85-10-60 Two-Mass-Flywheel
85-10-61 Removal of the Two-Mass-Flywheel
1. Remove the starter - refer to Chapter 80-00-11.
2. Remove the gearbox – refer to Chapter 85-10-11.
3. Disconnect the ground strip of the crankshaft senor plugs
4. Disconnect the crankshaft sensor plugs.
5. Remove the crankshaft sensors - refer to Chapter 76-00-31.
6. Attach the flywheel locking tool [1] (see List of Tools).
7. Remove the 8 screws [2] and afterwards remove the hub [3].
8. Remove the 8 screws [4] from the two-mass-flywheel.
9. Remove the two-mass-flywheel.
10. Remove the locking tool.
11. Clean and inspect the hole threads.
85-10-62 Installation of the Two-Mass-Flywheel
1. Install the new two-mass-flywheel. Pay attention to the aligning pin.
2. Re-attach the hub [3] to the pins and tighten up the 8 screws [2] with 25 Nm.
3. Re-attach the flywheel locking tool.
4. Use new 8 bolts and screw them in finger-tight in a crosswise sequence.
5. Tighten up all 8 screws [4] in a crosswise sequence with the first step 45 Nm and the
second step with 90°.
Pay attention not to squeeze the Teflon ring during tightening of the 8 new screws [4]
between sealing surface and two-mass-flywheel. The Teflon ring should be centered.
6. Remove the flywheel locking tool.
7. Install the crankshaft sensors - refer to Chapter 76-00-32
8. Connect the crankshaft sensor plugs.
9. Attach the ground strips of the crankshaft sensor plugs
10. Install the gearbox - refer to Chapter 85-10-12.
11. Install the starter – refer to Chapter 80-00-12.
12. Perform an engine ground run according to Chapter 71-00-03.
13. After the ground run inspect gearbox oil system for leakage.
Fig. 85 - 31 Fig. 85 - 32
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