C175-16 and C175-20 Locomotive Engines Caterpillar

Removal Procedure

Start By:

1. Remove the starting motors.

2. Remove the fuel pump.

3. Remove the engine oil pump

4. Remove the engine oil cooler.

5. Remove the engine oil scavenge pump.

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Illustration 1	g01212026

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Illustration 2	g01212278

1. Remove bolts (1) and remove side cover (2). Repeat for the remaining side covers on both sides of the engine.

2. Remove bolt (5) from each side of the engine and install Tooling (G).
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   Illustration 3	g01212105

3. Install Tooling (A) onto the studs for the crankshaft main bearing cap. Tighten the threaded collar of Tooling (A). Loosen the threaded collar of Tooling (A) by 1 1/2 turns. Attach Tooling (B) onto Tooling (A). Attach Tooling (B) onto Tooling (C). Attach Tooling (C) onto Tooling (D). Apply approximately 135 MPa (19580 psi) of pressure to Tooling (A). Use the drive on Tooling (A) in order to loosen the nuts for the crankshaft main bearings. Rotate the drive on Tooling (A) by approximately three turns. Release the pressure on Tooling (A). Remove Tooling (A).
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   Illustration 4	g01212274

4. Remove crankshaft main bearing nuts (3). Remove plate (4).
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   Illustration 5	g01212288

5. Slide down crankshaft main bearing cap (6) on the studs. Remove crankshaft main bearing (7) from crankshaft main bearing cap (6).

6. Install Tooling (F) in order to remove the upper crankshaft main bearing. If necessary, use Tooling (E) in order to rotate the crankshaft and remove the upper crankshaft main bearing.