Breather Assembly May Leak on Certain Material Handlers, Mobile Hydraulic Power Units, and Wheeled Excavators {5056, 5068, 7479} Caterpillar

Material Handler

MH3022 (S/N: FM21-UP; FB31-UP)

MH3024 (S/N: FM41-UP; FB51-UP; FB71-UP)

MH3026 (S/N: FB91-UP)

Mobile Hydraulic Power Unit

M316F MHPU (S/N: CP51-UP)

Wheeled Excavator

M314F (S/N: FB41-UP; F4A1-UP)

M315D2 (S/N: CA41-UP)

M315F (S/N: F4D1-UP)

M316F (S/N: FB61-UP; F6N1-UP)

M317D2 (S/N: CA61-UP)

M317F (S/N: F6P1-UP)

M318F (S/N: FB81-UP; F8B1-UP)

M320D2 (S/N: CH91-UP)

M320F (S/N: FB21-UP; F2W1-UP)

M322F (S/N: FBW1-UP; F2Z1-UP)

M323F (S/N: RH31-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	g06368151
461-0599 Hydraulic Tank Gp (A) 432-6061 Breather As

Reports have been received that the breather assembly (A) may leak on the machines listed above.

Solution

In the event of failure, replace the 432-6061 Breather As with the same part number.