TROUBLESHOOTING GUIDE
56
Problem
Cause
Engine overheats
•
Clogged debris screen or radiator fins
•
Engine overloaded
•
Electric fan not functioning
•
Poor ventilation around engine
•
Blown fuse for electric fan
•
Defective engine speed regulator
•
Engine alternator belt damage (broke or slipping)
•
Too little or no oil in the engine
•
Low coolant
Battery not charging
•
Poor contact with battery terminal cable connectors
•
Charging lead is disconnected
•
Alternator not charging
Machine moves slowly, unevenly,
or not at all
•
Parking brake on
•
Bypass valve on pump open
•
Drive belt for the transmission gears is slack or has come off
•
Air in hydraulic system
Mower deck not engaging
•
Drive belt for the mower deck has come loose
•
Contact for the electromagnetic coupling has loosened
•
Blade switch is faulty or has come loose from the cable contact
•
Fuse has blown
•
Low oil pressure, high water temperature
Hydraulic drive leaks oil
•
Damaged seals, housing, or gaskets
•
Air trapped in hydraulic system
Uneven mowing results
•
Unequal tire pressure on the left and right sides
•
Bent blades
•
Suspension for the mower deck is uneven
•
Blades are dull
•
Driving speed too high
•
Grass is too long
•
Grass collected under the mower deck
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