Removal Procedure
Start By:
- Remove the water pump. Refer to Disassembly and Assembly, "Water Pump - Remove".
- Remove the exhaust manifold. Refer to Disassembly and Assembly, "Exhaust Manifold- Remove and Install".
- Remove the rocker shaft and the pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and Pushrod - Remove".
- Remove the fuel injection nozzles. Refer to Disassembly and Assembly, "Fuel Injection Nozzles - Remove".
- On 3003 engines, remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove".
- On 3003 engines, remove the fuel filter base. Refer to Disassembly and Assembly, "Fuel Filter Base - Remove".
- On 3013 engines, remove the water temperature regulator housing. Refer to Disassembly and Assembly, "Water Temperature Regulator Housing - Remove and Install".
- On 3013, 3014, and 3024 engines, remove the inlet manifold. Refer to Disassembly and Assembly, "Inlet Manifold - Remove".
| NOTICE |
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Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
| NOTICE |
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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, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products. Dispose of all fluids according to local regulations and mandates. |
- Loosen hose clamp (1) and remove fuel hose (2) from the fuel injection pump.
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| Illustration 1 | g00597200 |
- Remove nut (3) (not shown) that connects the external oil line to the fuel injection pump.
- Remove bolt (4) and the two washers that fasten external oil line (5) to the front of the cylinder head.
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| Illustration 2 | g00597210 |
- Remove bolt (6) and the two washers that fasten external oil line (5) to the side of the engine.
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| Illustration 3 | g00597219 |
- Gradually loosen the cylinder head bolts in the reverse order that is shown above. This will help prevent distortion of the cylinder head.
Note: Do not use a pry bar to separate the cylinder head from the cylinder block. Use a rubber mallet to loosen the cylinder head from the cylinder block.
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| Illustration 4 | g00454966 |
Bolt tightening sequence for 3 cylinder engines The arrow points toward the front of the engine. | |
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| Illustration 5 | g00597449 |
Bolt tightening sequence for 4 cylinder engines The arrow points toward the front of the engine. | |
- Attach a suitable lifting device to cylinder head (7). Carefully lift cylinder head (7) off cylinder block (8). The weight of the cylinder head for 3 cylinder engines is 16 kg (35 lb). The weight of the cylinder head for 4 cylinder engines is 19 kg (42 lb).
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| Illustration 6 | g00597552 |
| NOTICE |
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Place the cylinder head on a surface that will not scratch the face of the cylinder head. |