
1. Before removing the front brake disc, unscrew the mounting bolts (indicated by arrows).
2. Remove the caliper mounting bracket.
3. If the brake disc mounting bolts do not come off, use a special screwdriver.
4. If the brake disc does not come off, install the two bolts into the provided holes and tighten them to remove the brake disc.
Installation
Installation is carried out in the reverse order of removal.