HOUSING 3867449 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     8S-2241     Camshaft Bearing Tool Group     1    
8H-0684 Ratchet Wrench     1    Start By:
Remove the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove".
Remove the balancer shaft. Refer toDisassembly and Assembly, "Balancer Shaft - Remove".
Remove the flywheel housing. Refer to Disassembly and Assembly, "Flywheel Housing Remove" .
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g00602186
Use Tool (A) to remove the six balancer shaft bearing. Pull the balancer shaft bearings toward the flywheel end of the engine.Installation Procedure
Illustration 2 g00602186
Illustration 3 g00602205
(A) The front bearing depth is 0.8 0.5 mm (0.03 0.02 inch). (B) The center bearing depth is 290.6 0.5 mm (11.44 0.02 inch). (C) The rear bearing depth is 601.0 0.5 mm (23.66 0.02 inch).
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Install the balancer shaft front bearing with Tool (A). Ensure that the holes in the bearings are aligned with the holes in the cylinder block. The bearing must be 0.8 0.5 mm (0.03 0.02 inch) inside the front face of the cylinder block after installation.
Install the balancer shaft center bearing with Tool (A). Ensure that the holes in the bearings are aligned with the holes in the cylinder block. The bearing must be 290.6 0.5 mm (11.44 0.02 inch) inside the front face of the cylinder block after installation.
Install the balancer shaft rear bearing with Tool (A). Ensure that the holes in the bearings are aligned with the holes in the cylinder block. The bearing must be 601.0 0.5 mm (23.66 0.02 inch) inside the front face of the cylinder block after installation.
Check the bore of the bearings. The balancer shaft bearing bore must be 53.05 0.06 mm (2.089 0.002 inch) after installation.End By:
Install the flywheel housing. Refer to Disassembly and Assembly, "Flywheel Housing - Install" .
Install the balancer shaft. Refer to Disassembly and Assembly, "Balancer Shaft - Remove