Improved Hydraulic Hose Assemblies are Now Used on Certain 797 and 797B Off-Highway Trucks {3016, 3154, 4304, 5057} Caterpillar


Improved Hydraulic Hose Assemblies are Now Used on Certain 797 and 797B Off-Highway Trucks {3016, 3154, 4304, 5057}

Usage:

797 5YW
Off-Highway Truck/Tractor
797 (S/N: 5YW1-277)
797B (S/N: JSM1-488)

Description Of Change: Improved hydraulic hose assemblies are now used on the machines listed above. The length of hose assembly is increased to improve the service life of the steering lines group.

Adaptable To:



Illustration 1g06179074

The length of 287-4568 Hose As (1) in the steering lines group is increased from 2020 mm (79.5 inch) to 2180 mm (85.8 inch).

Table 1
Parts List 
Item  Part  New Length  Former Length 
287-4568 Hose As  2180 mm (85.8 inch)  2020 mm (79.5 inch) 
Improved hose assembly (1) is adaptable to the machines within the listed serial numbers, and is effective in production with all machines after the listed serial numbers.

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