D250E Series II and D300E Series II Articulated Trucks 3306B Engine Supplement Caterpillar

Installation procedure

1. Inspect all parts and clean all parts. If any parts are worn or damaged, use new Caterpillar parts for replacement.

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Illustration 1	g00488700

2. Attach Tooling (A) , nylon lifting slings and a hoist to radiator (5) .

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Illustration 2	g00488377

3. Install two sleeves (61) , two washers (62) and two rubber mounts (63) to the machine frame.

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Illustration 3	g00488782

4. Use the hoist and carefully install radiator (5) to the machine frame. The weight of the radiator is 139 kg (306 lb) .

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Illustration 4	g00488372

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Illustration 5	g00488378

5. Install bolt (48) , washer (49) and rubber mount (50) to each side of the bottom end of the radiator.

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Illustration 6	g00488371

6. Install four bolts (47) and two access plates (46) to the lower radiator housing.

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Illustration 7	g00488376

7. Position relay assembly (57) to shroud (54) . Install four bolts (58) that secure relay assembly (57) to shroud (54) .

8. Install wire strap (59) in order to secure wire assembly (60) to shroud (54) .

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Illustration 8	g00488375

9. Install bushing (55) and air conditioner hose (56) into the slot that is in shroud (54) .

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Illustration 9	g00488373

10. Install bushing (52) and air conditioner hose (53) into the slot that is in shroud (51) .

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Illustration 10	g00488370

11. Position tie bar (39) to the radiator. Install nut (42) , bolt (45) , spacer (43) and spacer (44) in order to connect the bottom end of tie bar (39) to radiator (5) .

12. Position the bottom end of the tie bar that is located on the right side of the radiator. Connect the bottom end of the tie bar that is located on the right side of the radiator.

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Illustration 11	g00488368

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Illustration 12	g00488369

13. Position tie bar (39) to the radiator. Install bolt (34) , two washers (35) , bushing (36) , and spacer (38) in order to connect the top end of tie bar (39) to stud (37) .

14. Connect the top end of the tie bar that is located on the right side of the radiator.

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Illustration 13	g00488784

15. Rod end (41) will need adjustment in order to position the radiator. The radiator should be perpendicular to the machine frame. After the adjustment is made nut (40) must be tightened.

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Illustration 14	g00488367

16. Position fan guards (28) and (30) to radiator (5) . Install bolts (32) and (33) that secure fan guards (28) and (30) to radiator (5) .

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Illustration 15	g00488366

17. Install bolt (31) that secures fan guard (30) to radiator (5) .

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Illustration 16	g00488365

18. Install bolt (29) that secures fan guard (28) to radiator (5) .

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Illustration 17	g00488364

19. Install two bolts (27) that secure the fan guards to radiator (5) .

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Illustration 18	g00488363

20. Position pipe (22) and hose (25) as a unit to the machine. Connect hose (25) to radiator (5) . Install band clamp (26) in order to secure hose (25) to the radiator.

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Illustration 19	g00488362

21. Install pipe (22) in hose (24) . Install band clamp (23) in order to secure pipe (22) in hose (24) . Connect hose (21) to pipe (22) .

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Illustration 20	g00488361

22. Connect hose (19) to pipe (18) . Install band clamp (20) in order to secure hose (19) on pipe (18) .

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Illustration 21	g00488360

23. Install hose (17) to pipe (16) and pipe (18) . Tighten two band clamps (15) in order to secure hose (17) to pipe (16) and pipe (18) .

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Illustration 22	g00488339

24. Position hose (7) to the radiator shroud. Install bolt (13) and hose clamp (14) in order to secure hose (7) to the radiator shroud.

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Illustration 23	g00488338

25. Position ether aid control (9) to the radiator shroud. Install two bolts (8) in order to secure ether aid control (9) to the radiator shroud. Install two bolts (10) , the wire clips and the wires to the radiator shroud.

26. Install retaining nut (11) in order to connect ether hose (12) to ether aid control (9) .

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Illustration 24	g00488337

27. Install retaining nut (6) in order to connect hose (7) to radiator (5) .

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Illustration 25	g00488336

28. Position drain hose (3) to drain valve (1) and bottom plate (4) . Tighten band clamp (2) in order to secure drain hose (3) to drain valve (1) .

29. Fill the radiator with coolant. Refer to Operation and Maintenance Manual, SEBU7028 for the proper procedure.

End By:

1. Install the refrigerant condenser. Refer to Disassembly and Assembly, " Refrigerant Condenser- Remove and Install". The information is in this manual.
2. Install the engine hood. Refer to Disassembly and Assembly, "Hood - Remove and Install". The information is in this manual.