777G Off-Highway Truck Machine Systems Caterpillar


Cab - Install

Usage:

777G GT7

Installation Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     138-7575     Link Bracket     3    
B     138-7576     Link Bracket     3    
C     9S-3263     Thread Lock Compound     1    



    Illustration 1g01340425

  1. Attach Tooling (B) and a suitable lifting device to cab (23) and install cab (23) . The weight of cab (23) is approximately 1315 kg (2900 lb).



    Illustration 2g01340427

  1. Install four pin assemblies (25) . Connect ground straps (24) .



    Illustration 3g01340339

  1. Connect hose assemblies (20) and hoses (22) . Tighten clamps (21) .



    Illustration 4g01340337

  1. Connect cable assembly (17) and harness assemblies (19) . Install bolts (18) .



    Illustration 5g01340383

  1. Apply Tooling (C) to the threads of bolts (16) . Install bolts (16) . Tighten bolts (16) to a torque of 800 ± 100 N·m (590 ± 74 lb ft).

    Note: If machines were assembled in cold conditions -10° C (14° F) or below, inspect the mounts in four places under the cab for proper installation torque. If the mounts are not seated properly or the torque is low, replace the hardware and mounts and torque to proper specification. The mounts should be stored at -10° C (14° F) or above for at least 24 hours prior to installation.




    Illustration 6g01340335

  1. Connect hose assemblies (15) .



    Illustration 7g01340309

  1. Turn valves (14) to the ON position.



    Illustration 8g01340288

  1. Position metering pump (13) . Install bolts (11) . Attach Tooling (A) and a suitable lifting device to front cover (10) . The weight of front cover (10) is approximately 48 kg (105 lb). Install bolts (12) .



    Illustration 9g01340287

  1. Connect harness assemblies (8) . Install grommets (9) into front cover (10) .



    Illustration 10g01340284

  1. Position cover (7) and install bolt (6) .



    Illustration 11g01340281

  1. Install bolt (5) .



    Illustration 12g01340278

  1. Install bolt (3) and cable strap (4) .



    Illustration 13g01340256

  1. Position mud flap (2) and install bolts (1) .

  1. Charge the air conditioner system. Refer to Service Manual, SENR5664, "Air Conditioning and Heating Systems with R-134a Refrigerant". Refer to Dealer Service Tool Catalog, NENG2500, "Air Conditioning Tools" for the correct tools.

End By: Install the hood. Refer to Disassembly and Assembly, "Hood - Remove and Install".

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