MacDon 9000 Operator's Manual page 123

TROUBLE SHOOTING
PROBLEM
CAUSE
REMEDY REF.
Engine runs Irregularly
Unsteady fuel supply.
Change filter on fuel
61,69
or stalls frequently.
tank vent line. Replace
clogged fuel filters.
Water, dirt or air in fuel Drain, flush, fill and 72
system. bleed system.
Low coolant Remove and check *
temperature.
thermostat.
Diesel - Dirty or faulty
Clean or replace
*
injectors.
injectors.
Gas - Improper carbur- Adjust carburetor. 57
etor setting.
Improper spark. Set spark plug gap and
53
check ignition system.
Governor improperly Adjust governor.
56
adjusted.
Lack of power.
Incorrect timing. Diesel - Time injection *
pump.
Gas - Time engine
54
ignition.
Low engine speed. Set engine speed.
56
Engine oil viscosity too Use recommended oil.
46
high.
Intake air restriction.
Service air cleaner.
59,67
Clogged fuel filter.
Replace fuel filter.
62,71
High back pressure.
Clean out muffler.
74
Improper type of fuel. Use proper fuel.
45
High or low engine Remove and check
*
temperature. thermostat. See "Engine
Overheats•.
Improper valve clear- Set valve clearance.
*
ance.
Diesel engine - faulty
aean or replace *
injectors.
injectors.
Gas engine - dirty or
Clean and gap or
53
improperly gapped replace spark plugs.
spark plugs.
Engine temperature
Defective thermostat. Remove and check
*
Jelow normal.
thermostat.
*
See your Windrower dealer.
119