Replace ring gear on flywheel

AR03.30-B-8312F

Replace ring gear on flywheel

12.02.16

Replace

1

Remove the engine flywheel.

AR03.30-B-8002F

Danger!

Danger of burning when handling heated parts.

Use the required safety equipments when handling heated parts.

2

Quickly heat the ring gear (1) and remove it under pressure.

 During the heating with a torch, avoid the stationary flame on the ring gear.

3

Measure the diameter (B) of the ring gear housing (1) in the flywheel (2).

Housing diameter.

*BE03.30-B-1002-03G

Housing max. eccentricity.

*BE03.30-B-1004-03G

4

Measure the ring gear (1).

Ring gear internal diameter.

*BE03.30-B-1006-03G

Ring gear width.

*BE03.30-B-1009-03G

Danger!

Danger of burning when handling heated parts.

Use the required safety equipments when handling heated parts.

5

Heat the new ring gear (1).

 Heat the new ring gear(1) until it reaches the recommended temperature for installation.

The heating must not be performed with a torch.

*BE03.30-B-1010-03G

6

Install the new ring gear (1) in the flywheel (2).

 For the ring gear perfect seating, use a copper dowel or a press with proper bases.

Maximum side runout allowed for the ring gear (1).

*BE03.30-B-1007-03G

Ring gear/flywheel radial eccentricity.

*BE03.30-B-1008-03G

7

Proceed with the ring gear drilling and make the thread (M10 x 1.5).

8

Install the flywheel in the engine.

AR03.30-B-8002F

Número

Denominação

Engine 476.93

BE03.30-B-1002-03G

Ring gear seat diameter

mm

432,490...432,645

BE03.30-B-1004-03G

Maximum admissible eccentricity at the ring gear seat surface

mm

0,2

BE03.30-B-1006-03G

Ring gear internal diameter

mm

432,00...432,155

BE03.30-B-1007-03G

Maximum permissible ring gear deviation

mm

0,5

BE03.30-B-1008-03G

Ring gear/flywheel radial eccentricity

mm

0,5

BE03.30-B-1009-03G

Ring gear width

mm

18,25...18,75

BE03.30-B-1010-03G

Temperature for the assembly of the ring gear in the flywheel

°C

200...230