Ref.: MEL-WA(3D HCV) - OM Ver.1.7
72
7.4.5.4.
HEAVY TRUCK
– 1 Front Axle & 3 Rear Axles (6A/5A/4A)
1. Mount Front Target plates with Front
axle (F1)
2. Mount Rear Target plates with Rear
axles (B3, B2 & B1). For 4A model
use F2/B3 labeled Target plates
3. Carryout Push-Pull Runout by driving
vehicle (Ref. Chapter 7.4.3)
4. Carryout Caster / KP swing for F1
(Ref. Chapter 7.4.4)
5. Carry out measurement as guided by
the screen
6. Apply Steering lock at straight ahead
position (F1)
7. Adjust Rear 3
rd
axle (B3)
8. Adjust Front axle (F1)
9. Adjust Rear 2
nd
axle (B2)
10. Adjust Rear 1
st
axle (B1)
For adjustments refer Chapter 7.4.5
7.4.5.5.
HEAVY TRUCK
– 2 Front Axles & 1 Rear Axle (6A/5A/4A)
1. Mount Front Target plates with Front
axles (F1 & F2)
2. Mount Rear Target plates with Rear
axle (B1)
3. Carryout Push-Pull Runout by driving
vehicle (Ref. Chapter 7.4.3)
4. Carryout Caster / KP swing for F1 &
F2 (Ref. Chapter 7.4.4)
5. Carry out measurement as guided by
the screen
6. Apply Steering lock at straight ahead
position (F1)
7. Adjust Rear axle (B1)
8. Adjust Front 1
st
axle (F1)
9. Adjust Front 2
nd
axle (F2)
10. Adjust parallelism
For adjustments refer Chapter 7.4.5
7.4.5.6.
HEAVY TRUCK
– 2 Front Axles & 2 Rear Axles (6A/5A/4A)
1. Mount Front Target plates with Front
axles (F1 & F2)
2. Mount Rear Target plates with Rear
axles (B2 & B1)
3. Carryout Push-Pull Runout by driving
vehicle (Ref. Chapter 7.4.3)
4. Carryout Caster / KP swing for F1 &
F2 (Ref. Chapter 7.4.4)
5. Carry out measurement as guided by
the screen
6. Apply Steering lock at straight ahead
position (F1)
7. Adjust Rear 2
nd
axle (B2)
8. Adjust Front 1
st
axle (F1)
9. Adjust Front 2
nd
axle (F2)
10. Adjust parallelism of F1 & F2
11. Adjust Rear 1
st
axle (B1)
For adjustments refer Chapter 7.4.5
B3
F1
B2
B1
F2
F1
B1
F2
F1
B1
B2