Isuzu N-Series. Service manual — part 181
FRONT AXLE 4C-19
13. Washer
14. Nut
15. Cotter Pin
1) Install the washer to the hub.
2) Tighten the nut until you are unable to manually
rotate the hub and disc assembly.
3) Loosen the nut.
4) Attach a spring balancer (1) to one wheel pin.
Gradually retighten the nut until the hub and
disc assembly bearing is adjusted to the speci-
fied preload.
Hub bearing preload,
New Hub bearing: 17 — 31 N (1.7 — 3.2 kg / 3.7 — 7.1
lb)
Reused Hub bearing: 14 — 28 N (1.4 — 2.9 kg / 3.1 —
6.4 lb)
5) Align the nut slot with the knuckle cotter pin
hole.
If necessary, slightly tighten the nut to align the
slot and the hole.
6) Insert the cotter pin to the slot and hole.
7) Bend back the cotter pin to lock the nut.
8) Return the caliper assembly to its original posi-
tion.
9) Tighten the lock pin bolt (1) to the specified
torque.
Use a new cotter pin.
Tighten:
Lock pin bolt to137 N
⋅m (14 kg⋅m / 101 lb⋅ft)
16. Hub Cap
1) Apply LOCTITE or liquid gasket to the engage-
ment part with hub.
2) If severe deformation is found, replace with a
new one.
N4A0259E
N4A0249E
N4A0275E
N4A0262E
4C-20 FRONT AXLE
3) Apply the specified amount of the approved
grease to the hub cap.
Grease amount: 40 g (1.4 oz)
4) Use a plastic hammer to install the hub cap to
the hub.
N4A0263E
FRONT AXLE 4C-21
Front Hub, Disc and Knuckle (4
× 2, Independent Suspension Model)
Legend
1. Wheel and tire
7. Oil seal
2. Hub cap
8. Inner bearing
3. Hub nut
9. Hub
4. Thrust washer
10. Disc
5. Hub and disc assembly
11. Back plate
6. Outer bearing
12. Knuckle
N4A0276E
4C-22 FRONT AXLE
Removal
Preparation:
Jack up and support the vehicle on stands.
1. Wheel and Tire
Remove the disc brake caliper assembly (1) with
brake hose and wire it to frame.
2. Hub Cap
3. Hub Nut
4. Thrust Washer
5. Hub and Disc Assembly
Remove the hub and disc assembly from the
knuckle.
6. Outer Bearing
7. Oil Seal
8. Inner Bearing
• Drive out the bearing outer races using with a
proper bar through two notches.
Legend
1. Hub and disc assembly
2. Thrust washer
3. Cotter pin
4. Hub cap
5. Hub nut
N4A0277E
N4A0278E
Legend
1. Outer bearing
Legend
1. Oil seal
2. Inner bearing
N4A0279E
N4A0280E
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