3056E Industrial Engine Caterpillar

Removal Procedure

Start By:

1. Remove the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install".

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Illustration 1	g00938243

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1. Remove valve assembly (1) from piston cooling jet (2).

2. Remove piston cooling jet (2) from the cylinder block.

   Note: The engine crankshaft may be rotated in order to access all of the piston cooling jets.

   Note: Ensure that the ball moves freely within the valve assembly of the piston cooling jet. Check that the tube of the piston cooling jet is not damaged.

3. If necessary, remove hollow dowel (3) from the cylinder block.

   Note: Hollow dowel (3) is used to locate the piston cooling jet.

4. Repeat Steps 1 through 3 for the removal of the remaining piston cooling jets.

Installation Procedure

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Illustration 3	g00606467

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Illustration 4	g00938243

1. If necessary, install hollow dowel (3) in the cylinder block.

2. Install piston cooling jet (2) to the cylinder block.

   Note: Ensure that piston cooling jet (2) is properly located on hollow dowel (3). Refer to the Specifications Manual, "Piston Cooling Jet" for the correct procedure for the alignment of the piston cooling jet.

3. Install valve assembly (1) into the piston cooling jet (2). Tighten the banjo bolt of the valve assembly (1) to a torque of 27 N·m (20 lb ft).

4. Repeat Steps 1 through 3 for the installation of the remaining piston cooling jets.

End By:

1. Install the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install".