Iveco Stralis AT/AD. Manual - part 149

 

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Iveco Stralis AT/AD. Manual - part 149

 

 

46

REAR AXLE MS 13-175

S

TRALIS

AT/AD

Base - January 2003

Rear axle

Load bearing with single reduction

Type

Meritor MS 13-175

Bevel pinion bearings

2 with tapered rollers and 1 with cylindrical rollers

DIFFERENTIAL ASSEMBLY

Bevel gear pair reduction ratio

2.80 (15/42) - 2.93 (14/41) - 3.07 (14/43) - 3.21 (14/45) - 3.42

(12/41) - 3.73 (11/41)

Clearance between pinion
and ring gear

mm

0.26 to 0.50

Adjustment of clearance
between pinion and ring gear

With adjustment rings

Bevel pinion position in relation
to ring gear

With adjustment shims

Cap gap

mm

0.15 to 0.33

Cap gap adjustment

With adjustment rings

Rolling torque between planetary
gears and crown wheels

Nm

kgm

68 max.

6.8 max.

Thicknesses of adjustment rings
between bevel pinion mount
and differential case

mm

0.125 - 0.200 - 0.500

Wobble of ring gear supporting
surface on half box

mm

0.13 max.

WHEEL HUBS

Wheel hub bearings

Two Unit Bearing type

Wheel hub bearing end float
adjustment

Not adjustable

Tightening to torque with threaded nut

Axle oil

TUTELA W140/M-DA

Quantity

Litres

(kg)

Dry weight

kg

Maximum capacity GRW

kg

18.5

(16.5)

625

13,000

Figure 2

DIFFERENTIAL CROSS-SECTION

49302

REAR AXLE MS 13-175

47

S

TRALIS

AT/AD

Figure 3

WHEEL HUB CROSS-SECTION

72770

A

=

T.MKEN bearing

B

=

SKF bearing

48

REAR AXLE MS 13-175

S

TRALIS

AT/AD

Base - January 2003

Figure 4

49302

1

2

3

4

5

6

REAR AXLE MS 13-175

49

S

TRALIS

AT/AD

TIGHTENING TORQUES

PART

TORQUE

Nm

kgm

1

Screw fixing differential case to axle housing

1

st

phase torque

2

nd

phase angle

100

± 5

10

± 0.5

80

° to 90°

2

Screw fixing differential half boxes

1

st

phase torque

2

nd

phase angle

100

± 5

10

± 0.5

110

° to 120°

3

Screw fixing bevel ring gear to half box

1

st

phase torque

2

nd

phase angle

100

± 5

10

± 0.5

80

° to 90°

4 Nut locking bevel pinion

1350 to 1670

135 to 167

5

Screw fixing bevel pinion mount

1

st

phase torque

2

nd

phase angle

100

± 5

10

± 0.5

60

° to 70°

6 Nut locking sensor

35 to 45

3.5 to 4.5

Screw fixing caps to differential case

650 to 810

65 to 81

Oil drain plug

47

4.7

 

 

 

 

 

 

 

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