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TH220B and TH330B Telehandlers Machine Systems Caterpillar


Boom - Install

Usage:

TH220B SLA

Installation Procedure

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Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     8S-7640     Stand     1    
8S-8048 Saddle     1    
8S-7641 Tube     1    
8S-7615 Pin     1    
B     8S-7640     Stand     1    
8S-8048 Saddle     1    
8S-7621 Tube     1    
8S-7615 Pin     1    
C     1P-0808     Multipurpose Grease     1    
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    Illustration 1g01023164

  1. Remove boom (1) from Tooling (B) .
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    Illustration 2g01023156

  1. Install boom (1) into position on the machine. The weight of boom (1) is 1134 kg (2500 lb).

  1. Lower boom (1). Install Tooling (B). Set Tooling (B ) at approximately 1016 mm (40 inches).
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    Illustration 3g01023159

  1. Install Tooling (C) to pin assembly (20). Install pin assembly (20) into boom (1). Install bolt (19) in order to secure pin assembly (20) .
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    Illustration 4g01023144

  1. Install chassis lamp (18) into position. Secure chassis lamp (18) with bolts (17) .

  1. Repeat Step 5 on the other side of the machine.
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    Illustration 5g01023111

  1. Install hose assemblies (16) onto boom (1). Install nuts (15). Connect tube assemblies (14) .

  1. Repeat Step 7on the other side of the machine.
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    Illustration 6g01023103

  1. Connect harness assembly (13). Secure harness assembly with cable strap (12) .
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    Illustration 7g01023078

  1. Connect harness assembly (11) .
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    Illustration 8g01023073

  1. Install cover (10). Secure cover (10) with bolts (9) .
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    Illustration 9g01023071
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    Illustration 10g01022897

  1. Attach a suitable lifting device to boom (1). Apply tension. Raise the boom and install Tooling (A) .
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    Illustration 11g01023066

  1. Attach a suitable lifting device to compensating cylinder (6). Install compensating cylinder into position.

  1. Install Tooling (C) onto pin assembly (8). Install pin assembly (8). Secure pin (8) with bolt (7) .
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    Illustration 12g01023062

  1. Connect hose assemblies (5) .
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    Illustration 13g01023055
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    Illustration 14g01022917

  1. Attach a suitable nylon strap to boom cylinder (2). Move boom cylinder from cribbing into position.
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    Illustration 15g01023028

  1. Apply Tooling (C) to pin assembly (4). Install pin assembly (4). Secure pin assembly (4) with bolt (3) .

End By:

  1. Install the quick coupler. Refer to Disassembly and Assembly, "Quick Coupler - Remove and Install".
  2. Install the work tool linkage. Refer to Disassembly and Assembly, "Work Tool Linkage - Remove and Install".

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