5-43. FORWARD TANDEM AXLE AND DRIVE UNIT-Continued
(c) Teeth and splines of all gears.
(d) Teeth and bore of all pinions.
Inspect helical and driven gears for wear, worn or cracked teeth and pitting (see para 4-9).
Inspect axle shafts for wear, stress and cracks at flange, shaft and spines (see para 4-9).
Replace all worn or damaged parts.
Replace all damaged screws and washers.
(a) Replace all oft seats and performed packings.