C15 On-highway Engine Caterpillar

Installation Procedure

Illustration 1	g01018440

Note: Ring gear (3) must be installed with the chamfered side of the teeth upward. The chamfered side of the gear teeth will be facing toward the starting motor when the flywheel is installed. This will ensure that the starting motor will engage correctly.

1. Raise the temperature of ring gear (3) to a maximum temperature of 300 °C (572 °F). Install ring gear (3) on flywheel (2).
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   Illustration 2	g01018439

2. Install Tooling (B) in the crankshaft.

3. Install Tooling (A) on flywheel (2). Use a suitable lifting device. The weight of the flywheel is approximately 65 kg (143 lb). Position flywheel (2) on the crankshaft.

4. Apply clean engine oil to the threads of bolts (1).

5. Install bolts (1). Remove Tooling (B). Install bolts (1) in place of Tooling (B).

6. Tighten bolts (1) to a torque of 270 ± 40 N·m (200 ± 30 lb ft).

7. Remove Tooling (A) from the flywheel.

8. Check the flywheel runout. Refer to Testing and Adjusting, "Flywheel - Inspect".