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583R Pipelayer Machine Systems Caterpillar


Implement Pump - Disassemble

Usage:

583R 2XS

Disassembly Procedure

Start By:

  1. Remove the implement pump. Refer to Disassembly and Assembly, "Implement Pump - Remove".

Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.

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NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.

  1. Put a mark for identification across the entire length of pump (3). This will provide a reference for the assembly of the pump components.
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    Illustration 1g00500375

  1. Remove O-ring seal (1) from flange (2) .
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    Illustration 2g00500376

  1. Remove four bolts (5) that hold transition plate (3) and counterweight pump body (4) to the main pump body.
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    Illustration 3g00500377

  1. Remove O-ring seal (6) from transition plate (3) .
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    Illustration 4g00500378

  1. Remove eight nuts (7) from pump body (4) .
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    Illustration 5g00500379

  1. Make a separation of transition plate (3) from pump body (4) .
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    Illustration 6g00500400

  1. Remove O-ring seal (8) from the transition plate.

  1. If necessary, remove studs (9) .
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    Illustration 7g00500401

  1. Remove retainer ring (10), O-ring seal (11), backup ring (12) and isolation plate (13) from pump body (4) .
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    Illustration 8g00500403

  1. Remove pressure plate (14) from pump body (4) .
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    Illustration 9g00500420

  1. Remove drive gear (15) and idler gear (16) from pump body (4) .
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    Illustration 10g00501349

  1. Remove pressure plate (17) from pump body (4) .
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    Illustration 11g00500422

  1. Remove retainer ring (18), O-ring seal (19), backup ring (20) and isolation plate (21) from pump body (4) .
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    Illustration 12g00500424

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    NOTICE

    Do not mix the parts of the pump when it is disassembled. Keep the parts with their respective sections of the pump.

  1. Remove spline coupling (22). Remove the snap ring.
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    Illustration 13g00500425

  1. Put the pump in a vertical position on wood blocks and remove eight nuts (23) and the washers.
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    Illustration 14g00500426

  1. Remove connector plate (24) .
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    Illustration 15g00500427

  1. Remove O-ring seal (25) from connector plate (24) .
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    Illustration 16g00500428

  1. Remove eight stud stabilizer O-ring seals (26) .
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    Illustration 17g00500429

  1. Remove backup ring (28), O-ring seal (29), retainer ring (30) and isolation plate (27) from pump body (31) .
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    Illustration 18g00500430

  1. Remove pressure plate (32) from pump body (31) .
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    Illustration 19g00500432

  1. Remove drive gear (33) and idler gear (34) from pump body (31) .
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    Illustration 20g00500433

  1. Remove pump body (31) .
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    Illustration 21g00500434

  1. Remove pressure plate (32) .
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    Illustration 22g00500439

  1. Remove isolation plate (33) .

  1. Remove backup ring (35), O-ring seal (36) and isolation plate (34) .
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    Illustration 23g00500440

  1. Remove the eight stud stabilizer O-ring seals and O-ring seal (37). Remove bearing plate (38) .
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    Illustration 24g00500441

  1. Remove O-ring seal (39) from bearing plate (38) .
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    Illustration 25g00500442

  1. Remove drive coupling (40) and eight O-ring seals (41) .
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    Illustration 26g00500443

  1. Remove connector plate (42) .
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    Illustration 27g00500448

  1. Remove O-ring seal (43) from connector plate (42) .
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    Illustration 28g00500449

  1. Remove eight stud stabilizer O-ring seals (44) .
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    Illustration 29g00500450

  1. Remove isolation plate (45) .

  1. Remove backup ring (48), O-ring seal (47), and retainer ring (46) .
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    Illustration 30g00500451

  1. Remove pressure plate (49) .
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    Illustration 31g00500452

  1. Remove drive gear (50) and idler gear (51) from pump body (52) .
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    Illustration 32g00500453

  1. Remove pump body (52) .
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    Illustration 33g00500454

  1. Remove pressure plate (53) .
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    Illustration 34g00500455

  1. Remove isolation plate (54) .

  1. Remove backup ring (57), O-ring seal (56) and retainer ring (55) .
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    Illustration 35g00500456

  1. Remove O-ring seal (58) .
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    Illustration 36g00500457

  1. Remove eight stud stabilizer O-ring seals (60) .

  1. If necessary, remove eight studs (59) from flange (2) .
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    Illustration 37g00500459

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    NOTICE

    Do not damage the seal bores when seals (61) are removed.

  1. Remove seals (61) and the spacer ring from flange (2) .

  1. Remove plug (62) from flange (2) .

  1. See "Diagnosing Tyrone Gear Pump Failures, Form No. FEG45137" for assistance in inspection of the parts.
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    Illustration 38g00500480

  1. Check the gear bores in each pump body for wear. Measure the depth of the groove in each bore. If the groove is deeper than 0.38 mm (.015 inch) a replacement of the pump body assembly must be made.

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