Hose Assembly May Leak Oil / Lube in the Hydraulic Oil Lines Group on Certain 424B Backhoe Loaders {5057} Caterpillar

Backhoe Loader

424B (S/N: JRN1-UP)

424B HD (S/N: JRY1-UP)

Introduction

The problem that is identified below does not have a known permanent solution. Until a permanent solution is known, use the solution that is identified below.

Problem

Illustration 1	g06188095
Hydraulic oil lines group (1) 473-6115 Hose As

Oil leaks have been reported from the 473-6115 Hose As (1) in the hydraulic oil lines group on the machines listed above.

Solution

In the event of failure, replace with the same part number.

In the event of a failed hose assembly, report through the CPI feedback tool in Service Information Management System (SIMSi) with the clear failure photo referencing CPI number 383307.