English-63
TROUBLE SHOOTING GUIDE
The engine seems weak.
• Clogged air filter.
• Defective spark plugs.
• Carburetor incorrectly adjusted.
• Air trapped in hydraulic system.
The engine overheats.
• Clogged air intake or cooling fins.
• Engine overloaded.
• Poor ventilation around engine.
• Defective engine speed regulator.
• Soot in the combustion chamber.
• Too little or no oil in the engine.
• Defective spark plugs.
• Pre-ignition incorrect.
• 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.
• Drive 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.
