Service Repair Manual
422E BACKHOE LOADER
Product: BACKHOE LOADER
Model: 422E BACKHOE LOADER MAW
Configuration: 422E Backhoe Loader MAW00001-UP (MACHINE) POWERED BY C4.4 Engine
Disassembly and Assembly
3054C Engines for Caterpillar Built Machines
Media Number -SENR5069-18
Publication Date -01/05/2015
Date Updated -19/09/2018
Fuel Priming Pump and Fuel Filter Base - Remove and
SMCS - 1258-010; 1260-010; 1261-010-SE; 1262-010
Tool Part Number Part Description Qty
(1) SERVICE DATA: TOOLING (ZZ) WILL NOT BE IDENTIFIED IN PHOTOGRAPHS IN THE
REMOVAL OR THE INSTALLATION. THIS TOOLING IS SHOWN IN ORDER TO ASSIST THE
a. Remove the assembly of the filter case and the fuel filter element. Refer to this Disassembly
and Assembly Manual, "Fuel Filter Base - Remove and Install".
Note: Put identification marks on all fuel hose assemblies and on all tube assemblies for
installation purposes. After being disconnected, plug all fuel hose assemblies and plug all tube
assemblies. This helps prevent fluid loss, and this helps to keep contaminants from entering the
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during
performance of inspection, maintenance, testing, adjusting, and repair
of the product. Be prepared to collect the fluid with suitable containers
before opening any compartment or disassembling any component
Refer to Special Publication, NENG2500, "Dealer Service Tool
Catalog" for tools and supplies suitable to collect and contain fluids on
Dispose of all fluids according to local regulations and mandates.
1. Disconnect t