Remove/install guide bearing in flywheel

AR03.30-G-8401CH

Remove/install guide bearing in flywheel

12.02.2019

Engine

457.9, 458.9 in model 000.001

1

Counter stay

4

Guide bearing

7

Screw

2

Internal extractor

5

Flywheel

A

Outside edge

3

Drifts

6

Drift

L

Shank length

Topical note

Notes on threaded connections fastened using a tightening angle-based tightening process

AH00.00-P-0020-01A

 

Remove/install

1

Remove clutch.

Engine without reinforced coupling

AR25.10-G-0050CH

Engine with reinforced coupling

AR25.10-G-0050CHA

2

Attach turning device to the timing case.

AR03.30-G-1600-03CH

 Bolt, turning device to timing case

*BA01.60-N-1009-01K

 Bolt, cap of TDC inspection hole to timing case

*BA01.60-N-1001-01K

 Turning device

*904589046300

3

Block flywheel (5) with turning device.

 Turning device

*904589046300

4

Remove two opposite screws (7) from flywheel (5).

 Installation: Measure shank length (L) of the screws (7); replace if necessary.
Wet screws (7) on the thread and on the contact surface slightly with engine oil.

Flywheel bolt

*BE03.30-N-1004-03J

 Bolt, flywheel to crankshaft

*BA03.30-N-1001-01R

 Socket wrench bit

*422589020900

5

Screw drifts (3) into the free threaded holes.

 Drift

*403589026300

6

Remove remaining screws (7) from flywheel (5).

 Installation: Measure shank length (L) of the screws (7); replace if necessary.
Wet screws (7) on the thread and on the contact surface slightly with engine oil.

Flywheel bolt

*BE03.30-N-1004-03J

 Bolt, flywheel to crankshaft

*BA03.30-N-1001-01R

 Socket wrench bit

*422589020900

7

Pull out guide bearing (4) with internal extractor (2) and counter stay (1).

 Installation: Install new guide bearing (4) so that the outside edge (A) is flush with the contact surface of the screws (7).
Slightly grease guide bearing (4) after installation.

Long-life grease

*BR00.45-Z-1001-06A

 Drift

*403589051500

 Counter stay

*000589343300

 Internal extractor

*000589273300

8

Install in the reverse order.

Check values for flywheel

Number

Designation

Engine 457.9, 458.9

BE03.30-N-1004-03J

Flywheel bolt

Thread diameter

M

161,5

Length of shank when new

mm

74,0

Shank length

mm

75,0

 Timing case

Number

Designation

Engine 457.9, 458.9 in model 000.001

BA01.60-N-1001-01K

Bolt, cap of TDC inspection hole to timing case

Nm

25

 Timing case

Number

Designation

Engine 457.9, 458.9 in model 000.001

BA01.60-N-1009-01K

Bolt, turning device to timing case

Nm

25

 Flywheel, drive plate, vibration damper, starter ring gear

Number

Designation

Engine 457.9, 458.9 in model 000.001

BA03.30-N-1001-01R

Bolt, flywheel to crankshaft

Stage 1

Nm

210

Stage 2

°

90

Repair materials

Number

Designation

Order number

BR00.45-Z-1001-06A

Long-life grease

A 000 989 63 51 11