If the brakeshoe and liner as- sembly are to be removed for service or inspection, unhook and
remove the brakeshoe return spring (refer to Fig. 13).
Remove the anchor pin locks, felts, and felt retainers.
Remove the brakeshoe and liner assemblies.
For complete disassembly, remove the chambers, slack adjusters, and camshafts.
ON PR models, the oil seal and retainer assembly is located in the hub against the hub rear bearing cup and
wipes the hub spindle. Remove the retainer and seal assembly from hub with a suitable puller. Remove
Do not remove the oil seal from the retainer on PR models unless replacement is necessary.
Remove the hub spindle. Due care must be exercised not to damage the O-ring seal in the recess of housing
mating- end of spindle on PR models (refer to Fig. 15).