EPC Parts Catalogs

C12 Marine Engines Crankshaft - Remove Caterpillar


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Crankshaft - Remove
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C12 Marine Engines [RENR9405]
C12 Marine Engines Crankshaft Main Bearings - Install
C12 Marine Engines Crankshaft - Install
BASIC ENGINE
CRANKSHAFT GP
3408E and 3412E Engines for Caterpillar Built Machines Bearing Clearance - Check
C12 Marine Engines Crankshaft Main Bearings - Remove
C12 Marine Engines Crankshaft Main Bearings - Install
C12 Marine Engines Crankshaft - Remove
C12 Marine Engines Crankshaft - Install
C12 Marine Engines Crankshaft Gear - Remove and Install
1.1. Removal Procedure

Removal Procedure

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Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
A  589-7435  Link Bracket  2 

Start By:

  1. Remove the front housing. Refer to "Housing (Front) - Remove".

  2. Remove the flywheel housing. Refer to "Flywheel Housing - Remove and Install".

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NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.

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    Illustration 1g01108128

    Note: Place an identification mark on all connecting rod caps (2). Connecting rod caps (2) should be marked with the corresponding cylinder number.

  1. Remove connecting rod caps (2) and connecting rod bearings (1).

    Note: Crankshaft main bearing caps (4) are marked with the numbers 1 through 7. Crankshaft main bearing caps (4) should be marked with the corresponding cylinder number on the side that is toward the right side of the engine.

  2. Remove crankshaft main bearing caps (4) and crankshaft main bearings (5).

  3. Remove crankshaft thrust bearings (3).

  4. Attach Tooling (A) and a suitable lifting device to crankshaft (6). The weight of the crankshaft is approximately 180 kg (400 lb).

  5. Remove crankshaft (6).

Information System:

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