MacDon 9250 Operator's Manual page 126

SYMPTOM
High fuel consumption
(continued).
Engine emits black or
grey exhaust.
Engine emits white
exhaust.
Starter cranks slowly or
will not operate.
* See your Windrower dealer.
Form # 46584
TROUBLE SHOOTING
PROBLEM
Engine out of time.
Low engine
temperature.
Injection nozzles dirty.
Improper type of fuel.
Engine overloaded.
Clogged or dirty air
cleaner.
Defective muffler.
Dirty or faulty injectors.
Engine out of time.
Air in fuel system.
Improper type of fuel.
Cool engine.
Defective thermostat.
Engine out of time.
Low battery output.
Controls not in neutral.
Cylinder for engaging
header drive belt not
retracted.
124
SOLUTION
Time injection pump.
Check thermostat.
Clean or replace
injectors.
Consult your fuel
supplier and use proper
type fuel for conditions.
Reduce ground speed.
Service air cleaner.
Check muffler for
possible damage which
might create back
pressure.
Clean or replace
injectors.
Time injection pump.
Bleed fuel system.
Consult your fuel
supplier and use proper
type fuel for conditions.
Warm engine up to
normal operating
temperature.
Remove and check
thermostat.
Time injection pump.
Check battery charge.
• Move variable speed
lever to neutral.
• Move steering wheel to
center position.
• Disengage header
clutch.
Determine cause of
cylinder malfunction and
repair.
Issue 11/06 Web Rev_01
REF.
*
*
*
59
35
69
76
*
*
74
59
33
*
*
81
32
*