TROUBLESHOOTING
1.
General
Proper troubleshooting begins with an organized approach to the problem at hand. Begin with
investigation of the most probable cause, following the guidelines below.
•
Study the problem thoroughly before taking action.
•
Did warning signs precede the problem? If so, what were they? What would they indicate?
•
Is scheduled maintenance current on all parts and systems involved?
•
Has similar trouble occurred before? What action was taken at that time?
•
Can engine be operated without further damage?
CAUTION: IF RUNNING INSPECTION MUST BE MADE, GET ASSISTANCE.
OPERATOR SHOULD REMAIN AT MACHINE CONTROLS THROUGHOUT
INSPECTION. MAKE SURE TRANSMISSION IS IN NEUTRAL POSITION.
•
Check the most convenient things first.
•
Don’t begin major work before checking all other possibilities.
•
Reconsider all known facts and clues before proceeding to more in-depth work.
•
Correct the basic cause.
•
Remember, failure of a certain part may be caused by malfunction of another part or system.
2.
Use of Schematics
The parts manual incorporates hydraulic schematic diagrams formatted for ease of use by
maintenance and for the training of personnel.
3.
Troubleshooting Chart
The troubleshooting chart lists problems, which might be encountered in the operation of the
vehicle. The remedies listed may direct the repairman to a possible faulty component.
WARNING: THE TROUBLESHOOTING CHART AND PROCEDURES OUTLINED IN THIS
SECTION SHOULD NOT BE ATTEMPTED BY OTHER THAN EXPERIENCED
MECHANICS OR PERSONNEL UNDER THE DIRECT SUPERVISION OF AN
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