Chevrolet 30 Series 1967 Service Manual page 157

7. Remove knuckle from housing and remove bearing
cones from axle housing.
NOTE: On K20 HD models the upper king pin
bearing consists of a cup and bushing assembly.
The king pin and bushing are slotted to receive
a key which acts to connect the two components
so that they will pivot together. Removal pro­
cedure for this installation is as listed above.
Bearing Cup
Replacement
If new bearings are to be installed, remove cups from
axle housing. Start new cups straight in counterbore
and using a suitable driver, press cups firmly to bottom.
Seal
Replacement
If new seals and retainer are to be installed, hang them
on axle housing in place of old parts—felt seal inboard,
rubber seal next and the seal ring outboard.
Installation
1. Install bearing cones or bushing in cups in axle
housing.
2. Place the steering knuckle over axle housing yoke
and install bearing retainers. Use same shims re ­
moved, or equivalent amount and tighten bearing
retainer bolts or nuts to 25 ft. lbs. torque.
NOTE:
On K20 models position key in king pin
and install in bushing by aligning king pin and
key with key way in bushing.
3. Check bearing preload.
a. On 44-5F models— use a spring scale positioned
in the tie rod hole; knuckle should turn with
lbs. pull. Add shim to decrease preload, remove
shim to increase preload.
b. On 44-5HDF models— use a torque wrench posi­
4. Position seal ring, rubber seal and felt seal against
inboard face of knuckle and align bolt holes. Install
steel retainer
5. Connect the steering connecting rod and tie rod.
. Install axle shaft assembly.
6
TRANSFER CASE
Refer to Fig. 7
Removal
1. Drain transfer case.
2. Disconnect propeller shafts from U-joint yoke at
case.
3. Remove cotter pins from clevis pins. Withdraw
clevis pins to remove lever-selector from transfer
case.
4. Remove access cover on side of the Adapter Assem­
bly and remove two attaching bolts to the transfer
case (fig. 7).
5. Remove seven bolts located on outside of Adapter
Assembly.
. Support transfer case in suitable cradle.
6
7. Remove two bolts from bracket at right side of the
transfer case and remove case from adapter.
ADAPTER ASSEMBLY
Removal
1. Remove bolts holding the bracket assembly, and
control lever to the adapter assembly: lock, washer
and spring from lower end of lever actuating arm
1 1 - 2 0
(fig. 1). Push assembly to one side.
2. Remove two bolts from mounting assembly.
Fig . 7 - Transfer Case Assembly (Typ ical)
tioned on upper bearing retainer nut; knuckle
should turn with 15-35 ft. lbs. torque. Adjust
preload by increasing or decreasing shim packs
at lower bearing only. Upper shim pack should
be .060 inch thick.
pieces).
( 2
FRONT SUSPENSION 3-29
CHEVROLET TRUCK SERVICE MANUAL