Installation Procedure for Non-Dual Tapered Roller Bearing HEUI Pump
| NOTICE |
|---|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
- Position unit injector hydraulic pump (1) in the front housing. Install bolts (6) .
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| Illustration 1 | g01242105 |
- Connect tube assemblies (4) and (5) .
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| Illustration 2 | g01242104 |
- Connect hose assembly (3) .
- Connect harness assembly (2) to unit injector hydraulic pump (1) .
Installation Procedure for Dual Tapered Roller Bearing HEUI Pump
| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| A | 129-1967 | Multipurpose Grease | - |
| NOTICE |
|---|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
Note: If replacing a non-dual tapered roller bearing HEUI pump with a dual tapered roller bearing HEUI pump, refer to Special Instruction, REHS8178 for rework and installation procedures.
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| Illustration 3 | g03601539 |
Non-Dual Taper Roller Bearing HEUI pump | |
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| Illustration 4 | g03601540 |
Dual Taper Roller Bearing HEUI pump | |
Note: Refer to Illustrations 3 and 4 in order to identify each unit injection hydraulic pump.
- Install O-ring seal (7) . Apply Tooling (A) to O-ring seal (7) , the mounting flange of the unit injector hydraulic pump, and the back of the front housing at the mounting location of the unit injector hydraulic pump.
Note: If a dowel pin is installed in the mounting flange of the unit injector hydraulic pump or in the front housing at the unit injector hydraulic pump mounting location, remove the dowel pin before installing the unit injector hydraulic pump.
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| Illustration 5 | g03610237 |
- Position unit injector hydraulic pump (1) as shown, then rotate clockwise to final installation orientation. Install bolts (6) hand-tight.
Note: Do not fully tighten bolts (6) until all of the hoses and the tube are connected to unit injection hydraulic pump (1) .
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| Illustration 6 | g03610220 |
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| Illustration 7 | g03609876 |
- Install tube assemblies (4) and (5) hand-tight.
| | |
| Illustration 8 | g01242104 |
- Connect hose assembly (3) .
- Connect harness assembly (2) to unit injector hydraulic pump (1) .
- Tighten bolts (6) to a torque of 55 ± 10 N·m (41 ± 7 lb ft).
- Tighten tube assemblies (4) and (5) .