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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisweb/productsearch/productheaderinfoframeset.jsp&calledpage=/sisweb/
Cerrar SIS
Pantalla anterior
Producto: MOTOR GRADERModelo: 143H MOTOR GRADER APNConfiguracin: 143H Motor Grader APN00001-UP (MACHINE) POWERED BY3176C Engine
Desarmado y Armado143H and 163H Motor Graders Machine SystemsNmero de medio -RENR4153-01 Fecha de publicacin -01/02/2009 Fecha de actualizacin -13/02/2009
i0190298
Piston Pump (Hydraulic and Steering) - Disassemble
SMCS -4306-015; 5070-015
Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 8B-7554 Bearing Cup Puller 1
B 1P-1861 Retaining Ring Pliers 1
C
8B-7554 Bearing Cup Puller 1
8B-7558 Adapter 1
5F-7344 Puller Block 1
5P-4808 Cap 1
7S-7786 Puller Leg 1
D 1P-0510 Driver Gp 1
Start By:
A. Remove the piston pump (hydraulic and steering). Refer to Disassembly and Assembly, "PistonPump (Hydraulic and Steering) - Remove" for the correct procedure.
Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of thecomponent should be thoroughly cleaned. This will help to prevent dirt from entering the internalmechanisms.
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisweb/productsearch/productheaderinfoframeset.jsp&calledpage=/sisweb/ 2
Illustration 1 g00834347
1. Remove bolts (1) from valve group (2). Remove valve group (2) from the piston pump.
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
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Illustration 2 g00990315
2. Remove plug (3) from valve (2) .
3. Remove O-ring seal (4), ring (5), and needle valve (6) from valve (2) .
Illustration 3 g00990306
4. Remove plug (7) from valve (2) .
5. Remove O-ring seal (8) from plug (7) .
6. Remove plug (9) from valve (2) .
7. Remove O-ring seal (10) from plug (9) .
8. Remove plug (11) from valve (2) .
9. Remove O-ring seal (12) from plug (11) .
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisweb/productsearch/productheaderinfoframeset.jsp&calledpage=/sisweb/ 4
Illustration 4 g00990325
Sudden release of spring force can cause injury.
To prevent the possibility of injury, follow the procedure to relieve thespring pressure.
Note: Do not loosen adjustment screw or the locknut on plug (13) or plug (15) .
10. Remove plug (13) from valve (2) .
11. Remove O-ring seal (14) from plug (13) .
12. Remove plug (15) from valve (2) .
13. Remove O-ring seal (16) from plug (15) .
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisweb/productsearch/productheaderinfoframeset.jsp&calledpage=/sisweb/ 5
Illustration 5 g00990339
14. Remove guide (17), spring (18), pin (19), guide (20), and spool (21) from valve (2) .
15. Remove guide (22), spring (23), guide (24), and spool (25) from valve (2) .
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisweb/productsearch/productheaderinfoframeset.jsp&calledpage=/sisweb/ 6
Illustration 6 g00990520
16. Remove bolts (27) and remove cover (28) from housing (26) .
Illustration 7 g00990366
17. Remove O-ring seal (29) from housing (26) .
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
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Illustration 8 g00990368
Sudden release of spring force can cause injury.
To prevent the possibility of injury, follow the procedure to relieve thespring pressure.
18. Remove plug (30) from head (31). Slowly remove bolts (33) in order to release the spring force onthe valve assembly.
19. Remove head (31) from housing (26) .
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisweb/productsearch/productheaderinfoframeset.jsp&calledpage=/sisweb/ 8
Illustration 9 g00990369
20. Remove piston (35) and remove spring (36) from piston rod (34) .
21. Remove piston (38) from piston rod (37) .
Illustration 10 g00990371
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
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Illustration 11 g00990372
22. Remove pin (39) from head (31) .
23. Remove piston rod (34) from head (31) if removal is necessary.
24. Remove piston rod (37) from head (31) if removal is necessary.
25. Use Tooling (A) in order to remove bearing cup (40) from head (31) .
Illustration 12 g00990375
26. Remove bearing cone (42). Remove shims (41) that are underneath the bearing. Remove plate (43)
from the pump group. Remove Pins (Z) from the pump housing.
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
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Illustration 13 g00990376
27. Remove bolts (47). Remove locking plates (46) and remove spacer plates (45) from swashplate(44) .
Illustration 14 g00990378
28. Remove plug (48) from housing (26) .
29. Remove rotating group (49) and remove shim kit (50) from shaft (59) .
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisweb/productsearch/productheaderinfoframeset.jsp&calledpage=/siswe 1
Illustration 15 g00990379
30. For assembly purposes, place identification marks on pistons (51). The position of theidentification marks should correspond to the position of barrel (52) and plate (53). Remove pistonassemblies (51) and remove plate (53) from barrel (52) .
Illustration 16 g00990380
Illustration 17 g00990382
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisweb/productsearch/productheaderinfoframeset.jsp&calledpage=/siswe 12
Sudden release of spring force can cause injury.
To prevent the possibility of injury, follow the procedure to relieve thespring pressure.
31. Use Tooling (D) and use a press in order to compress spring (56). Use Tool (B) in order to removeretaining ring (54) from barrel (52) .
32. Remove the following parts from barrel (52) : retaining ring (54), spacer (57), spring (56) andspacer (55) .
Illustration 18 g00990386
33. For assembly purposes, note the orientation of swashplate (44) to housing (26). Removeswashplate (44). Remove shaft (59) and bearing (58) from housing (26) .
Illustration 19 g00990388
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21/11/2014 143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine(SEBP3297 - 57) - Estructura del producto
https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisweb/productsearch/productheaderinfoframeset.jsp&calledpage=/siswe 13
34. Remove bearing cone (58) from shaft (59) .
Illustration 20 g00990390
35. Remove shield (60) from housing (26) .
Illustration 21 g00990391
36. Use Tooling (B) in order to remove retaining ring (61) from the housing. Remove lip seal (62)from the housing.
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