MacDon M1170NT5 Operator's Manual page 404

Problem
Symptom: Low oil pressure.
Low oil level
Improper type of oil
Worn components
Symptom: High oil consumption.
Internal parts worn
Crankcase oil too light
Oil leaks
Symptom: Engine runs irregularly or frequently stalls.
Unsteady fuel supply
Water or dirt in fuel system
Low coolant temperature
Air in fuel system
Dirty or faulty injectors
Symptom: Lack of power.
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
Symptom: Engine temperature is below normal.
Defective thermostat
Symptom: Warning alarm sounds.
Engine overheated
Engine overheated
Low engine oil pressure
Low charge oil pressure
215922
TROUBLESHOOTING
Solution
Add oil.
Drain and fill crankcase with
proper oil.
Contact Dealer.
Contact Dealer.
Use recommended oil.
Check for leaks around gaskets, seals,
and drain plugs.
Change filter on fuel tank vent line.
Replace clogged fuel filter.
Drain, flush, and fill fuel system.
Remove and check thermostat.
Contact Dealer.
Contact Dealer.
Contact Dealer.
Use recommended oil.
Service air cleaner.
Replace primary fuel filter, and if
necessary, replace secondary
fuel filter.
Clean out or replace exhaust canisters.
Use proper fuel.
Remove and check thermostat.
Contact Dealer.
Contact Dealer.
Remove and check thermostat.
Check thermostat.
Check coolant level.
Check oil level.
Check oil level.
384
Section
Adding Engine Oil, page 290
5.1.4 Lubricants, Fluids, and System
Capacities, page 232
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5.1.4 Lubricants, Fluids, and System
Capacities, page 232
5.7.1 Checking Engine Oil Level, page
270
5.12.1 Removing and Installing Fuel
Tank Vent Filter, page 306
Maintaining Fuel Filters, page 300
5.1.4 Lubricants, Fluids, and System
Capacities, page 232
Contact Dealer
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–
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5.1.4 Lubricants, Fluids, and System
Capacities, page 232
Cleaning Primary Air Filter, page 294
5.11.1 Maintaining Fuel Filters, page
300
5.10.5 Inspecting Exhaust System,
page 297
5.1.3 Fuel Specifications, page 232
Contact Dealer
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Contact Dealer
5.7.5 Checking Engine Coolant Level,
page 274
5.7.1 Checking Engine Oil Level, page
270
5.7.3 Checking Hydraulic Oil, page 272
and 5.11.1
Revision A