3054 Engine for Caterpillar Built Machines Caterpillar

Disassembly Procedure

Start By:

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

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Illustration 1	g00551459
Typical example

1. Use Tooling (A) in order to remove three piston rings (1) from piston (2).
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   Illustration 2	g00551460
   Typical example

2. Use Tooling (B) in order to remove retaining rings (3) that hold the piston pin in position.

3. Remove piston pin (4) 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 torch to heat the piston.

4. Remove bearing (5) from connecting rod (6).
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   Illustration 3	g00893862

5. Use a suitable press and a suitable adapter in order to remove piston pin bushing (7) from connecting rod (6).