521B and 522B Track Feller Bunchers Engine Supplement Caterpillar


Turbocharger - Remove and Install

Usage:

522B F7C

Removal Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     -     Loctite Anti Seize     -    

------ WARNING! ------

Hot oil and hot components can cause personal injury. Do not allow hot oil or hot components to contact skin.

At operating temperature, the engine coolant is hot and under pressure.

Steam can cause personal injury.

Check the coolant level only after the engine has been stopped and the cooling system pressure cap is cool enough to touch with your bare hand.

Remove the cooling system pressure cap slowly to relieve pressure.

Cooling system conditioner contains alkali. Avoid contact with the skin and eyes to prevent personal injury.

----------------------


NOTICE

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 1g03271637

  1. Disconnect hose (2). Remove plate (1) .



    Illustration 2g03271378

  1. Disconnect hose (3) reposition.



    Illustration 3g03271717

  1. Remove clamp (4), and hose (6). Disconnect hose assemblies (5) and (7) .



    Illustration 4g03271896

  1. Remove four nuts (8). Remove turbocharger (9). The weight of turbocharger (9) is approximately 27 kg (60 lb).

Installation Procedure

  1. Install turbocharger (9) in the reverse order of removal.

    1. Replace turbocharger gasket if necessary.

    1. Replace four nuts (8) tighten nuts (8) to a torque of 54 ± 5 N·m (40 ± 4 lb ft).

    1. Use Tooling (A) for nuts (8) .

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