EPC Parts Catalogs

D7E Track-Type Tractor Power Train Track Roller - Remove and Install Caterpillar


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Track Roller - Remove and Install
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D7E Track-Type Tractor Power Train [KENR5162]
D7E Track-Type Tractor Power Train Idler - Remove and Install
D7E Track-Type Tractor Power Train Recoil Cylinder - Disassemble
UNDERCARRIAGE
ROLLER GP
D7E Track-Type Tractor Power Train Track Carrier Roller - Remove and Install
D7E Track-Type Tractor Power Train Track Roller - Remove and Install
1.1. Removal Procedure
2.1. Installation Procedure

Removal Procedure

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Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     277-7200     Electric Hydraulic Pump Gp     1    
8S-7620 Base As     1    
8S-7610 Base As     1    
8S-7650 Cylinder As     2    
8S-7615 Pins     2    
B     8S-7640     Stands     2    
8S-7611 Tubes     2    
8S-7615 Pins     2    
C     183-4797     Roller Lifting Fork Assembly     1    
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    Illustration 1g01878922

  1. Remove cover (1) .
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    Illustration 2g01878923

  1. Loosen relief valve (2) in order to release the tension of the track.
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    Illustration 3g01885073

  1. Use Tooling (A) in order to raise the machine. Raise the machine in order to remove the track rollers. Use Tooling (B) in order to support the machine.
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    Illustration 4g01890695
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    Illustration 5g01890694
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    Illustration 6g01890697

  1. Remove guards (3) , if necessary. Attach Tooling (C) and a suitable lifting device under guard assembly (4) for support. The weight of guard assembly (4) is approximately 38 kg (85 lb). Remove guard assembly (4) .

  1. Use Tooling (C) and a suitable lifting device to support track roller (5) . The weight of track roller (5) is approximately 73 kg (160 lb). Remove bolts (6) and track roller (5) .

Installation Procedure

  1. Install track roller (5) in the reverse order of removal.

      Note: Tighten bolts (6) on the abutment side first.

    1. Tighten bolts (6) to a torque of 900 ± 100 N·m (665 ± 75 lb ft).

    1. Tighten relief valve (2) to a torque of 34 ± 7 N·m (25 ± 5 lb ft).

    1. Tighten the track tension. Refer to the Operation and Maintenance Manual, "Track - Check/Adjust".

Information System:

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D7E Track-Type Tractor Power Train Recoil Cylinder - Disassemble
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D7E Track-Type Tractor Power Train Track Adjuster - Disassemble
D7E Track-Type Tractor Power Train Track Adjuster - Assemble