MacDon M1170 Operator's Manual page 421

Problem
Symptom: Warning alarm sounds.
Engine overheated
Engine overheated
Low engine oil pressure
Low charge oil pressure
Symptom: Engine overheats.
Low coolant level
Water only for coolant
Engine overloaded
Defective radiator cap
Dirty radiator screen
Dirty radiator core
Cooling system dirty
Defective thermostat
Defective temperature gauge
or sender
Defective water pump
Symptom: High fuel consumption.
Clogged or dirty air cleaner
Engine overloaded
Improper valve clearance
Engine out of time
Dirty injector nozzles
Low engine temperature
Improper type of fuel
214733
TROUBLESHOOTING
Solution
Check thermostat.
Check coolant level.
Check oil level.
Check oil level.
Fill reserve tank to proper level. Check
system for leaks.
Replace with antifreeze.
Reduce ground speed.
Replace cap.
Clean screen.
Clean radiator.
Flush cooling system.
Remove and check thermostat.
Check coolant temperature with
thermometer. Replace gauge if
necessary.
Contact Dealer.
Service air cleaner.
Reduce ground speed.
Contact Dealer.
Contact Dealer.
Contact Dealer.
Check thermostat.
Use proper fuel.
405
Section
Contact Dealer
5.7.5 Checking Engine Coolant Level,
page 294
5.7.1 Checking Engine Oil Level, page
287
5.7.3 Checking Hydraulic Oil, page 290
Adding Coolant, page 337
Adding Coolant, page 337
Driving Forward in Cab-Forward Mode,
page 126
Inspecting Pressurized Coolant Tank
Cap, page 264
5.9.2 Cleaning Cooler Module, page
305
5.9.2 Cleaning Cooler Module, page
305
5.13.1 Changing Engine Coolant, page
335
Contact Dealer
Contact Dealer
Contact Dealer
Cleaning Primary Air Filter, page 316
Driving Forward in Cab-Forward Mode,
page 126
Contact Dealer
Contact Dealer
Contact Dealer
Contact Dealer
5.1.2 Fuel Specifications, page 248
Revision A