Troubleshooting procedures in this chapter contain information you need to locate fault malfunctions on the 130G Series
Grader and its components.
Troubleshooting procedures are located as follows:
WP 0006 00 contains engine troubleshooting procedures.
WP 0007 00 contains cooling system troubleshooting procedures.
WP 0008 00 contains electrical system troubleshooting procedures.
WP 0009 00 contains transmission troubleshooting procedures.
00 contains brake system troubleshooting procedures.
00 contains steering system troubleshooting procedures.
00 contains hydraulic system troubleshooting procedures.
WP 0013 00 contains miscellaneous troubleshooting procedures.
A Troubleshooting Symptom Index in WP 0005 00 is provided to aid in locating a malfunction or symptom and directs
you to the appropriate troubleshooting procedure.
Troubleshooting procedures in this manual cannot provide all the answers or correct all malfunctions encountered.
However, these procedures are an organized step-by-step approach to a problem that provide tests and inspections
toward the source of the problem and its successful resolution.
If a malfunction is not listed in the Troubleshooting Symptom Index in WP 0005 00, or stated tests or inspections and
corrective actions do not correct the problem, notify your supervisor.
Before performing troubleshooting, read and follow all safety instructions found in the Warning Summary at the front of
PRELIMINARY TROUBLESHOOTING PROCEDURES
Fluid leaks are classified as either Class I, Class II or Class III.
Seepage of fluid (as indicated by wetness or discoloration) not great enough to form drops.
Leakage of fluid great enough to form drops, but not enough to cause drops to drip from item
Leakage of fluid great enough to form drops that fall from item being checked/inspected.
Before starting any specific troubleshooting procedures, perform the following:
Visually check for ruptured oil hoses or tubes and for Class II or Class III leaks.
Check for mechanical jamming or binding caused by rocks or other foreign matter.
Ensure all applicable Operator Troubleshooting has been performed before proceeding.