Engine Oil Pump
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3500B Engines for Caterpillar Built Power Modules
[RENR4927]
3500B Engines for Caterpillar Built Power Modules
Balancer Group (Front)
3500B Engines for Caterpillar Built Power Modules
Gear Group (Front)
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| Illustration 1 | g03079576 |
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| Specification for 7N-8715 Engine Oil Pump Gp | |||
| Item | Qty | Part | Specification Description |
| The rotation of the drive gear is clockwise when you view the engine oil pump from the drive end. | |||
| Before you install the pump, lubricate the moving parts with clean engine oil. Rotate the pump by hand in order to ensure that the pump rotates freely. | |||
| 1 | 1 | 298-6387 O-Ring Seal | Before assembly, lubricate the bore lightly with 5P-3975 Rubber Lubricant. |
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| Illustration 2 | g03079678 |
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| Specification for 7N-8715 Engine Oil Pump Gp | |||
| Item | Qty | Part | Specification Description |
| 2 | 1 | 2S-2760 Spring | Length under test force is |
| Test force is |
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| Free length after test is |
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| Illustration 3 | g03079836 |
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Section A-A | |
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| Specification for 7N-8715 Engine Oil Pump Gp | |||
| Item | Qty | Part | Specification Description |
| C | 2 | 7N-6733 Gear | Length of new gear is |
| Depth of the bore in the oil pump body for the new gear is |
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| D | 2 | 7W-1017 Shaft | Diameter is |
| After assembly, bore in the 7W-0060 Bushing for the new shaft assembly is |
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| E | 2 | 4M-3248 Hollow Dowel | Extension from the oil pump cover is |
| F | - | - | Distance from the end of the idler shaft to the gear face is |
| G | 1 | 7N-5058 Pump Drive Shaft | Diameter is |
| After assembly, bore in the 7W-0060 Bushing for the new shaft assembly is |
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| H | - | - | Distance from the end of the shaft to the gear face is |
| J | 1 | 7W-0050 Pump Cover | Installation depth of 7W-0060 Bushing in the pump cover is |
| K | 1 | 7W-0051 Oil Pump Body As | Installation depth of 7W-0060 Bushing in the oil pump body assembly is |
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| Illustration 4 | g03079878 |
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| Specification for 7N-8715 Engine Oil Pump Gp | |||
| Item | Qty | Part | Specification Description |
| L | 2 | 7N-2043 Dowel | Extension from the oil pump cover is |
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| Illustration 5 | g03079902 |
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| Illustration 6 | g03079958 |
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| Specification for 7N-8715 Engine Oil Pump Gp | |||
| Item | Qty | Part | Specification Description |
| M | - | - | Position of 7W-0060 Bushing joints from the centerline through the bearing bores is 45 ± 15 degrees. |
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