Spicer Tandem Drive Axles Service Manual D__R440, 460, 480, D_R461, 462, 463, 521, 581, 601, 651, 652, 653 - Manual (Page 16)

12
Differential Carrier Assembly
Forward Axle Differential Carrier Removal and Installation
Removal of Forward Differential Carrier
Note: The removal of the forward carrier requires disconnect-
ing of the inter-axle driveline and removal of the output
shaft yoke assembly.
1. Block the vehicle.
2. Drain axle lubricant.
3. Disconnect all air lines to the axle.
4. Disconnect inter-axle and main drivelines.
5. Remove axle stud nuts and axle shafts (If used, re-
move lock washers and taper dowels).
The differential lock 461/521/581 models use axle shafts
with different spline length (4" or 11"). Axle shafts may also
be location specific with various wheel equipment. Do not
misplace axle shafts from their intended location.
TIP: To loosen dowels, hold a brass drift in the center of the
shaft head and strike drift with a sharp blow using a hammer.
Do not lie under carrier after fasteners are removed. Use
transmission jack to support differential carrier assembly
prior to loosening fasteners.
Do not strike the shaft head with a steel hammer. Do not use
chisels or wedges to loosen shaft or dowels.
6. Remove carrier capscrews, nuts and lock washers.
7. Forward Models Only: Remove output shaft shoul-
der nut and yoke.
8. Remove differential carrier assembly.
Removal of Forward Axle Housing Cover
Tip: The bearing parts can be serviced separately
without removing the housing cover form the axle
housing
1. Block the vehicle.
2. Drain axle lubricant.
3. Disconnect inter-axle driveline.
4. Remove output shaft shoulder nut and yoke.
5. Remove capscrews, nuts, and lock washers fasten-
ing cover to axle housing.
6. Remove oil seal and discard.
7. Remove bearing retaining washer, if used.
8. If replacement is necessary, remove snap ring, bear-
ing and bearing sleeve.
Snap ring is spring steel and may pop off. Wear safety glass-
es when removing.
WARNING
CAUTION
WARNING
1 - Carrier fasteners
2 - Carrier assembly
3 - Forward axle assembly
4 - Axle shaft 5 - Nut
6 - Lock washer
7 - Lift and support
1
2
3
4
7
6
5