ar3530d047004a

Checking friction torque of tapered roller bearings

Type ar · topic 35.30 · version 0104 · 2009-01-27

Applies to: REAR AXLE 742.5 /4

Where it sits

Function group 2 Chassis › 35 Rear axle › 35.30 Final drive, drive shafts

EinPAS 17 Drivetrain/axle › 17.51 Rear axle › 17.51.65 Rear axle differential/axle through-drive

Also applies to engines/gearboxes: 742 4**, 742 5**

AR35.30-D-0470-04A

Checking friction torque of tapered roller bearings

Clamp for clamping the assembled drive pinion

WF58.50-N-3530-05B

Inspection data of rear axle final drive

Number

Designation

Rear axle 742.4/5

BE35.30-N-1003-01D

Friction torque of tapered roller bearing on drive pinion

Nm

1.4 to 3.5

Checking friction torque of tapered roller bearings
Checking friction torque of tapered roller bearings

745 589 01 21 00

Torque wrench

Wrench socket

001 589 74 09 00

Repair materials

Number

Designation

Order number

BR00.45-Z-1023-06A

Hypoid gear oil

A 000 989 28 03

Checking friction torque of tapered roller bearings

D35.30-0132-01

1 Fit shop-made clamp (1) around outer races of tapered roller bearings and clamp drive pinion gear in a vise.

2 Thoroughly oil tapered roller bearings and spin drive pinion gear at least 10 times.

3 Measure friction torque after at least three uninterrupted rotations and while spinning the drive pinion gear using .

Checking friction torque of tapered roller bearings

D35.30-0133-01

4 The friction torque must lie within the specified range. If the value is too high select a thinner shim (2) and vice versa.

Referenced documents