FAN 9W1904 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Guide Stud
1/2 inch - UNF by 4 inch 2 Start By:
Remove the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting Motor - Remove and Install".
If necessary, remove the air starting motor. Refer to Disassembly and Assembly, "Air Starting Motor - Remove".
Remove the generator. Refer to Disassembly and Assembly, "Generator - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01528438
Remove bolts from Position (X) on flywheel (1).
Install Tooling (A) in Position (X) on flywheel (1).
Install a suitable lifting device on flywheel (1). Support the weight of the flywheel. The flywheel can weigh 70 kg (154 lb).
Remove remaining bolts (2).
Use the lifting device to remove the flywheel from the engine.
Illustration 2 g01528441
Typical example
Inspect flywheel (1) and ring gear (3) for wear or damage. Replace any worn components or damaged components.
To remove flywheel ring gear (3), follow step 7.a and step7.b.
Place the flywheel assembly on a suitable support.
Use a hammer and a punch in order to remove ring gear (3) from flywheel (1). Note: Identify the orientation of the teeth on the flywheel ring gear.