C3.3 Industrial Engine Caterpillar

Disassembly Procedure

Start By:

1. Remove the pistons and the connecting rods. Refer to Disassembly and Assembly, "Piston and Connecting Rods - Remove".

Show/hide table

Illustration 1	g00964585

1. Use Tooling (A) in order to remove the three piston rings (1) and (2), and the oil control ring (3) from the piston (6). Remove the lower connecting rod bearing from the connecting rod cap. Remove the upper connecting rod bearing from the connecting rod.

2. Use Tooling (B) in order to remove the circlips (8).

3. Remove the piston pin (6) from the piston.

   Note: If the piston pin cannot be removed by hand, heat the piston to a temperature of 45 ± 5 °C (113 ± 9 °F). Do not use a oxyacetylene torch to heat the piston.

   Show/hide table

   Illustration 2	g01015731

4. Remove the bearing shells (9) from the connecting rod (10) and the connecting rod cap (11).

5. Use Tooling (C) in order to remove the piston pin bushing (4) from the connecting rod (5).