CB14 Paving Compactor Machine Systems Piston Pump (Propel) - Disassemble Caterpillar


Piston Pump (Propel) - Disassemble
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1.1. Disassembly Procedure

Disassembly Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     1P-1861     Retaining Ring Pliers     1    
B     1P-1863     Retaining Ring Pliers     1    
C     314-9716     Barrel Compressor     1    
D     FT-3019     Retaining Ring Remover     1    
1P-1858 Retaining Ring Pliers     1    

Start By:

  1. Remove the piston pump (propel). Refer to Disassembly and Assembly, "Piston Pump (Propel) - Remove".



    Illustration 1g01434009

  1. Remove nut (2), coil (1), and the O-ring seal.



    Illustration 2g01434010

  1. Remove cartridge assembly (3) .



    Illustration 3g01434012

  1. Remove seal kit (4) from cartridge assembly (3) .



    Illustration 4g01393215

  1. Remove the bolts and head (5) .



    Illustration 5g01393216

  1. Remove O-ring seal (6) .



    Illustration 6g01393256

  1. Remove gerotor assembly (7) .



    Illustration 7g01113856

  1. Remove bolts (8) and cover (9) .



    Illustration 8g01113857

  1. Use Tooling (A) in order to remove retaining ring (10) .

  1. Remove cover (11) .



    Illustration 9g01113858

  1. Remove seal (12) from cover (11) .



    Illustration 10g01113859

  1. Remove O-ring seal (13) and shaft (14) .



    Illustration 11g01113861

  1. Use Tooling (B) in order to remove retaining ring (15) .

  1. Remove bearing (16) from shaft (14) .



    Illustration 12g01113862

  1. Use Tooling (B) in order to remove retaining ring (17) from shaft (14) .



    Illustration 13g01113867

    ------ 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.

    ----------------------

  1. Remove pin assemblies (18) .

  1. Install Tooling (C) in order to compress the barrel assembly.



    Illustration 14g01113868

  1. Remove bearing (20), bearing race (21), and swashplate (19) .



    Illustration 15g01113869

  1. Remove block (22) and bearing race (23) .



    Illustration 16g01113870

  1. Remove Tooling (C) .

  1. Remove barrel assembly (24) .



    Illustration 17g01113871

  1. Remove pistons (25) and retainer (26) from the barrel assembly.



    Illustration 18g01113872

  1. Remove pistons (25) from retainer (26) .



    Illustration 19g01113873

  1. Remove bearing (27) from barrel assembly (24) .



    Illustration 20g01113874

  1. Remove pins (28) .



    Illustration 21g01113876



    Illustration 22g01113879

    ------ 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.

    ----------------------

  1. Use Tooling (E), and a suitable press in order to remove retaining ring (29) .

  1. Remove washer (32), spring (31), and washer (30) from barrel assembly (24) .



    Illustration 23g01114059

  1. Remove bolts (32), cover (33), and the O-ring seal.



    Illustration 24g01114060

  1. Remove bolts (34) and cover (35) .



    Illustration 25g01114062

  1. Remove nut (38), washer (37), and piston assembly (36) from cover (35) .



    Illustration 26g01114063

  1. Remove O-ring seal (39) from cover (35) .



    Illustration 27g01114065

  1. Use Tooling (A) in order to remove retaining ring (40) .



    Illustration 28g01114067

    ------ 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.

    ----------------------

  1. Remove nuts (43), washer (42), and spring (41) from bolt (44) .



    Illustration 29g01114069

  1. Remove nut (45) and the setscrew.



    Illustration 30g01114070

  1. Remove port plate (46) .



    Illustration 31g01114071

  1. Remove nut (47) and the setscrew.



    Illustration 32g01114072

  1. Remove bearing (48) .

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