Chevrolet 30 Series 1967 Service Manual page 155

F ig . 5 - Hub Installation
1. Lock Ring
2. " O " Ring Seal
3. Hub Assembly
4. W h ee l Hub Housing
5. Disconnect shock absorbers from axle brackets.
. Dismount U-bolts from axle to separate axle from
6
truck springs.
7. Roll front axle out from under the truck.
Installation
1. Truck should be on jack stands as in Step 2 of re ­
moval instructions.
Place axle in position under truck.
2 .
3. Install U-bolts attaching axle to front springs.
Attach shock absorbers to axle brackets.
4.
5. Connect brake hoses to frame fittings.
.
Attach connecting rod to steering arm.
6
Remove jack stands and lower front of truck.
7.
Assemble propeller shaft to front axle differential.
.
8
FRONT AXLE SHAFT ASSEMBLY
Removal
1. Support vehicle with front wheel free.
2. Place drain pan under wheel and remove hub grease
cap.
3. Remove snap ring from axle shaft.
4. Remove drive flange as follows:
a. On K10 models, pull splined drive flange from
shaft and hub and remove spacer from hub.
b. On K20 models, remove stud nuts and washers,
remove drive flange and gasket.
MODEL-K10
MODEL-K2Q
5. Extension Housing
6. Gaskets
7. Lock Washer (6)
8. Bolts (6)
5. Remove bearing lock nut and lock ring and remove
adjusting nut.
. Remove wheel, hub and drum as an assembly.
6
7.
Remove bolts and lock washers holding brake flange
plate and spindle to steering knuckle.
Remove flange plate from steering knuckle and sup­
port the plate so brake hose will not be damaged.
9. Slide spindle from shaft.
.
10 Remove axle shaft and joint assembly.
Repairs
1. Remove lock rings from trunnion bearings.
2. Support shaft yoke in a bench vise or on a short
length of pipe.
3. Using soft drift and hammer, drive on one end of
trunnion bearing just far enough to drive opposite
bearing from yoke.
4. Support the other side of yoke in bench vise and
drive other bearing out using brass drift on end of
trunnion.
5. On other joints, remove trunnions from yokes in
sim ilar manner.
. Remove trunnion.
6
7. Clean and inspect bearings, relubricate with a high
melting point wheel bearing type grease.
Replace trunnion and press new or relubricated
bearings into yokes and over trunnion hubs far
enough to install lock rings.
9. Hold trunnion in one hand and tap yoke lightly to
seat bearings against lock rings.
Installation
1. Slide axle shaft assembly into housing, engaging
splines in differential side gear.
2. Install spindle and bushing assembly on shaft.
3. Install brake flange plate on spindle, align mounting
holes and install bolts and lock washers. Tighten
bolts to 25-30 ft. lbs.
4. Install wheel and drum assembly on spindle.
5. Install outer bearing cone and adjusting nut.
. Adjust bearings by tightening nut using "T " handle
6
wrench (12" long on each side). Rotate drum and
tighten snug. Loosen nut 45° and assemble lock
washer by loosening nut to nearest hole, then as­
semble outer nut. Tighten nut to 40 ft. lbs. mini­
mum.
7. Install drive flange as follows:
a. On K10 models, install spacer in hub and install
splined drive flange on shaft and into hub.
b. On K20 models, install gasket on hub and install
drive flange on studs. Install lock washers and
nuts.
. Install snap ring in axle shaft.
8
9. Install hub cap.
10. Fill knuckle with recommended lubricant. Coat plug
with Permatex No. 3 or equivalent and install in arm.
FRONT AXLE STEERING KNUCKLE
Removal
1. Remove axle shaft and joint assembly.
2. Disconnect steering connecting rod from steering
arm.
3. Disconnect the tie rod from steering knuckle.
4. Remove the seal retainers (2 pieces) from knuckle.
5. Remove the felt seal, rubber seal and the seal ring
from knuckle and let them hang on axle housing.
. Remove upper and lower bearing retainers and shims
6
from knuckle.
FRONT SUSPENSION 3-27
CHEVROLET TRUCK SERVICE MANUAL