An Improved Fan Hose Routing Is Now Used on Certain D11T Track-Type Tractors {1356, 1386, 1387, 5057} An Improved Fan Hose Routing Is Now Used on Certain D11T Track-Type Tractors {1356, 1386, 1387, 5057} Caterpillar


An Improved Fan Hose Routing Is Now Used on Certain D11T Track-Type Tractors {1356, 1386, 1387, 5057}
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An Improved Fan Hose Routing Is Now Used on Certain D11T Track-Type Tractors {1356, 1386, 1387, 5057} [M0106303]
HYDRAULIC SYSTEM
HYDRAULIC GP
Track-Type Tractor
D11T (S/N: AMA1-851; MDG1-193; JEL1-536; JNS1-135)

Description Of Change: Fan hose lengths have been revised and an improved fan hose routing is now used on certain D11T Track-Type Tractors. The improved fan hose routing provides more clearance to the left-hand rear engine support by making the clip orientations common across various tractor configurations and focusing on hose slack management in this area of the machine.

Adaptable To:

------ WARNING! ------

Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.


The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.

Table 1
Required Parts 
Item  Qty  Part Number  Part Name 
345-7593  Hose As (Reversing Fan With Out Screens) 
345-7596  Hose As (Standard Fan With Out Screens) 
421-7248  Hose As (Standard Fan With Screens) 
421-7249  Hose As (Reversing Fan With Screens) 


Illustration 1g06424417
Improved Fan Hose Routing
Maintain adequate clearance between the fan hose and the left-hand rear engine support.
(A) Clearance between the fan hose and the left-hand rear engine support
(B) Clipping Point Towards the Rear of the Tractor


Illustration 2g06424148
Improved Fan Hose Routing
Maintain adequate clearance between the fan hose and the left-hand rear engine support.
(A) Clearance between the fan hose and the left-hand rear engine support
(B) Clipping Point Towards the Rear of the Tractor

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