9980 Self-Propelled Peanut Combine Troubleshooting
Engine
PROBLEM CAUSE CORRECTION
Lack of power. Engine overloaded Reduce load.
Overheated engine. See Chapter
Below normal engine
temperature.
Remove and check
thermostats.
Intake air restriction. Service air cleaner.
Clogged fuel filter.
Replace filter and bleed
system.
Water in fuel filter.
Drain water from separator
filter.
Clogged fuel tank filter vent. Clean filter vent.
Incorrect type of fuel. Use correct fuel.
Turbocharger not functioning.
See your AMADAS/John
Deere dealer.
Incorrect valve clearance.
See your AMADAS/John
Deere dealer.
Turbocharger not functioning.
See your AMADAS/John
Deere dealer.
Dirty or faulty injections.
See your AMADAS/John
Deere dealer.
Injection pump out of time.
See your AMADAS/John
Deere dealer.
Leaking exhaust manifold
gasket.
See your AMADAS/John
Deere dealer.
MAN141 09/08/15 349