12-1
12. Hydraulic Pressure
Check & Adjustment
Chapter Overview
This chapter provides an overview of checking and
setting pressures. It is important to contact the
manufacturer for assistance before beginning these
procedures.
Personal Safety
! WARNING !
Improper operation, lubrication, maintenance or repair
of this product can be dangerous and could result in
injury or death.
Do not operate or perform any lubrication, mainte-
nance or repair on this product until you have read
and understood the operation, lubrication, mainte-
nance and repair information.
Before starting any disassembly or assembly proce-
dures, refer to Chapter 2. Product Safety – Basic
Precautions for personal safety information.
Machine Preparation
! WARNING !
Accidental machine starting can cause injury or death
to personnel working on the machine.
To avoid accidental machine starting, disconnect the
battery cables from the battery and tape the battery
clamps and remove the key.
Place a “Do Not Operate” tag prominently on the ma-
chine to inform personnel that the machine is being
worked on.
Before starting any disassembly or assembly proce-
dures, refer to Chapter 2. Product Safety – Repair
for machine preparation information.
Hydraulic Pressure
Adjustment Procedures
Adjustment and test procedures are provided for the
following transmission and drive components.
• Charge Pressure Check
• Auxiliary Valve Pressure Check
Charge Pressure Check
The service tools required for the charge pressure
check are listed in Table 12-1. Use manufacturer-
recommended tools whenever possible.
Table 12-1
Required Tools
Pressure Gauge
Figure 12-1
Test Port
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General