3512C Industrial Engine Caterpillar

Removal Procedure

1. Remove the magnetic pickups.
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   Illustration 1	g00911678

2. Install Tooling (A) on flywheel (1) and attach a suitable lifting device. The weight of flywheel (1) is approximately 167 kg (370 lb).

3. Remove two bolts (2) from the crankshaft.

4. Install Tooling (B).

5. Remove remaining bolts (2).

6. Remove flywheel (1).

   Use the following procedure if flywheel (1) is not easily separated from the crankshaft:

   1. Install Tooling (C) in each side of flywheel (1).

   2. Use a prybar to remove flywheel (1) from the crankshaft.

Installation Procedure

1. Inspect the condition of the flywheel ring gear. Use the following procedure in order to replace the ring gear, if necessary.

   1. Remove the damaged ring gear from the flywheel.

   2. Raise the temperature of the new ring gear.

   3. Install the gear on the flywheel. Ensure that the chamfer of the gear teeth will be toward the pinion of the starting motor.
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   Illustration 2	g00911678

2. Install Tooling (B) in the end of the crankshaft.

3. Install Tooling (A) onto flywheel (1) and attach a suitable lifting device. The weight of flywheel (1) is approximately 167 kg (370 lb).

   Note: Ensure that the mark on flywheel (1) is aligned with the mark on the crankshaft.

4. Lift flywheel (1) into position onto Tooling (B).

5. Apply clean engine oil to bolts (2) and install bolts (2).

6. Remove Tooling (A) and Tooling (B). Install remaining two bolts (2). Tighten bolts (2) to the correct torque.

   Note: Refer to Specifications, "Flywheel" for the correct torque.

7. Install the magnetic pickups.