SPROCKET-DR-YM 3807482 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 9S-9082 Engine Turning Tool 1
178-8615 Engine Turning Tool(1) 1
(1) Can be used to turn crankshaft from the front of the engine.Start By:
Remove the cylinder head. Refer to Disassembly and Assembly, "Cylinder Head - Remove".
Remove the engine oil pump. Refer to Disassembly and Assembly, "Engine Oil Pump - Remove".
Remove the piston cooling jets. Refer to Disassembly and Assembly, "Piston Cooling Jets - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01139028
Illustration 2 g01139029
Use Tooling (A) to turn the crankshaft until two of the connecting rod caps are at the bottom center.
Inspect connecting rod (3) and connecting rod cap (1) for the proper identification mark. Connecting rod (3) and connecting rod cap (1) should have an etched number on the side that is toward the camshaft. The number should match the cylinder number. Mark connecting rod (3) and connecting rod cap (1), if necessary.Note: This engine has fractured connecting rods. Fractured connecting rods must be handled with care. Use a soft faced hammer to tap the connecting rod cap, if necessary.
Loosen connecting rod cap bolts (2). Remove connecting rod cap bolts (2) and connecting rod cap (1).
Remove the lower half of connecting rod bearing (5) from connecting rod cap (1).
Push the piston and connecting rod (3) away from the crankshaft. Remove the upper half of connecting rod bearing (4) from connecting rod (3).
Remove the piston and connecting rod (3) from the cylinder liner.