Discovery I (LJ) V8-4.0L (1996)
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Flywheel Gear: Service and Repair
1. Drill a 3 mm diameter hole at base of 2 teeth.
CAUTION: Do not allow drill to enter flywheel.
2. Secure flywheel in soft jawed vice.
3. Split ring gear using a cold chisel.
WARNING: Wear safety goggles and take precautions against flying fragments when splitting ring gear.
4. Remove flywheel from vice, remove old ring gear, and place flywheel, clutch side down, on a flat surface.
5. Heat new ring gear uniformly to between 170° and 175°C.
CAUTION: Do not exceed this temperature.
WARNING: Take care when handling hot ring gear.
6. Locate ring gear on flywheel with chamfered inner diameter towards flywheel flange.
NOTE: If ring gear is chamfered on both sides, it can be installed either way round.
7. Press ring gear onto flywheel until it butts against flywheel flange.
8. Allow flywheel to air cool.
