BOLT 1003751 - Caterpillar

Remove & Install Turbocharger
FLUID SPILLAGE CONTAINMENTCare must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to "Tools And Shop Product Guide", NENG2500, for tools and supplies suitable to collect and contain fluids in Caterpillar machines. Dispose fluids according to local regulations and mandates. 1. Remove oil supply tube (1) from the turbocharger and the oil filter base.2. Remove four bolts (3), and remove oil drain tube (2) and elbow (4) from the turbocharger. Separate the elbow from the drain tube. Remove the O-ring seal from the tube. 3. Remove four nuts and bolts (6). Remove bolt (5) and remove tube (7).4. Remove the O-ring seal from tube (7). 5. Remove bolts (9), elbow (8) and pipe (10). 6. The weight of the turbocharger is approximately 24 kg (53 lb). Fasten a nylon strap and a hoist to the turbocharger, and remove four bolts (12) and nuts that hold it to the exhaust manifold. Remove turbocharger (11). The following steps are for the installation of the turbocharger.7. Inspect all gaskets and O-ring seals for damage, and make a replacement if needed.8. Install a gasket between the turbocharger and exhaust manifold. Put 5P-3931 Anti-Seize Compound on the threads of bolts (12). Put turbocharger (11) in position and install bolts and nuts (12). Tighten the bolts to a torque of 55 5 N m (41 4 lb ft).9. Apply 5P-3931 Anti-Seize Compound to the male ends of pipe (10) and bolts (9). Install pipe (10) and elbow (8). Tighten bolts (9) to a torque of 55 5 N m (41 4 lb ft).10. Lubricate the O-ring seals with clean oil and install tube (7). Install bolts (5) and (6).11. Install the O-ring seal on tube (2). Lubricate the O-ring seal with clean oil and install tube (2) in elbow (4). Put the gaskets in position on the block and on the turbocharger, and install tube (2) with bolts (3).12. Put a gasket in position between oil supply tube (1) and the turbocharger. Install oil supply tube (1).Disassemble Turbocharger
Start By:a. remove turbocharger FLUID SPILLAGE CONTAINMENTCare must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to "Tools And Shop Product Guide", NENG2500, for tools and supplies suitable to collect and contain fluids in Caterpillar machines. Dispose fluids according to local regulations and mandates.1. Put identification marks on the two housings and the cartridge assembly for use at assembly. 2. Remove two clamps (3) and make a separation of compressor housing (1) and turbine housing (2) from the cartridge assembly.
When the nut is loosened, do not put a side force on the shaft.
3. Put cartridge