Terex PT-30, Service Manual

Page: 74 / 116

12-1
12. Undercarriage
Disassembly and Assembly
Chapter Overview
This chapter provides disassembly and assembly
procedures for the following undercarriage
assemblies.
•
Track
•
Suspension
Personal Safety
Improper or incomplete maintenance/repair of a
Compact Track Loader can be dangerous and may
result in machine damage, injury or death.
Do not attempt to perform any type of repair or
maintenance on a Compact Track Loader until you
have read and fully understood the information in
this manual.
Refer to the Operation and Maintenance manual for
instructions regarding proper machine operation
techniques before operating any Compact Track
Loader.
Prior to performing any type of service work on a
Compact Track Loader, read and understand
Chapter 1 (Product Safety) for personal safety
information.
Machine Preparation
Accidental machine starting can cause injury or
death to personnel working on a Compact Track
Loader.
As a precaution, disconnect the battery cables from
the battery terminals, tape the battery clamps and
remove the key from the ignition switch prior to
performing any service work on a Compact Track
Loader.
Place a “Do Not Operate” tag prominently on the
machine to inform personnel that the machine is
being worked on.
Undercarriage Disassembly
and Assembly Procedures
Disassembly and assembly procedures are provided
for the following undercarriage components.
•
Wheels (also see track procedure)
•
Sprockets
•
Sprocket rollers
•
Sprocket bearing plates
•
Tracks
•
Drive motors
N ote: Procedures are provided for only those
undercarriage components listed above. However,
information for removal and installation of other
undercarriage components can be obtained from the
machine specific parts manual.
Wheel Removal and
Installation
The tools required for wheel removal and installation
are listed in Table 12-1. Use manufacturer-
recommended tools whenever possible.
Table 12-1
Required Tools
Wheel Extractor
Channel Lock Pliers
Socket Wrench
Snap-ring Pliers
Wheel Removal
Note: If the track is to be removed, perform the track
removal process on page 12-3 of this chapter.
Note: For important wheel and bearing information, see
“Bearings” in the track removal procedure on page 12-4,
prior to removing or reinstalling the idler wheels.
Note: The procedure for removing the Idler wheels and
Bogie wheels are similar. Only the front outside idler wheel
is described here. Any exception will be explained in the
instructions as a note. See figure 12-1 for wheel diagram.