PLUG 8J2378 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Guide Bolt
1/2 inch - 20 UNF by 4 inch 2 Start By:
Remove the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting Motor - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01245126
Typical example
Remove two bolts from Positions (X) on flywheel (1).
Install Tooling (A) to Positions (X) on flywheel (1).
Attach a suitable lifting device to flywheel (1). Support the weight of the flywheel. The weight of the flywheel is approximately 80 kg (176.4 lb).
Remove remaining bolts (2).
Use the lifting device in order to remove the flywheel from the engine.
Illustration 2 g01245152
Typical example
Inspect flywheel (1) and ring gear (3) for wear or damage. Replace any components that are worn or damaged.
To remove the flywheel ring gear, follow Step 7.a and Step 7.b.
Place the flywheel assembly on a suitable support. Note: Identify the orientation of the teeth on the flywheel ring gear.
Use a hammer and a punch in order to remove ring gear (3) from flywheel (1).