-35-
CAUTION
Do not lift or support the trailer on any part of the axle or suspension
system. Never go under any trailer unless it is properly supported on
jack stands which have been rated for the load. Improperly supported
vehicles can fall unexpectedly and cause serious injury or death.
2. Remove the wheel from the hub, leaving the brake exposed.
3. Disable the brake actuation system. Check that the hydraulic system has
zero pressure and that the hub and rotor rotates freely.
4. Remove the two caliper mounting bolts. Do not allow the caliper
assembly to hang from the hose. Do not disconnect the hose or allow air
into the hydraulic system.
5. With the caliper assembly out of the way remove the brake rotor. Save
the brake mounting hardware for reinstalling the brake calipers.
Installing the new brake rotor
1. First inspect the brake assembly for grooves, aking, cracks, heat
checking, thickness variation, insufcient rotor thickness, and look to
see that the mounting hardware is straight. Replace any component as
needed (or desired) per manufacturer recommendations.
2. Install the new brake rotor by tting it onto the hub ush with the hub
face.
3. Remount the caliper assembly onto the caliper attaching bracket. Place
thread locking compound on threads of mounting bolts. Torque mounting
bolts to 40-50 Ft. Lbs.
Note: Use two lug nuts to secure rotor against the hub face when
reassembling the calipers. After the calipers are assembled remove the
lug nuts.
4. Reconnect the brake actuation system. Refer to your Operation
Maintenance Service Manual for proper operation.
5. Remount the wheel. Refer to your Operation Maintenance Service
Manual for proper wheel nut torque procedures.
Braking Systems - Hydraulic
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