Service Repair Manual
Models
312D and 312D L Excavator
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Product: EXCAVATOR
Model: 312D L EXCAVATOR JBC
Configuration: 312D & 312D L Excavators JBC00001-UP (MACHINE) POWERED BY C4.2 Engine
Disassembly and Assembly
312D and 313D Excavators Machine Systems
Media Number -KENR6402-05
Publication Date -01/01/2012
Date Updated -17/01/2012
i04126149
Final Drive and Travel Motor - Disassemble
SMCS - 4050-015; 4351-015
Disassembly Procedure
Table 1
Required Tools
Tool Part Number
Part Description
Qty
A
138-7573
Link Bracket
3
B
1P-2420
Transmission Repair Stand
1
C
8T-6699
Bolts
2
D
1P-0074
Slide Hammer Puller Gp
1
4C-5666
Threaded Adapter
1
123-6702
Backlash Gauge Gp
1
E
1P-0510
Driver Gp
1
F
8H-0663
Bearing Puller Gp
1
G
1P-1863
Retaining Ring Pliers
1
H
9U-7346
Spanner Wrench As
1
Start By:
a. Remove the final drive and the travel motor. Refer to Disassembly and Assembly Manual ,
"Final Drive and Travel Motor - Remove".
NOTICE
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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
containing fluids.
Refer to Special Publication, NENG2500, "Dealer Service Tool
Catalog" for tools and supplies suitable to collect and contain fluids on
Cat products.
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
the oil