23
Troubleshooting
PROBLEM
SOLUTION
Mower pulls to the left or to the right.
• Check air pressure in tires and inflate to recommended psi.
• Check the motion control lever adjustments.
Excessive mower vibration.
• Check blade mounting bolts for tightness.
• Check cutting blades for sharpness and straightness. Bent
blades or excessively worn blades may cause vibration.
• Check drive belt for wear, replace if needed.
Drive belt wears out quickly.
• Check belt pulleys, replace if bent or worn.
• Incorrect belt installed. Install correct belt.
Drive belt slips.
• Idler pulley spring broken or unattached. Replace as
necessary.
• Belt excessively worn, replace belt.
Mower does not engage.
• Electrical shortage. Locate and replace damaged wiring.
• Battery voltage too low. Charge battery.
Mower cuts unevenly.
• Check the air pressure in drive tires is 12psi.
• Check that the air pressure in caster tires is 25psi.
• Check deck support lever.
• Check deck leveling (See Deck Leveling, page 16)
• Check blades tip to tip for straightness. Replace damaged or
warped blades as needed.
• Adjust the cutting height for grass that is high, mowing
with the height adjusted higher than normal for a first pass.
Then lower the deck height and mow a second pass.
• Grass is excessively wet. Wait to mow grass when dry.
Mower cuts with streaks of long grass.
• Blades are not sharp.
• Engine speed is too slow. Mow with full throttle.
• Deck is plugged with grass underneath.
Mower cuts leaving bald spots (scalping).
• Deck height is too low.
• Tire pressure is too low or uneven.
Mower cuts with jagged or stepped areas.
• Deck is unlevel. (See Deck Leveling, page 16)
• Blades are damaged or installed improperly.
• Deck is plugged with grass underneath.
