Torsion damper - Stepspeed (Em-CVT) models

TORSION DAMPER - STEPSPEED (Em-CVT) MODELS

Service repair no - 12.53.13

Remove

1. Remove automatic gearbox assembly. See AUTOMATIC GEARBOX - ’Em-CVT’, Repairs.

2. Fit flywheel locking tool 18G 1674 to sump and tighten bolt.
3. Progressively loosen and then remove 6 bolts securing torsion damper to flywheel.
4. Remove torsion damper.

Refit

1. Clean torsion damper and flywheel mating faces.
2. Position torsion damper to flywheel, fit bolts but do not tighten at this stage.
3. Working in a diagonal sequence, progressively tighten bolts to 22 Nm.
4. Remove bolt securing flywheel locking tool and remove tool.
5. Refit automatic gearbox assembly. See AUTOMATIC GEARBOX - ’Em-CVT’, Repairs.

FLYWHEEL STARTER RING GEAR

Service repair no - 12.53.19

Remove

1. Remove flywheel. See this section.

2. Apply a cold chisel in root of one of ring gear teeth, strike chisel with hammer to break ring gear.
3. Remove starter ring gear.

Refit

1. Clean flywheel and new starter ring gear.
2. Heat new starter ring gear evenly to approximately 350°C, indicated when the ring is a light blue colour.
3. Locate ring gear on flywheel and press ring gear hard against flange on flywheel.
4. Ensure ring gear is correctly seated around the complete circumference of flywheel and allow to cool.
5. Fit flywheel. See this section.