C175-16 and C175-20 Locomotive Engines Caterpillar

Installation Procedure

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Illustration 1	g01228274
Typical Example

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Illustration 2	g01228276
Typical Example

Note: The camshaft can be installed from either end of the engine.

1. Apply a thin coat of oil to Tooling (A) and Tooling (B). Install Tooling (B) into the ends of the camshaft. Install Tooling (C).

   Note: If, Tooling (A) was removed use the following Steps to install Tooling (A).

   1. Install Tooling (B) into the engine until Tooling (B) is through the second camshaft bearing.

   2. Slide Tooling (A) over Tooling (B).

   3. Tighten the bolts for Tooling (A).

   4. Remove Tooling (B).
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   Illustration 3	g01228315

2. Attach a suitable lifting device to the middle of camshaft (20). The weight of camshaft (20) on a C175-16 is approximately 77 kg (170 lb).The weight of camshaft (20) on a C175-20 is approximately 95 kg (210 lb). Install camshaft (20) halfway into the engine. Remove the suitable lifting device. Install camshaft (20). Use Tooling (C) to rotate camshaft (20). Rotate camshaft (20) to install camshaft (20).
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   Illustration 4	g06093648

3. Install cover assembly (15) and bolts (14).
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   Illustration 5	g01228236

4. Install retainer (13). Install the washers and bolts (12).
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   Illustration 6	g01228235

5. Rotate the engine so that the number one piston is at top dead center on the compression stroke. Refer to Testing and Adjusting, "Finding Top Center Position for No. 1 Piston". Install cam gear (11). Install spacer (10). Install bolt (9). Install bolts (8).
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   Illustration 7	g06094014

6. Install cover (5). Install bolts (4).
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   Illustration 8	g06093591

7. Install cover (2) and bolts (1). Connect harness assemblies 3

8. Fill the cooling system with coolant. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".

End By:

1. Install the valve lifters.

2. Install the turbochargers.

3. Install the engine oil filter housing.