REAR STRUCTURE 6V4539 - Caterpillar

Removal Procedure
Start By:
Remove the fan. Refer to Disassembly and Assembly, "Fan - Remove and Install".
If necessary, remove the alternator. Refer to Disassembly and Assembly, "Alternator - Remove".
Remove the front pulley. Refer to Disassembly and Assembly, "Vibration Damper and Pulley - Remove".
Remove the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove".
If the engine has an accessory drive, remove the accessory drive. Refer to Disassembly and Assembly, "Accessory Drive - Remove and Install".
Drain the coolant into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Drain" for the correct procedure.
Remove the timing gears. Refer to Disassembly and Assembly, "Gear Group (Front) - Remove and Install".
Remove the fuel injection pump. Refer to Disassembly and Assembly, "Fuel Injection Pump - 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.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g01337982
Remove bolts (1) that secure bypass tube (2) to front housing (3). Remove bypass tube (2) from the cylinder head. Remove O-rings (4) and (5) from bypass tube (2).
Illustration 2 g01337985
Remove bolts (7), (8) and (9) from front housing (3). Note: The bolts are three different lengths. Note the positions of the different bolts.
Remove front housing (3) from the cylinder block.
Remove joint (6).
Illustration 3 g01337987
Remove thrust washer (10) from the cylinder block.