Start By:
- Remove the lifters. Refer to Disassembly and Assembly, "Lifter Group - Remove and Install".
- Remove the engine front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove".
- Remove the fuel transfer pump. Refer to Disassembly and Assembly, "Fuel Transfer Pump - Remove".
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Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
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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. |
- Remove slider (1) from camshaft gear (4).
- Before you remove idler gear (5), rotate the crankshaft until timing marks (2) are aligned on the following components:
- Crankshaft gear (3)
- Camshaft gear (4)
- Idler gear (5)
- Remove the idler gear (5). Refer to Disassembly and Assembly, "Engine Oil Pump - Remove".
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Illustration 2 g00828468 Typical example - Rotate the camshaft gear (4) in order to align the access hole (8) in the camshaft gear with the fastener for the camshaft retainer (9).
Note: The two cylinder and the three cylinder engines have a different camshaft retainer (9) and different fasteners (6) and (7), to the four cylinder engines. The removal procedure is similar for all models.
For C0.5, C0.7, C1.1/3011C, C1.5/3013C and C1.6 engines, remove the outer setscrew (6) and remove the allen head screw (7).
For C2.2/3024C and C2.2/3024CT engines, remove the setscrews (6) and (7) from the camshaft retainer (9).
- Remove the camshaft retainer (9).
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Illustration 3 g01129576 Typical example - Carefully remove the camshaft assembly (10) from the cylinder block (11). Be careful not to damage the lobes of the camshaft or the camshaft bearings.
- Inspect the components for wear or damage. Replace any components that are worn or damaged.
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| Illustration 1 | g00828467 |
