Poulan Pro 968999302 Operator's Manual page 60

Uneven mowing results.
The machine vibrates.
58
English-
TROUBLE SHOOTING GUIDE
• Different air pressure in the tires on the left and
right sides.
• Bent blades.
• The suspending for the mower deck
is uneven.
• The blades are blunt.
• Driving speed too high.
• The grass is too long.
• Grass collected under the mower deck.
• The blades are loose.
• The blades are incorrectly balanced.
• The engine is loose.