HEAD GP-PUMP 3582555 - Caterpillar

Assembly Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: Obtain new seals for assembly. Thoroughly clean all of the parts. Unless other instructions are provided, coat the parts of the cartridge with clean engine oil.
Inspect all components of the turbocharger prior to assembly. Refer to Operation and Maintenance Manual, "Turbocharger - Inspect".
Illustration 1 g01063565
Ensure that the following parts are aligned correctly upon assembly: turbine housing (7), cartridge assembly (4) and compressor housing (1). Note: The blades on the turbine wheel have sharp edges. Handle with care.
Use two technicians in order to install nozzle ring (5) and turbine housing (7) on cartridge assembly (4). The weight of the cartridge assembly is approximately 30 kg (70 lb). The weight of the turbine housing is approximately 40 kg (90 lb). Note: The blades on the compressor wheel have sharp edges. Handle with care.
Install diffuser (3) and compressor housing (1). The weight of the compressor housing is approximately 25 kg (55 lb).
Install bolts (2) and (6). Tighten bolts (2) to a torque of 65 5 N m (48 4 lb ft). Tighten bolts (6) to a torque of 40 5 N m (30 4 lb ft). End By:
Install the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Install".