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Chapter Overview
This chapter provides removal and installation proce-
dures for the lift-arm and drive control components.
Personal Safety
!WARNING!
Improper or incomplete maintenance/repair of a Rubber
Track Loader can be dangerous and may result in
machine damage, injury or even death.
Do not attempt to perform any type of repair or mainte-
nance on a Rubber 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 tech-
niques before operating any Rubber Track Loader.
Machine Preparation
!WARNING!
Accidental machine starting can cause injury or even
death to personnel working on a Rubber 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 Rubber Track Loader.
Place a "Do Not Operate" tag prominently on the ma-
chine to inform personnel that the machine is being
worked on.
Prior to performing any type of service work on a
Rubber Track Loader, read and understand Chapter 1
(Product Safety) for personal safety information.
10. Lift-Arm/Drive Controls
Removal and Installation
Removal and installation procedures are provided for
the following lift-arm/drive control components.
•
Pilot Control Joystick
•
Lift Arm Float Magnet
•
Lift Arm Control (loader) Valve
Note: Procedures are provided for only those lift-arm/drive
control components listed above. However, exploded parts
diagrams exist in the SR-70 and SR-80 Parts manuals to
serve as visual aids in the assembly and disassembly of
other system components.
Note:
hydraulic auxiliary and drive systems and components.
Pilot Control Joystick
Removal
Required Tools
Side Cutter
Combination/Open End/Socket Wrenches
Hydraulic Caps/Plugs (various sizes)
Note: The procedures for removing and installing the right
and left joysticks are basically identical. As a result, only the
procedures for the right joystick are described in this section.
Cap and plug all fittings and hoses to prevent fluid loss
and or contamination during service work.
Remove any attachment, lower the lift arms and make
sure the hydraulic oil is cool before removing any com-
ponents or lines. Hot or pressurized oil can cause per-
sonal injury.
10-1
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Refer to page 3-2 and 3-3 for pictorial views of the
NOTICE
!WARNING!
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Troubleshooting
