MacDon M155 - Page 446

TROUBLESHOOTING
Symptom
Problem
Solution Section
Engine out of t
ime
Contact Deale
r.
Contact Deale
r
Insufficient o il
Add oil.
Adding Engine Oil,
page 337
Low or high co
olant
temperature
Contact Deale r. Contact Dealer
Engine knock
s
Improper fuel Use proper fuel.
8.2.2 Fuel
Specifications,
page 465
Low oil level Add oil.
Adding Eng
ine Oil,
page 337
Improper type of oil Drain and fill crankcase with proper oil.
8.2.3 Lubricants,
Fluids, and System
Capacities, pa ge
466
Low oil pressure
Worn components
Interna
lpartsworn
Contact Deale r. Contact Dealer
Crankcase oil too light
Use recommended oil.
8.2.3 Lubricants,
Fluids, and System
Capacities, pa ge
466
High oil
consumption
Oil le
aks
Check
for leaks aroun d gaskets,
seals
, and drain plugs.
Check
ing Engine
Oil Le
vel, page
335
Unsteady fuel supply
Change filter on fuel tank vent line.
Replace c logged fuel filter.
Replacing Fuel
Tank Vent Filter,
page 345 and Fuel
System, page 345
Waterordirtinfuelsystem Drain,flush, and fill fuel sy stem.
8.2.3 Lubricants,
Fluids, and System
Capacities, pa ge
466
Low
coolant temperature
Rem
ove and check thermostat.
Air in fuel s yst em
Engine runs
irregularly or stalls
frequently
Dirty or faulty injectors
Contact Deale r.
Contact Dealer
147649 430 Revision A