5-74. REAR BEARING, HUB, AND BRAKE DRUM REPLACEMENT (CONT).
Parts of the brake assembly may be coated with asbestos dust; breathing this dust can harm personnel.
Use a filter mask approved for use against asbestos dust.
Never use compressed air or dry brush to clean these assemblies.
Use an industrial type vacuum cleaner with a high-efficiency filter system to remove dust.
Use water and a soft bristle brush or cloth to remove dirt or mud.
(1) Using a 3-pin spanner wrench, remove wheel bearing adjusting nut (1).
(2) Slide hub and brake drum assembly (2) forward slightly and then push back, exposing outer wheel
bearing (3) enough to remove.