FLANGE 4647423 - Caterpillar

Removal Procedure
Start By:
Remove the alternator and mounting bracket. Refer to Disassembly and Assembly, "Alternator - Remove" for the correct procedure.
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.
Drain the coolant from the cooling system into a suitable container. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change" for the correct procedure.
If the engine oil has become contaminated with coolant, the engine oil and filter must be replaced. Refer to Operation and Maintenance Manual, "Engine Oil and Filter - Change" for the correct procedure.
Illustration 1 g02706998
Illustration 2 g02871078
Disconnect the coolant hoses from tube assembly (5).
Remove bolts (6) from tube assembly (5). Remove tube assembly (5) from engine oil cooler assembly (3).
Remove O-ring seal (7) (not shown) from tube assembly (5).
Remove bolt (8) and bracket (9) from the engine oil cooler assembly.
Remove boost pressure chamber cover (4). Refer to Disassembly and Assembly, "Turbocharger - Remove" for the correct procedure.
Remove bolts (1) from the engine oil cooler. Do not remove the bolts in Position (X). Remove the engine oil cooler assembly from the cylinder block. Note: The bolts are different lengths. Note the position of the different lengths bolts.
Remove gasket (2) (not shown).
Illustration 3 g02707318
If necessary, follow Step 10.a through Step 10.c in order to disassemble the engine oil cooler.
Remove bolts (13) and bolts (14) from the engine oil cooler assembly (3).
Remove cooler matrix (12) from housing (10).
Remove gaskets (11).