tRoUBLesHootInG
44
Problem
Cause
The engine seems weak.
Clogged air filter.
•
Fouled spark plugs.
•
Carburetor incorrectly adjusted.
•
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.
•
Fouled spark plug.
•
Battery not charging.
Poor contact with battery terminal cable
•
connectors.
The machine moves slowly, unevenly, or not at all.
Parking brake on.
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Hydraulic pump bypass linkage engaged.
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Drive belt for the transmission gears slack or has
•
come off.
Defective hydraulic system.
•
Air in hydraulic system.
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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.
•
Uneven mowing results.
Different air pressure in the tires on 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.
•
The machine vibrates.
Blades are loose.
•
Blades are incorrectly balanced.
•
Engine is loose.
•
Summary of Contents for 966455801
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