Service Repair Manual
938H Wheel Loader
Product: WHEEL LOADER
Model: 938H WHEEL LOADER MJC
Configuration: 938H Wheel Loader MJC00001-UP (MACHINE) POWERED BY C6.6 Engine
Disassembly and Assembly
C6.6 Engines for Caterpillar Built Machines
Media Number -KENR6081-15
Publication Date -01/03/2014
Date Updated -04/03/2014
Electronic Unit Injector - Install
SMCS - 1290-012
Tool Part Number
T40 Torx Socket
Fluid Sampling Bottle
7.9 mm (0.31 inch) Outside Diameter
Injector Pipe Nut Tool
Ensure that all adjustments and repairs that are carried out to the fuel
system are performed by authorised personnel that have the correct
Before begining ANY work on the fuel system, refer to Operation and
Maintenance Manual, "General Hazard Information and High
Pressure Fuel Lines" for safety information.
Refer to Systems Operation, Testing and Adjusting Manual,
"Cleanliness of Fuel System Components" for detailed information on
938H Wheel Loader MJC00001-UP (MACHINE) POWERED BY C6.6 Engine(SEBP...
the standards of cleanliness that must be observed during ALL work
on the fuel system.
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
Dispose of all fluids according to local regulations and mandates.
Use a deep socket in order to remove the electrical connections from
the electronic unit injectors. Use of incorrect tooling will result in
damage to the electronic unit injectors.
938H Wheel Loader MJC00001-UP (MACHINE) PO