English-63
TROUBLESHOOTING GUIDE
The engine overheats. • Clogged air intake or cooling ns.
• Engine overloaded.
• Poor ventilation around engine.
• Defective engine speed regulator.
• Soot in the combustion chamber.
• Too little or no oil in the engine.
• Fouled spark plugs.
• Air trapped in hydraulic system.
Battery not charging. • Poor contact with battery terminal cable connectors.
The machine moves slowly, unevenly, or not at all.
• Parking brake on.
• Bypass valve on pump open.
• Belt for the transmission gears slack or has come off.
• Air trapped in hydraulic system.
Mower deck not engaging. • Drive belt for the mower deck has come loose.
• Contact for the electromagnetic coupling has loosened.
• The blade switch is faulty or has come loose, from the
cable contact.
• The fuse has blown.
Transaxle leaks oil. • Damaged seals, housing, or gaskets.
• Air trapped in hydraulic system.
Problem Cause
Uneven mowing results. • Different air pressure in the tires on the left and right sides.
• Bent blades.
• The suspending for the mower deck is uneven.
• The chain xture has come loose.
• The blades are dull.
• Driving speed too high.
• The grass is too long.
• Grass collected under the mower deck.
The machine vibrates. • The blades are loose.
• The blades are incorrectly balanced.
• The engine is loose.