Chevrolet 30 Series 1967 Service Manual page 204

REAR SUSPENSION AND DRIVE LINE 4-46
Maintenance and adjustments for the Eaton single-
speed axle are performed the same as those outlined for
AXLE ASSEMBLY
Service operations on the axle may be performed with­
out removing the complete axle assembly from the vehi­
cle. There may be occasions, however, when it will be
necessary to remove the complete assembly as a result
of collision or other damage resulting in distortion of the
axle housing. The following axle assembly removal, is to
be used only when replacement of axle housing is neces­
sary.
Removal
1. Loosen the rear wheel stud nuts, then raise the rear
of the vehicle enough to remove the load from the
rear springs. Support vehicle with stand jacks under
frame side rails.
2. Disconnect the hydraulic brake hose from the brake
pipe at the rear axle, or, if the truck is equipped with
air brakes, bleed the system, then disconnect the air
brake hose from the rear brake chambers.
3. Remove the two trunnion bearing "U" bolts from the
pinion flange and split the rear universal joint. Swing
the propeller shaft to one side and tie it to the frame
side rail.
4. Remove the rear spring "U" bolts and roll the axle
assembly out from under the truck.
clear of the floor and remove the wheels.
Installation
1. Install the wheels, then roll the axle assembly into
MAINTENANCE AND ADJUSTMENTS
COMPONENT PART REPLACEMENT
Raise the axle
DRIVE LINE
REAR AXLE (EATON) TWO-SPEED
General Description ......................................................... ....
Maintenance and Adjustments
Component Part Replacement
Axle Assembly ............................................................ .... 4-48
Removal ...................................................................... 4-48
In stallatio n ............................................................... .... 4-48
Axle Vent Replacement
Axle Shaft Removal and Installation
Hub and D r u m ............................................................... .... 4-48
the Chevrolet single-speed axles.
(Chevrolet) Single-Speed."
position under the truck.
2. Attach axle to the rear springs with the "U" bolts.
Tighten the "U" bolt nuts to 215 ft. lbs.
3. Connect propeller shaft to the axle, drawing "U"
bolts up to torque specifications.
4. Connect the hydraulic brake hose to the brake pipe on
the rear axle, then bleed the brakes and check fluid
level in the master cylinder. If the truck is equipped
with air brakes, connect air lines to the rear brake
chambers.
5. Lower vehicle to floor and tighten rear wheel nuts.
. F ill axle to proper level with lubricant.
6
7. Check brake operation. Inspect for air or hydraulic
fluid leaks at brake line fittings.
Axle Vent Replacement
See "Axle Vent Replacement" Chevrolet 5200 through
17,000 lb. Single Speed axle.
A xle Shaft
Removal and Replacement
See 17,000 lb. Chevrolet Single Speed "Axle Shaft
Removal and Replacement."
Hub and Drum
Removal, Service and Installation
See 17,000 lb. Chevrolet Single Speed "Hub and Drum."
INDEX
.......................................... .... 4-47
.......................................... .... 4-48
................................................ ... 4-48
............................... 4-48
Refer to "Rear Axle
Road test vehicle.
Page
4 - 4 7
CHEVROLET TRUCK SERVICE MANUAL