Not for
Reproduction
36
ferrismowers.com
Troubleshooting
Engine overheats
•
Clean
cooling
fi
ns.
•
Clean engine cooling air intake screen.
•
Low oil level.
•
Do not operate at slow idle. Operate at faster idle.
•
Plugged engine air intake
fi
lter.
Engine lacks power
•
Reduce
load.
•
Plugged engine air intake
fi
lter.
•
Plugged
fuel
fi
lter.
•
Improper type of fuel. Drain tank and
fi
ll with correct
fuel.
•
Clean
cooling
fi
ns to help prevent overheating.
•
Replace spark plugs.
Engine back
fi
res through muf
fl
er
•
Throttle lever should be at low idle for thirty seconds
before turning off machine.
High fuel consumption
•
Improper type of fuel.
•
Plugged air intake system.
•
Improper valve clearance. Contact your authorized
service center.
•
Restricted air intake
fi
lter.
Other symptoms
•
Refer to engine manufacturer’s owner’s manual
provided with your machine for additional informa-
tion.
Electrical System
Starter will not work
•
Blown
fuse.
•
Park brake not engaged or switch is faulty.
•
Loose or corroded battery connections.
•
Motion controls not in NEUTRAL or neutral safety
switches faulty.
•
Key switch, starter relay or starter faulty. Contact
your authorized service center.
Battery will not charge
•
Loose or corroded connections.
•
Defective
battery.
•
Defective
recti
fi
er.
•
Contact your authorized service center.
Starter turns slowly
•
Loose or corroded battery connections.
•
Defective
battery.
•
Low battery - charge battery.
•
Engine oil viscosity too heavy.
Hydraulics
Steering
•
Improper tire in
fl
ation.
•
Pump free-wheel valve(s) partially open.
•
Hydrostatic transmission oil level low.
•
Pump drive belt loose or broken.
•
Hydraulic pump or wheel motor faulty.
