Trailer Axle Assembly
Removal, Repair and Replacement See figure 3-72.
Raise the chassis and axle until the wheels are off the ground and securely support and block the trailer.
Remove the dual wheels on the end of the axle that is to be disassembled.
The axle bearings run in oil and must be drained before disassembling. Catch the oil in a pan or pail. It should not
Remove the hub cap (32) by removing the six bolts (27)(28) holding it in place and remove the hub cap gasket
The outer spindle nut can be removed. The correct wrench for this nut should be used in order not to damage the
nut. Bend the tab(s) on the lock washer back so that the nut will turn.
Remove the lock washer by sliding it off the axle.
The inner spindle nut can be removed using the correct wrench.
The hub and drum assembly (36)(37) can be removed. The bearings should come off with the hub. Give the hub
a good pull and it should come loose.
Remove the outer bearing (25), the oil seal (30) and the inner bearing (26).
Remove brake retract spring (17).
Remove lock rings and washers from anchor pins (16).
Remove anchor pin locks.
Remove anchor pins (16) and brake shoe assemblies (19).
Remove slack adjuster (5) lock ring and washer.
Remove slack adjuster (5).
page 3 - 1363