Service Repair Manual
Model
322 322L EXCAVATOR
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Product: EXCAVATOR
Model: 322 L EXCAVATOR 8CL
Configuration: 322 322L TRACK-TYPE EXCAVATORS 8CL00001-UP (MACHINE) POWERED BY 3116 ENGINE
Disassembly and Assembly
322, 322 L, 322 N & 322 LN EXCAVATORS MACHINE SYSTEMS
Media Number -SENR6159-01
Publication Date -01/06/1998
Date Updated -01/10/2009
SENR61590017
Track Assemblies
SMCS - 4170-076; 4170-077
Separate Track Assemblies
1. Put the machine on a flat level floor.
The grease in the track adjusting cylinder is under high pressure.
Grease coming out of the relief valve of the track adjuster, which is
under high pressure, can penetrate the body causing personal injury or
death. When loosening the tension on the track assembly, loosen the
relief valve only one turn. Do not visually inspect the relief valve to see if
grease is being released from the track adjuster. Instead, watch the
track assembly to see if it loosens. If the track assembly does not loosen,
move the machine forward and backward to release the tension.
NOTICE
Care must be taken to ensure that fluids are contained during
performance of inspection, maintenance, testing, adjusting and repair
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of the machine. Be prepared to collect the fluid with suitable containers
before opening any compartment containing fluids. Refer to Special
Publication, NENG2500, "Caterpillar Tools and Shop Products
Guide", for tools and supplies suitable to collect and contain fluids in
Caterpillar machines. Dispose of all fluids according to local
regulations and mandates.
2. Release the tension on the track assembly. Loosen relief valve (1) for the track adjuster only
one turn. If the track assembly does not loosen after opening the relief valve, move the machine
forward and backward until the tension is released.
NOTE: To provide additional clearance for removal of