FRONT AXLE DRIVE PINION AND BEARINGS MAINTENANCE (ALL EXCEPT
b. CLEANING AND INSPECTION
l Dry cleaning solvent P-D-680 is toxic and flammable. Always wear
protective goggles and gloves and use only in a well-ventilated area.
Avoid contact with skin, eyes, and clothes and DO NOT breathe vapors.
DO NOT use near open flame or excessive heat. The solvents flash
point is 100°F-138°F (38°C-59°C). If you become dizzy while using
cleaning solvent, immediately get fresh air and medical help, If solvent
contacts eyes, Immediately wash your eyes with water and get medical
Compressed air used for cleaning purposes should never exceed 30 psi
(207 kPa). Use only effective chip guarding and personnel protective
equipment (goggles/shield, gloves, etc.). Failure to follow this warning
may result in serious injury to personnel.
Clean drive pinion, shims, slingers, flange, and deflector with dry cleaning solvent and dry with
Clean drive pinion bearing bores in housing to ensure that they are free of dirt or other
contamination. Remove any nicks found.
Clean and inspect front and rear bearing assemblies in accordance with TM 9-214.
If drive pinion Is replaced, differential ring gear and ring gear bolts must
also be replaced. (See paragraph 6-8)
Inspect drive pinion for damage. Replace if damaged.
Inspect flange for evidence of wear at point of oil seal contact. Replace if worn.