Service Repair Manual
312D2 and 312D2 L Excavator
Model: 312D2 EXCAVATOR GWN
Configuration: 312D2 & 312D2 L Excavators GWN00001-UP (MACHINE) POWERED BY 3054C Engine
Disassembly and Assembly
312D2 and 313D2 Excavators Machine Systems
Media Number -UENR0196-02
Publication Date -01/11/2014
Date Updated -03/11/2014
Final Drive and Travel Motor - Disassemble
SMCS - 4050-015; 4351-015
Tool Part Number
Transmission Repair Stand
Slide Hammer Puller Gp
Backlash Gauge Gp
Bearing Puller Gp
Retaining Ring Pliers
Spanner Wrench As
a. Remove the final drive and the travel motor. Refer to Disassembly and Assembly Manual ,
"Final Drive and Travel Motor - Remove".
312D2 & 312D2 L Excavators GWN00001-UP (MACHINE) POWERED BY 3054C ...
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.
Personal injury can result from hydraulic oil pressure and hot oil.
Hydraulic oil pressure can remain in the hydraulic system after the
engine has been stopped. Serious injury can be caused if this pressure is
not released before any service is done on the hydraulic system.
Make sure all of the work tools have been lowered to the ground, and