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SYMPTOM
Lack Of Power.
Engine Temperature Below
Normal.
Warning Alarm Sounds.
Engine Overheats.
High Fuel Consumption.
*
See your MacDon dealer
** Refer to Windrower Technical Manual
Form # 169017
TROUBLESHOOTING
PROBLEM
Incorrect timing.
Engine oil viscosity too high.
Intake air restriction.
Clogged fuel filter.
High back pressure.
Improper type of fuel.
High or low engine temperature.
Improper valve clearance.
Faulty injectors.
Defective thermostat.
Engine overheated.
Low engine oil pressure.
Low transmission oil pressure.
Low coolant level.
Engine overloaded.
Defective radiator cap.
Defective fan belt.
Dirty radiator screen:
• Rotors turning
• Rotors not turning
Dirty radiator core.
Cooling system dirty.
Defective thermostat.
Defective temperature gauge or
sender.
Defective water pump.
Water only for coolant.
Improper type of fuel.
Clogged or dirty air cleaner.
Engine overloaded.
Improper valve clearance.
Engine out of time.
Low engine temperature.
Injection nozzles dirty.
202
SOLUTION
Contact MacDon dealer.
Use recommended oil.
Service air cleaner.
Replace primary fuel filter and if
necessary, replace secondary
fuel filter.
Clean out muffler.
Use proper fuel.
Remove and check thermostat.
See "Engine Overheats".
Contact MacDon dealer.
Contact MacDon dealer.
Remove and check thermostat.
Check coolant level.
Check thermostat.
Check oil level.
Check oil level.
Fill reserve tank to proper level.
Check system for leaks.
Reduce ground speed.
Replace cap.
Replace belt.
Check for obstructions in ducting
from screen to fan shroud.
Check connections to rotor
electric motor.
Clean radiator.
Flush cooling system.
Remove and check thermostat.
Check coolant temperature with
thermometer, replace if
necessary.
Contact MacDon dealer.
Use antifreeze.
Use proper fuel.
Service air cleaner.
Reduce ground speed.
Reset valves.
Contact MacDon dealer.
Check thermostat.
Contact MacDon dealer.
(continued next page)
Issue – June 2008
SECTION
*
7.3.3
7.9.5.1
7.9.6.2
7.9.9
7.3.1
**
*
*
*
7.9.7.1
**
7.9.3
7.13.1
7.9.7.1
6.3.6
7.9.7.2
7.9.10.3
7.9.7.4
7.9.7.5
7.9.7.3
**
7.9.7.2
*
7.9.7.1
7.3.1
7.9.5.1
6.3.6
*
*
**
*
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