4-189. STEERING KNUCKLE AND ARM REPLACEMENT (CONTINUED)
Remove retaining ring halves (5), split ring
retainer (6), seal with spring (7), steering ball felt
(8), flange (9) and gasket (10) from back side of
trunnion housing (11).
Loosen both upper and lower trunnion cap retaining
nuts (12). Remove bottom cap mounting nuts and
lockwashers (13) only at this time.
Remove lower trunnion cap (14) and shim pack
(15). Retain and mark shim pack for reassembly.
The lower trunnion bearing will lay loose on bottom of
trunnion housing when lower trunnion cap (14) is
removed. Remove lower trunnion bearing by pulling
trunnion housing (11) away from axle housing to
provide access to bearing.
Remove trunnion housing (11) from axle housing
by tilting bottom of trunnion housing out and pulling
The upper trunnion housing bearing will lay loose on
upper bearing race of axle housing end when trunnion
housing is removed. Remove upper trunnion bearing.
Place trunnion housing on workbench and remove
upper trunnion cap retaining nuts (previously
loosened), lockwashers, trunnion cap and shim
Remove steering arm retaining nuts (12) and
washers (13) exposing tapered dowels (16).
To remove tapered dowels (16), work the steering
arm (17) back and forth until enough of the dowels
(16) are exposed to allow dowels to be gripped with
a pliers or other suitable tool.
With tapered dowels (16) removed, pull steering
arm (17) off of mounting studs and upper trunnion
Remove upper trunnion cap shim pack (19).Retain
and mark shim pack for reassembly.