Cub Cadet 8404 Operator's Manual page 52

When Engine Suddenly Stops
Cause
Fuel Leakage
Bad Nozzle
Moving parts are overheated due to
shortage of lubricating oil or improper
lubrication
IMPORTANT: When the engine has suddenly stopped, allow the engine to decompress; then try to turn the
engine over by lightly pulling on the fan belt. If the engine turns easily without any abnormal resistance, the
cause of the trouble is usually lack of fuel or a bad nozzle.
When the Engine Must Be Stopped Immediately
Cause
Speed suddenly decrease or
increases
Unusual sound is heard suddenly
Color of exhaust suddenly turns dark
Bearing parts are overheated
Oil lamp lights up during operation
TRACTOR TROUBLESHOOTING
When Tractor Does Not Move While Engine Is Running
Cause
Speed change lever is in neutral
Parking brake is engaged
When 3 Point Hitch Does Not Move
Cause
Oil filter is clogged
3 point hitch does not lower
- Check the fuel tank and refill if necessary.
- Check fuel system for air or leaks.
- If necessary, replace with a new nozzle.
- Check amount of engine oil with the oil level gauge.
- Check lubricating oil system.
- Check to see if oil filter element has become clogged. If necessary,
replace with a new oil filter.
- Check to see if the engine bearing clearances are within factory
specifications.
- Check the adjustments and timing of the injection pump and the fuel
system.
- Check all moving parts carefully.
- Check the fuel injection system, especially the fuel injection nozzle.
- Check the lubricating system.
- Check the lubricating system.
- Check to see if the engine bearing clearances are within factory
specifications.
- Check the function of the oil regulating valve.
- Check the oil pressure switch.
- Check filter base gasket.
- Check position of shift levers.
- Release the parking brake.
- Change the oil filter.
- Check the hydraulic adjusting grip.
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Countermeasures
Countermeasures
Countermeasures
Countermeasures