MacDon M155 Operators Manual User Manual
Page 407
Symptom
Problem
Solution
Section
Improper type of fuel
Consult your fuel supplier, and use
proper type fuel for conditions.
Engine overloaded
Reduce ground speed.
4.3.6 Windrower
Operation, page
111
Clogged or dirty air cleaner
Service air cleaner.
Defective muffler
Check muffler for possible damage
that might create back pressure.
Dirty or faulty injectors
Engine out of time
Engine emits black
or grey exhaust
Air in fuel system
Contact Dealer.
Contact Dealer.
Engine out of time
Contact Dealer.
Contact Dealer.
Improper type of fuel
Consult your fuel supplier, and use
proper type fuel for conditions.
Cool engine
Warm engine up to normal operating
temperature.
Engine emits white
exhaust
Defective thermostat
Remove and check thermostat.
Contact Dealer.
Low battery output
Check battery charge.
Loose or corroded battery
connections
Clean and tighten loose connections.
Maintaining the
Battery, page 327
Move GSL to NEUTRAL.
4.3.6 Windrower
Operation, page
111
Move steering wheel to CENTER
position.
Driving in Reverse
in Cab-Forward
Mode, page 115
Controls not in NEUTRAL
Disengage header.
Engaging and
Disengaging the
Header, page 145
Relay not functioning
Check relay and wire connections.
Main fuse defective/blown
Replace main fuse.
Key power fuse blown
Replace.
5.7.8 Electrical
System, page 326
Key switch worn or terminals
loose
Contact Dealer.
Switch at Interlock not closed
or defective
Adjust switch or replace. Contact your
Dealer.
Contact Dealer.
Starter cranks
slowly or will not
operate
Crankcase oil too high
viscosity
Use recommended oil.
Lubricants, Fluids,
and System
Capacities, page
263
169883
391
Revision A