FRONT AXLE REPLACEMENT (Cont).
Front axle is heavy. Support front
axle before removing locknuts. If
axle falls it can cause serious injury
Remove eight locknuts (4) from front axle (3).
Wedge plates are tapered for proper
caster angle. Note position of wedge
plates when removing to assist in
Lower front axle (3), two spacers (6), and wedge
plates (7) from two front springs (1), and remove
spacers and wedge plates from dowel pins (5).
Remove four U-bolts (2) and two U-bolt seats (8)
from top of two front springs (1).
b. CLEANING AND INSPECTION
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-1380F (380C-590C). If you become dizzy while using cleaning solvent, immediately get fresh
air and medical help. If solvent contacts eyes, immediately wash your eyes and get medical aid.
Clean metal parts with dry cleaning solvent.
Inspect metal parts for cracks, breaks, and other damage. Replace if damaged.
Inspect two dowel pins for damage. Replace if damaged.
Position two U-bolt seats (8) and four U-bolts (2) to top of two front springs (1).
Install two spacers (6) and wedge plates (7) on dowel pins (5).
Position front axle (3) on two front springs (1) and four U-bolts (2).
Install front axle (3) with eight new locknuts (4). Torque locknuts to 325-400 lb.-ft. (441-542 N m).
Install steering knuckles (see paragraph 12-8).