AP-1055D and BG-2455D Asphalt Pavers Machine Systems Caterpillar


Piston Pump (Hydraulic Generator) - Assemble

Usage:

AP-1055D A6P

Assembly Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
1P-0510  Driver Gp 
1P-1861  Retaining Ring Pliers 


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.




    Illustration 1g01189410

  1. Install spools (53), O-ring seals (52), and plugs (51) in control valve (44).

  2. Install retainer (46), spring (47), spring (48), O-ring seal (49), and valve (50) in control valve (44).

  3. Install retainer (35), springs (36), O-ring seal (37), backup ring (38), O-ring seal (39), and valve (40) in control valve (44).

  4. Install O-ring seal (43) on plug (42). Install plug (42) in control valve (44).

  5. Install plugs (45) in control valve (44).

  6. Install O-ring seals (54) on control valve (44).

  7. Install control valve (44) on housing (3) and install bolts (41).


    Illustration 2g01188198

  8. Install lip seal (34) in housing (3).

  9. Use Tooling (B) and install retaining ring (33) in housing (3).


    Illustration 3g01188197

  10. Install bearing cone (32) from housing (3).

  11. Install bearings (31) in housing (3).


    Illustration 4g01188196

  12. Install swashplate (30) and shaft (29) in housing (3).


    Illustration 5g01188195

  13. Install O-ring seal (28) on plug (25).


    Illustration 6g01188194

  14. Install O-ring seal (27) and O-ring seal (26) on housing (3).

  15. Install plug (25) in housing (3).


    Illustration 7g01188193

  16. Install piston (24) and spring (23) in housing (3).


    Illustration 8g01188191

  17. Install O-ring seal (22), O-ring seal (21), and backup ring (20) on piston (19).


    Illustration 9g01188190

    ------ WARNING! ------

    Personal injury can result from being struck by parts propelled by a released spring force.

    Make sure to wear all necessary protective equipment.

    Follow the recommended procedure and use all recommended tooling to release the spring force.


  18. Install piston (19) in housing (3).


    Illustration 10g01188408

  19. Install washer (18), spring (17), washer (16), and retaining ring (15).


    Illustration 11g01188392

    ------ WARNING! ------

    Personal injury can result from being struck by parts propelled by a released spring force.

    Make sure to wear all necessary protective equipment.

    Follow the recommended procedure and use all recommended tooling to release the spring force.


  20. Use a suitable press, Tooling (A), and Tooling (B) in order to install retaining ring (15) in the barrel assembly.


    Illustration 12g01188387

  21. Install ring (13) in barrel assembly (11).

  22. Install pins (14) in barrel assembly (11).


    Illustration 13g01188379

  23. Install retainer (12) on barrel assembly (11).


    Illustration 14g01188352

  24. Install plate (9) and pistons (10) on barrel assembly (11).


    Illustration 15g01188189

  25. Install rotating group (8) in housing (3).

  26. Install bearing cone (7) in housing (3).


    Illustration 16g01188188

  27. Install O-ring seal (6) in head (1).

  28. Install port plate (5) in head (1).

  29. Install bearing cup (4) in head (1).


    Illustration 17g01188187

  30. Install head (1) and bolts (2) on housing (3).

End By:

  1. Install the piston pump (hydraulic generator). Refer to Disassembly and Assembly, "Piston Pump (Hydraulic Generator) - Install".

Caterpillar Information System:

966H Wheel Loader and 972H Wheel Loader Electrohydraulic System Relief Valve (Load Sensing Signal)
966H Wheel Loader and 972H Wheel Loader Power Train MID 081 - CID 0590 - FMI 02
966H Wheel Loader and 972H Wheel Loader Power Train MID 081 - CID 0585 - FMI 02
793D Off-Highway Truck Engine Supplement Engine Oil Pump - Install
793D Off-Highway Truck Engine Supplement Engine Oil Pump - Remove
3524B and C175 Engines for Off-Highway Truck/Tractors Reinforcement Plate
966H Wheel Loader and 972H Wheel Loader Power Train MID 081 - CID 0562 - FMI 09
CP74B, CS74B, CP76B, CS76B, CS78B and CS79B Vibratory Soil Compactors Machine Systems Axle Housing, Axle Shaft, and Wheel Flange - Assemble
966H Wheel Loader and 972H Wheel Loader Power Train MID 081 - CID 0562 - FMI 02
2005/08/15 The Configuration for the Machine Electronic Control Module Has Changed {7610}
735 Articulated Truck Power Train Final Drive - Install
966H Wheel Loader and 972H Wheel Loader Power Train MID 081 - CID 0444 - FMI 06
CP-663E, CS-663E and CS-683E Vibratory Compactors Machine Systems Axle Housing (Service Brakes, Differential and Bevel Gear) - Disassemble
966H Wheel Loader and 972H Wheel Loader Power Train MID 081 - CID 0590 - FMI 09
CP-663E, CS-663E and CS-683E Vibratory Compactors Machine Systems Axle Housing (Service Brakes, Differential and Bevel Gear) - Assemble
AP-1055D and BG-2455D Asphalt Pavers Auxiliary System Auxiliary System Troubleshooting
793D Off-Highway Truck Engine Supplement Air Cleaner - Assemble
793D Off-Highway Truck Engine Supplement Air Cleaner - Disassemble
966H Wheel Loader and 972H Wheel Loader Power Train MID 081 - CID 0596 - FMI 02
AP-1055D and BG-2455D Asphalt Pavers Auxiliary System Piston Pump Flow (Auxiliary) - Test and Adjust
14M and 16M Motor Graders Hydraulic and Steering System Control Valve (Articulation)
966H Wheel Loader and 972H Wheel Loader Power Train MID 081 - CID 0596 - FMI 09
414E, 416E, 420E, 422E, 428E, 430E, 432E, 434E, 442E and 444E Backhoe Loaders Hydraulic and Steering System Priority Valve
Installation Instruction for 212-7779 Shock Absorber Kit , 192-7848 Shock Absorber Kit , and 213-5170 Indicator Kit on Toggle Link Vertical (TLV) Seat Suspensions {7324} Installation Instruction for 212-7779 Shock Absorber Kit , 192-7848 Shock Absorber Kit , and 213-5170 Indicator Kit on Toggle Link Vertical (TLV) Seat Suspensions {7324}
Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.