D8T Track-Type Tractor Machine Systems Caterpillar

Removal Procedure

Start By:

1. Remove the cab.

2. Remove the implement control valve.

Show/hide table

Personal injury or death may result from failure to adhere to the following procedures. Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire. Clean up all leaked or spilled fuel. Do not smoke while working on the fuel system. Turn the disconnect switch OFF or disconnect the battery when changing fuel filters.

1. Drain the fuel tank. Refer to Operation and Maintenance Manual, "Fuel System Water and Sediment - Drain" for the correct draining and filling procedures.
   Show/hide table

   Illustration 1	g06309133

2. Attach Tooling (A) and a suitable lifting device to guard assembly (1). The weight of guard assembly (1) is approximately 45 kg (100 lb).

3. Remove bolts (2) and guard assembly (1).
   Show/hide table

   Illustration 2	g06313729

4. Remove bolts (3) and guard assembly (4).
   Show/hide table

   Illustration 3	g06313730

5. Attach Tooling (A) and a suitable lifting device to guard assembly (6). The weight of guard assembly (6) is approximately 75 kg (165 lb).

6. Remove bolts (5) and guard assembly (6).
   Show/hide table

   Illustration 4	g06313731

7. Attach Tooling (A) and a suitable lifting device to guard assembly (8). The weight of guard assembly (8) is approximately 20 kg (43 lb).

8. Remove bolts (7) and guard assembly (8).
   Show/hide table

   Illustration 5	g06313736
   View from the bottom of the fuel tank

9. Cut cable straps (9) and position harness assembly (10) out of the way.
   Show/hide table

   Illustration 6	g06313737
   View from the bottom of the fuel tank

10. Disconnect hose assembly (11).

11. Remove the bolt and clip (12).
    Show/hide table

    Illustration 7	g06313739

12. Cut cable straps (13) and position harness assembly (14) out of the way.

13. Remove bolt (15) and flood lamp assembly (16).
    Show/hide table

    Illustration 8	g06313745

14. Use a suitable rod to support manifold (17).

15. Remove bolts (18).
    Show/hide table

    Illustration 9	g06313770

16. Cut cable straps (21).

17. Disconnect harness assembly (19) and harness assembly (20). Position harness assembly (19) and harness assembly (20) out of the way.
    Show/hide table

    Illustration 10	g06313776

18. Cut cable straps (23).

19. Disconnect harness assembly (22).
    Show/hide table

    Illustration 11	g06313781

20. Remove the bolt and clip (24).

21. Remove bolts (26) and position the harness assemblies out of the way.

22. Cut cable straps (25) and position harness assembly (22) out of the way.
    Show/hide table

    Illustration 12	g06313785

23. Remove bolts (27) and clips (28).
    Show/hide table

    Illustration 13	g06313787

24. Disconnect hose assembly (29).
    Show/hide table

    Illustration 14	g06313790

25. Attach Tooling (B) and a suitable lifting device to fuel tank (30). The weight of fuel tank (30) is approximately 454 kg (1000 lb).
    Show/hide table

    Illustration 15	g06313792

    Show/hide table

    Illustration 16	g06313794

26. Remove bolts (31) and bolts (32).

27. Remove bolts (33) and bolts (34).

28. Remove fuel tank (30).

Installation Procedure

1. Install fuel tank (30) in the reverse order of removal.