WHEEL-COMPRESSOR 4P3429 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 138-7573 Link Bracket 2 Start By:
Remove the flywheel. Refer to Disassembly and Assembly, "Flywheel - 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, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g01011885
Fasten Tooling (A) and a suitable lifting device to flywheel housing (1).
Remove bolts (2) and bolt (3) that fastens flywheel housing (1) to the cylinder block.
Remove flywheel housing (1). The weight of flywheel housing (1) is approximately 32 kg (70 lb). Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
A 138-7573 Link Bracket 2
B 1U-8846 Gasket Sealant 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 2 g00740507
Correct installation of O-ring seal (3). Do not install the O-ring seal in location (4).
Note: On wet flywheel housings that have rear seal carriers, ensure that the O-ring seal (3) is installed properly. Improper installation will result in leakage of torque converter oil between the flywheel housing and the cylinder block.Note: Ensure that the mating surface of the flywheel housing and the mounting face of the cylinder block are thoroughly clean.
Apply Tooling (B) to the entire mounting face of the flywheel housing prior to installation.
Illustration 3 g01011885
Fasten Tooling (A) and a suitable lifting device to flywheel housing (1). Position flywheel housing (1) on the cylinder block. The weight of flywheel housing (1) is approximately 32 kg (70 lb).
Install bolts (2) and bolt (3) that fastens flywheel housing (1) to the cylinder block.
Remove Tooling (A) and the hoist from flywheel housing (1).
Check the flywheel housing runout. Refer to the Systems Operation/Testing and Adjusting, "Flywheel and Flywheel Housing". End By:
Install the flywheel. Refer to Disassembly and Assembly, "Flywheel - Install".