Polaris A07MH50AX Offroad Vehicle User Manual


 
9.13
BRAKES
9
2. Measure the disc thickness at eight different points around
the pad contact surface. Replace disc if worn beyond
service limit.
3. Mount dial indicator as shown to measure disc runout.
Slowly rotate the disc and read total runout on the dial
indicator. Replace the disc if runout exceeds specifications.
Removal / Replacement
NOTE: To reduce the possibility of warping, try
removing the brake disc mounting bolts before
applying heat to the bolts.
1. Apply heat to the hub in the area of the brake disc
mounting bolts to soften the bolt locking agent.
2. Remove bolts and disc.
3. Clean mating surface of disc and hub.
4. Install disc on hub.
5. Install new bolts and tighten to specification.
= In. / mm.
Brake Disc Thickness:
Service Limit: .140” / 3.556 mm
= In. / mm.
Brake Disc Thickness Variance Service Limit:
.002” (.051 mm) between measurements.
= In. / mm.
Brake Disc Runout Service Limit:
.010” / .254 mm
= T
Brake Disc Bolt Torque:
18 ft.lbs. (24 Nm)
CAUTION
Always use new brake disc mounting bolts. The
bolts have a pre-applied locking agent which is
destroyed upon removal.