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4. MAINTENANCE
CAUSE REMEDY
Forward/Reverse lever not in neutral
position.
Panel fuse blown.
Loose battery or starter cables.
Faulty engine starting circuit.
Faulty or improperly adjusted neutral
interlock switch.
Dirty fuel injectors. (Diesel Only)
Petcock plugged.
Low on fuel.
Fuel valve closed.
Fuel filter plugged.
Exhaust restricted.
Injection pump not getting fuel or air in
fuel
system.
Faulty injection pump or nozzles
Fuel lines plugged.
Air in fuel line.
Cold weather.
Crankcase oil too heavy.
Improver type of fuel.
Water, dirt, or air in fuel system.
Clogged fuel filter.
Injection pump shut-off not reset.
Place lever in neutral position.
Replace, 20A fuse required.
Check and tighten.
Check appropriate section in Engine
Manual
Make sure neutral switch is adjusted
properly and wires are all secured. Test
with ohmmeter. Readjust neutral switch.
Replace if defective.
Clean or replace.
Clean or replace.
Add fuel.
Open.
Check fuel filter, replace if necessary.
Check and correct exhaust restriction.
Check fuel flow at supply pump or bleed
fuel system.
Consult authorized diesel repair station
for repair or replacement.
Clean or replace.
Bleed fuel line.
Use cold weather starting aid.
Use oil of proper viscosity.
Consult fuel supplier; use proper type
fuel for operating conditions.
Drain, flush, fill, and bleed system.
Replace filter element.
Turn key switch to "OFF" then to "ON".
4.35 TROUBLESHOOTING
PROBLEM
Engine Won't Start.
Engine won't start but cranks over.
Engine hard to start or will not start (or)
Engine starts but does not keep running.