Table of Contents
Advertisement
Chapter Overview
This chapter provides disassembly and assembly
procedures for the hydrostatic and auxiliary pump.
Personal Safety
Improper or incomplete maintenance/repair of a Compact
Track Loader can be dangerous and may result in ma-
chine damage, injury or death.
Do not attempt to perform any type of repair or mainten-
ance 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 in-
structions 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 Chap-
ter 1 (Product Safety) for personal safety informa-
tion.
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 per-
forming any service work on a Compact Track Load-
er.
Place a "Do Not Operate" tag prominently on the
machine to inform personnel that the machine is be-
ing worked on.
9. Hydrostatic and Aux. Pump
Disassembly and Assembly
Hydrostatic and Hydraulic
Pump Disassembly and As-
sembly Procedures
Disassembly and assembly procedures are provided
for the following transmission and drive components.
•
Charge Pump
•
Auxiliary Piston Pump
•
Tandem Pump
Note: Procedures are provided for only those transmission
and drive components listed above. However, information
for removal and installation of other transmission and drive
components can be obtained from the machine specific
parts manual.
Note: Refer to Figure 3-2 for an overview of the auxiliary
circuit and Figure 3-3 for an overview of the drive circuit.
Charge Pump Removal
The tools required for auxiliary gear pump removal
and installation are listed in Table 9-1. Use manufac-
turer-recommended tools whenever possible.
Table 9-1
Required Tools
Screwdriver
Combination Wrench
Socket Wrench
Charge Pump Removal
Hot oil can cause personal injury. Make sure the
oil is cool before removing any components or lines.
Remove the oil filler cap only when the engine is
stopped and has been allowed to cool thoroughly.
9-1
Advertisement
Table of Contents
