MacDon M1240 - Page 508

215916 488 Revision A
Problem Solution
Section
Symptom: Low oil pressure.
Low oil level Add oil.
Adding Engine Oil, page 393
Improper type of oil
Drain and fill crankcase with
proper oil.
5.1.4 Lubricants, Fluids, and System
Capacities, page 328
Worn components
Contact Dealer.
–
Symptom: High oil consumption.
Internal parts worn
Contact Dealer.
–
Crankcase oil too light
Use recommended oil.
5.1.4 Lubricants, Fluids, and System
Capacities, page 328
Oil leaks
Check for leaks around gaskets, seals,
and drain plugs.
5.7.1 Checking Engine Oil Level, page
371
Symptom: Engine runs irregularly or frequently stalls.
Unsteady fuel supply
Change filter on fuel tank vent line.
Replace clogged fuel filter.
5.12.1 Removing and Installing Fuel
Tank Vent Filter, page 411 and 5.11.1
Maintaining Fuel Filters, page 405
Water or dirt in fuel system Drain, flush, and fill fuel system.
5.1.4 Lubricants, Fluids, and System
Capacities, page 328
Low coolant temperature
Remove and check thermostat. Contact Dealer
Air in fuel system
Contact Dealer.
–
Dirty or faulty injectors
Contact Dealer.
–
Symptom: Lack of power.
Incorrect timing
Contact Dealer.
–
Engine oil viscosity too high
Use recommended oil.
5.1.4 Lubricants, Fluids, and System
Capacities, page 328
Intake air restriction Service air cleaner.
Cleaning Primary Air Filter, page 397
Clogged fuel filter
Replace primary fuel filter, and if
necessary, replace secondary
fuel filter.
5.11.1 Maintaining Fuel Filters, page
405
High back pressure Clean out or replace exhaust canisters.
5.10.7 Inspecting Exhaust System,
page 401
Improper type of fuel Use proper fuel. 5.1.3 Fuel Specifications, page 328
High or low engine temperature
Remove and check thermostat. Contact Dealer
Improper valve clearance
Contact Dealer.
–
Faulty injectors
Contact Dealer.
–
Symptom: Engine temperature is below normal.
Defective thermostat Remove and check thermostat.
–
Symptom: Warning alarm sounds.
Engine overheated
Check thermostat. Contact Dealer
Engine overheated
Check coolant level.
5.7.5 Checking Engine Coolant Level,
page 377
Low engine oil pressure
Check oil level.
5.7.1 Checking Engine Oil Level, page
371
Low charge oil pressure
Check oil level.
5.7.3 Checking Hydraulic Oil, page 373
Symptom: Engine overheats.
TROUBLESHOOTING