3054 Engine for Caterpillar Built Machines Caterpillar

Assembly Procedure

1. Inspect the components of the fuel transfer pump for damage. Replace the components, if necessary.

2. Clean all of the components before assembly.

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Illustration 1	g00544796

3. Install seat washers (3) .

4. Push valves (4) into position.

   Note: It is possible for the valves to be installed incorrectly. Refer to Illustration 1 for the correct installation.

5. When valves (4) are installed, peen the edge of the valve housing evenly in six places. This will keep valves (4) in position.

6. Install rocker lever (11), pin (9), and link arm (8) into the bottom half of the fuel transfer pump.

7. Install the return spring and ensure that the ends of the spring are installed correctly.

8. Using a soft hammer and a suitable adapter install two retainers (10) into the grooves. Ensure that retainers (10) fasten the pin. Peen the open ends of the grooves in order to fasten the retainers in position.

9. Install the diaphragm spring (12) under diaphragm assembly (5). Place spring seat washer (7) and stem seal (6) on the pull rod.

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NOTICE
Ensure that the small diameter at the top of the seal is on the round section of the pull rod.

10. Place diaphragm assembly (5) over the lower half of the body of the fuel transfer pump. Ensure that the blade of the pull rod is aligned with the slot of link arm (8) .

11. Press lightly on diaphragm assembly (5) until the notch in the pull rod is in the slot of link arm (8). Rotate diaphragm assembly (5) at 90 degrees in either direction. This will engage the pull rod in the slot of link arm (8) .

12. Push rocker lever (11) toward the body of the fuel transfer pump. Push rocker lever (11) until diaphragm assembly (5) is level with the flange on the body of the fuel transfer pump.

13. Install the top half of the body of the fuel transfer pump and align the marks on the flanges. Keep pressure on rocker lever (11). Install spring washers and the screws. Tighten the screws evenly.

14. Install gauze (2) .

15. Install the gasket and cover (1) .

    Note: Refer to the Testing and Adjusting, "Fuel Transfer Pump Pressure Test" for the correct procedure.

End By: Install the fuel transfer pump. Refer to Disassembly and Assembly, "Fuel Transfer Pump - Install".