14L Motor Grader Machine Systems Caterpillar

Assembly Procedure

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Illustration 1	g03435709

1. Install O-ring seals (46) onto relief valve (45).
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   Illustration 2	g03435707

2. Install orifice (44).
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   Illustration 3	g03435699

3. Install relief valve (43). Tighten relief valve (43) to a torque of 47 ± 10 N·m (35 ± 7 lb ft). Install plug (42). Install plugs (41). Install plugs (40).
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   Illustration 4	g03435676

4. Install fitting (39). Install fitting (38). Install fitting (37). Install fitting (36). Install fitting (35).
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   Illustration 5	g03435661

5. Install new tie rods (34).

   Note: Do not reuse the tie rods. Replace tie rods (34) when servicing the bank valve.

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   Illustration 6	g03435658

6. Install O-ring seals (33) onto solenoid (12).
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   Illustration 7	g03435645

7. Install O-ring seals (32) onto solenoid (9).
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   Illustration 8	g03435456

8. Install O-ring seals (31) onto check valve (10).
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   Illustration 9	g03435437

9. Install O-ring seals (30) onto check valve (7).
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   Illustration 10	g03434961

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   Improper assembly of parts that are spring loaded can cause bodily injury. To prevent possible injury, follow the established assembly procedure and wear protective equipment.

10. Install cover (29). Install bolts (28). Tighten bolts (28) to a torque of 12 ± 3 N·m (106 ± 27 lb in).
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    Illustration 11	g01361658

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    Improper assembly of parts that are spring loaded can cause bodily injury. To prevent possible injury, follow the established assembly procedure and wear protective equipment.

11. Install spool (27). Install plug (26). Install retainer (25). Install spring (24). Install retainer (23). Install cover (22). Install bolts (21). Tighten bolts (21) to a torque of 12 ± 3 N·m (106 ± 27 lb in).
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    Illustration 12	g01361643

12. Install pistons (20).
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    Illustration 13	g01361634

13. Install plug (19). Install spool (18). Install spring (17). Install ball (16). Install spring (15). Install plug (14). Tighten plug (14) to a torque of 5 ± 1 N·m (44 ± 9 lb in).
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    Illustration 14	g03434232

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    Improper assembly of parts that are spring loaded can cause bodily injury. To prevent possible injury, follow the established assembly procedure and wear protective equipment.

14. Install plug (13). Tighten plug (13) to a torque of 70 ± 7 N·m (52 ± 5 lb ft)Install solenoid (12). Tighten solenoid (12) to a torque of 5.5 ± 1.5 N·m (49 ± 13 lb in). Install bolt (11). Tighten bolt (11) to a torque of 12 ± 3 N·m (106 ± 27 lb in). Install check valve (9). Tighten check valve (9) to a torque of 80 ± 15 N·m (59 ± 11 lb ft). Install solenoid (10). Tighten solenoid (10) to a torque of 5.5 ± 1.5 N·m (49 ± 13 lb in). Install bolt (8). Tighten bolt (8) to a torque of 12 ± 3 N·m (106 ± 27 lb in). Install check valve (7). Tighten check valve (7) to a torque of 80 ± 15 N·m (59 ± 11 lb ft). Install plug (6).
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    Illustration 15	g03434219

15. Install seal (5). Install control valve (4).

16. Repeat Step 6 through Step 15 for the remaining control valves.

17. Install seal (3). Install cover (2).
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    Illustration 16	g03434195

18. Install nuts (1). Tighten nuts (1) in a crisscross pattern to a torque of 35 ± 3 N·m (310 ± 26 lb in).

19. Tighten each nut (1) by an additional 90° ± 10° in the opposite crisscross pattern.

End By:

1. Install the bank valves.