Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual — part 143
4C–72
DRIVE SHAFT SYSTEM
Front Propeller Shaft
Front Propeller Shaft and Associated Parts
401RW093
Legend
(1) Bolt, Nut and Washer (Front Axle Side)
(2) Front Propeller Shaft
(3) Bolt, Nut and Washer (Transfer Side)
Removal
1. Raise the vehicle on a hoist.
NOTE: Apply alignment marks on the flange at the front
propeller shaft both front and rear side.
401RS020
2. Remove bolt, nut and washer (Front axle side).
3. Remove bolt, nut and washer (Transfer side).
4. Remove front propeller shaft.
Installation
NOTE: Never install the shaft assembly backwards.
Never insert bar between yoke lugs when tightening or
removing bolts. Completely remove the black paint from
the connecting surface of flange coupling on each end of
propeller shaft. Clean so that no foreign matter will be
caught in between.
1. Align the mark which is applied at removal. Install
front propeller shaft and tighten the bolts to the
specified torque.
Torque: 63 N·m (46 lb ft)
4C–73
DRIVE SHAFT SYSTEM
Disassembly
401RW032
Legend
(1) Sleeve Yoke
(2) Clamp
(3) Boot
(4) Clamp
(5) Tube Assembly
1. Lay the shaft horizontally on a bench and secure.
2. Indicate the original assembled position (1) by
marking the phasing of the shaft prior to disassembly.
401RW037
3. Using the flat blade of a screwdriver, pry the loose end
of the boot clamp upwards and away from the
propeller shaft boot. Be careful not to damage the
boot.
4. When boot clamps becomes loose, remove by hand.
5. Repeat for the other boot clamp.
6. Remove the slip yoke assembly from the driveshaft,
by securing the boot with one hand and pulling on the
slip yoke.
7. Remove the boot from the shaft assembly.
4C–74
DRIVE SHAFT SYSTEM
Universal Joint Disassembly
401RW031
Legend
(1) Flange Yoke
(2) Snap Ring
(3) Spider
(4) Needle Roller Bearing
1. Using a soft drift, tap the outside of the bearing cup
assembly to loosen snap ring. Tap bearing only hard
enough to break assembly away from snap ring.
Remove snap ring from yoke. Turn joint over, tap
bearing away from snap ring, then remove opposite
snap ring.
Apply alignment marks (1) on the yokes of the
universal joint, then remove snap ring.
401RW018
4C–75
DRIVE SHAFT SYSTEM
2. Set the yoke in the arbor press with a piece of tube
stock beneath it.
Place a solid plug on the upper bearing assembly and
press it through to release the lower bearing
assembly.
401RW020
3. If the bearing assembly will not pull out by hand after
pressing, tap the base of the lug near the bearing
assembly to dislodge it.
4. To remove the opposite bearing, turn the yoke over
and straighten the spider in the open hole. Then
carefully press on the end of the spider so the
remaining bearing moves straight out of the bearing
spider hole. If the spider or bearing are cocked, the
bearing will score the walls of the spider hole and ruin
the yoke.
5. Repeat this procedure on the remaining bearing to
remove the spider from the yoke.
6. Make sure of proper position for reinstallation by
applying setting marks, then remove spider .
Inspection and Repair
Make necessary correction or parts replacement if wear,
damage, corrosion or any other abnormal condition is
found through inspection.
NOTE: When any part of the journal assembly (spider,
needle roller bearing) requires replacement, be sure to
replace the entire assembly.
Check the following parts for wear, damage, noise or any
other abnormal conditions.
1. Spider
2. Needle roller bearing
3. Yoke
4. Flange
5. Boot
Spider pin for wear
Spider pin should be smooth and free from fretting or
galling. Visible signs of needle presence is normal, but
wear should not be felt.
401RW038
Propeller shaft run–out
Support the propeller shaft on V-blocks (2) and check for
run-out by holding the probe of a dial indicator (1) in
contact with the shaft.
Static run-out limit:
0.13 mm (0.005 in)
TIR on the neck of the slip tube shaft (with a
boot).
0.25 mm (0.010 in)
TIR on the ends of the tubing 3 inch from the
welds.
0.38 mm (0.015 in)
TIR at the linear center of the tube.
0.38 mm (0.015 in)
TIR for the full length of tube with 30” or less of
tubing.
(TIR : Total Indicator Reading)
401RS027
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