ar4020d032207a

Measuring caster

Type ar · topic 40.20 · version 0103 · 2010-10-05

Applies to: MODEL 667 with FRONT AXLE 730.6 /4 Meßgeräteausführung P 5 MODEL 668 with FRONT AXLE 730.6 Meßgeräteausführung P 5 MODEL 670 with FRONT AXLE 730.3 /7 /6 Meßgeräteausführung P 5'

Where it sits

Function group 2 Chassis › 40 Wheels, chassis alignment check › 40.20 Chassis measurement — Series 667 · Series 668 · Series 670

EinPAS 20 Chassis › 20.10 Wheel alignment › 20.10.20 Diagnosis/testing/measurement/adjusting — Series 667 · Series 668 · Series 670

Also applies to engines/gearboxes: 730 3**, 730 4**, 730 6**, 730 7**

AR40.20-D-0322-07A

Measuring caster

Test values for front wheel alignment

Number

Designation

Model 667 with front axle 730.4/6

Model 668 with VA 730.6 front axle

Model 670 with front axle 730.6/7

BE40.20-N-1003-11D

Caster

°

3,5° (30')

3,5° (30')

3,5° (30')

Test values for front wheel alignment

Number

Designation

Model 670 with VA 730.3 front axle

BE40.20-N-1003-11D

Caster

°

3,5° (30')

Measuring caster

L40.20-0047-01

1 Insert wheel alignment equipment (1) with bolt (4) into projector bracket (9) of left front wheel.

Measuring caster

L40.20-0027-01

2 Turn front end of wheel 20° outwards. Observe scale of turntable (1).

Measuring caster

L40.20-0048-01

3 Align measuring instrument so that it is horizontal relative to longitudinal axis of vehicle using spirit level and clamp into projector bracket using thumb screw (10).

4 Set knob "Caster" (7) to 0.

5 Turn knob (5) until bubble level (3) is at center.

Measuring caster

L40.20-0026-01

6 Turn front end of wheel 20° inwards

7 Reposition measuring instrument horizontally using spirit level.

8 Turn knob "Caster" (7) until the bubble level (3) is at center.

9 Read off value on dial for caster measurement at caster measuring point.

point.

10 Perform caster measurement on right front wheel of vehicle in the same way.

The dial for caster measurement is divided into

the measuring ranges "Caster plus" and "Caster minus". The

measuring range "Caster plus" ranges from 0° to +8° . The

measuring range "Caster minus" ranges from 0° to -4°. A graduation line on the dial corresponds to 10'.