TROUBLESHOOTING
The majority of operating problems that occur with a system can be traced to improper adjustments or delayed service. A consistently applied preventive maintenance program, as outlined in the maintenance section of this manual, will prevent many problems. The following chart is designed to help you locate a problem by suggesting probable causes and the recommended solution(s).
SYMPTOMS | PROBABLE CAUSES | SUGGESTED REMEDIES | |
Starting motor | Safety interlock system | Engage system | |
does not crank | not engaged |
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| Electric clutch switch | Put switch in off position | |
| in on position |
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| Fuse blown | Replace fuse | |
| Weak or dead battery | Recharge or replace | |
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| battery | |
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| For additional causes | See engine manual | |
Engine cranks but | No fuel or line plugged | Fill tank or replace line | |
does not start | Pump engaged | Disengage pump | |
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| Numerous | See engine manual | |
Engine: | Numerous | See engine manual | |
Runs with continuous |
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misfiring |
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Engine runs unevenly |
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Engine runs improperly |
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Loss of power or system | Restriction in air cleaner | Service air cleaner | |
will not operate in | Hydraulic line blockage | See your dealer | |
either direction | |||
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Internal interference or | See your dealer | ||
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| leakage in wheel motor |
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| Insufficient hydraulic oil | Check level or reservoir | |
| supply |
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| Have dealer check | |
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| hydraulic pump | |
Loss of power or system | Poor compression or | See your dealer or engine | |
will not operate in | timing | manual | |
either direction | |||
Steering linkage needs | Adjust linkage | ||
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| adjustment |
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| Relief valves on pump | See your dealer | |
| stuck open |
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| For additional causes | See engine manual | |
Overheating: | Leaks in system | Replace/tighten hoses | |
Temperature light glows |
| and connections | |
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Frequent refilling of | Coolant level low | Add coolant | |
Fan belt slipping | Adjust belt tension | ||
radiator required | |||
Coolant appears rusty | Radiator screen clogged | Clean screen | |
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Radiator core clogged | Clean radiator core | ||
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Audible alarm | Thermostat sticking or | See engine manual | |
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| inoperative |
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| Heat light malfunction | See your dealer | |
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| For additional causes | See engine manual | |
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SYMPTOMS | PROBABLE CAUSES | SUGGESTED REMEDIES | |
Oil light glows | Low oil level | Add oil | |
Audible alarm | Oil pressure gauge or | See your dealer | |
line faulty |
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| Oil diluted or too light | Change oil and check for | |
| a grade | source of contamination | |
| For additional causes | See engine manual | |
Alternator light glows | Fan belt slipping | Adjust belt tension | |
| Wiring defective | See your dealer | |
| Alternator malfunctioning | See your dealer | |
High oil consumption | Numerous | See engine manual | |
Engine knocks and other |
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engine noises |
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Tractor jerky when starting | Steering control linkage | Adjust linkage | |
or | needs adjustment |
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Tractor operates in one |
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Pump or wheel motors | See your dealer | ||
direction only | |||
faulty |
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Hydraulic system operating | Low hydraulic oil level | Fill reservoir | |
hot | Cooling fins plugged | Clean fins | |
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| Hydraulic pump faulty | See your dealer | |
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Tractor creeps when | Steering linkage needs | Adjust linkage | |
steering control lever | adjustment |
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in neutral |
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Tractor circles or veers | Steering linkage needs | Adjust linkage | |
in one direction | adjustment |
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| Wheel motor faulty | See your dealer | |
| Hydraulic pump faulty | See your dealer | |
| Unequal tire pressure | Inflate tires equally | |
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Tractor creeps when | Brake needs adjustment | Adjust parking brake | |
parking brake on | Neutral lock levers need | Adjust neutral lock levers | |
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| adjusting |
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Attachment/auxiliary | Too much weight on | Reduce amount of weight | |
lifts respond slowly | attachment |
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| Hydraulic oil level low | Add oil to system | |
| Hydraulic pump faulty | See your dealer | |
| Valve control faulty | See your dealer | |
| Leak in hydraulic system | See your dealer | |
| Restriction in hose or | Check hoses | |
| fitting |
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PTO shaft will not turn | Fuse blown | Replace fuse | |
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| Loose wires | Check wiring | |
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728444 Rev. 11/02 |