PLATE-IDENTIFICATION 4649172 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1U-8221 Lifting Sling 2 Start By:
Remove the engine oil suction pipe. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install" for the correct procedure.
If necessary, remove the balancer. Refer to Disassembly and Assembly, "Balancer - Remove" for the correct procedure.
Remove the flywheel housing. Refer to Disassembly and Assembly, "Flywheel housing - Remove and Install" for the correct procedure.
Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove" for the correct procedure.
If necessary, remove the power take-off drive. Refer to Disassembly and Assembly, "Power Take-Off Drive - Remove and Install" for the correct procedure.
If necessary, remove the cylinder head. Refer to Disassembly and Assembly, "Cylinder Head - Remove" for the correct procedure.
If necessary, remove the pistons and connecting rods. Refer to Disassembly and Assembly, "Pistons and Connecting Rods - Remove" for the correct procedure.
Remove the main bearing caps. Refer to Disassembly and Assembly, "Crankshaft Main Bearings - Remove and Install" for the correct procedure.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
The engine should be mounted on a suitable stand and placed in the inverted position.
If the cylinder head, the pistons and the connecting rods have not been removed already, remove the connecting rod bearings. Refer to Disassembly and Assembly, "Connecting Rod Bearings - Remove" for the correct procedure.
Illustration 1 g03008176
Attach Tooling (A) and a suitable lifting device to crankshaft (2). Lift the crankshaft out of the cylinder block. The weight of the crankshaft is approximately 35 kg (77 lb). Note: Do not damage any of the finished surfaces on the crankshaft. When the crankshaft is removed from the engine, the crankshaft must be supported on a suitable stand in order to prevent damage to the crankshaft timing ring.
Remove upper main bearing shells from the cylinder block. Refer to Disassembly and Assembly, "Crankshaft Main Bearings - Remove and Install" for the correct procedure. Note: The upper main bearing shells have a groove and an oil hole.
If necessary, remove the crankshaft timing ring (1). Refer to Disassembly and Assembly, "Crankshaft Timing Ring - Remove and Install" for the correct procedure.