lockwashers and lift differential and carrier assembly from
Remove planet spider assembly from hub
assembly. Remove sun gear thrust washer.
7. Straighten tangs on housing nut lock and remove
outer tube nut, nut lock and inner tube nut.
Remove internal gear hub, internal gear, and
outer hub bearing cone. Using suitable puller, pull hub
bearing cone from hub. Remove bolts and lock plates
and remove internal gear from hub.
Remove hub and cup assembly. If replacement
is required, remove hub oil seal, inner hub bearing cone
and outer and inner hub bearing cups.
Attach hoist to axle outer ends and support
weight. A spreader bar may be required to prevent sling
from interfering with machine.
Remove axle mounting nuts and lower axle
gently to ground.
Reverse procedure for installation. Torque axle
PLANET SPIDER DISASSEMBLY:
stud mounting nuts to 700 ft-lbs (97 m-kg). Torque wheel
Drive the planet pinion shaft outward from side
mounting nuts to 450 ft-lbs (62 m-kg).
opposite lock ball.
Planet pinion gear may be removed with needle
bearings, spacer and thrust washers.
The following instructions will cover the disassembly and
The same other planet spider assemblies may
reassembly of the drive axle assembly in a sequence that
be removed in the same manner.
would normally be followed when unit is to be removed
from the machine and completely overhauled.
Disassembly procedure should be followed in
conjunction with axle parts section and with axle vendor
PLANET SPIDER REASSEMBLY:
Caution: Cleanliness is of extreme importance and an
Lubricate the inside of planet gear with a heavy
absolute must in the repair and overhaul of these units.
grease. This is to hold bearings in place during assembly.
Before attempting any repairs, the exterior of each unit
Set planet pinion on thrust washer with tang
must be thoroughly cleaned to prevent the possibility of
side away from planet pinion gear.
dirt and foreign matter entering the mechanism.
Insert one-half of bearings and install spacer,
then remaining one-half of bearings.
Inverting axles on steel horses provides greater stability
Set thrust washer on top with tang side away
and facilitates disassembly and reassembly.
from planet pinion gear.
Drain planetary and differential housings.
Install pinion gear, bearings spacer and thrust
Remove hub thrust cap, O ring and washer
washer assembly into planet spider with tang into
indentation of planet spider.
Remove axle shaft and sun gear assembly.
Install shaft through planet spider with lock ball
Remove sun gear retaining ring and sun gear
from axle shaft.
With a small center punch stake planet spider
Note: If axle shaft replacement only is required,
near shaft Ice, ball so shaft will not fall out during
disassembly need only be carried to this point.
installation of the complete planet spider assembly to