Troy-Bilt Bronco - User Manual

Questions and Answers

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Tyler BurnsNov 23, 2025
Why Troy-Bilt Lawn Mower engine fails to start?
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  Christy HessNov 23, 2025
  Your Troy-Bilt Lawn Mower engine may fail to start due to several reasons: * The PTO/Blade might be engaged: Disengage it by placing the PTO lever in the OFF position. * The spark plug wire could be disconnected: Connect the wire to the spark plug. * The fuel tank might be empty or contain stale fuel: Fill the tank with clean, fresh gasoline (less than 30 days old). * The choke might not be activated: Put the throttle/choke control in the CHOKE position. * The spark plug may be faulty: Clean, adjust the gap, or replace the plug. * The fuel line could be blocked: Clean the fuel line and replace the fuel filter. * The engine might be flooded: Crank the engine with the throttle in the FAST position. * The parking brake might not be engaged: Engage the parking brake. * The ...
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stephenstylerAug 25, 2025
What to do if Troy-Bilt Lawn Mower engine idles rough?
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  Marcia HarrisAug 26, 2025
  If your Troy-Bilt Lawn Mower engine idles roughly, consider the following: * The spark plug might be fouled, faulty, or have a gap that's too wide: Replace the spark plug and set the plug gap. * The air cleaner might be dirty: Replace the air cleaner element and/or clean the pre-cleaner, if your mower is equipped with one.
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Shawn JamesAug 27, 2025
Why is my Troy-Bilt Bronco Tiller engine running poorly?
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  Mary HughesAug 27, 2025
  If your Troy-Bilt Tiller engine is running poorly, it could be due to several reasons: * Stale gasoline: Replace it with fresh gasoline. * A defective or incorrectly gapped spark plug. For solutions for this cause, please consult the Engine Manual. * Dirty air filter(s). For solutions for this cause, please consult the Engine Manual. * Engine cooling system clogged. For solutions for this cause, please consult the Engine Manual. For the following causes, please consult an Engine Service Dealer: carburetor out of adjustment, or dirt/water in fuel tank.
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Cynthia WoodAug 27, 2025
What to do if wheels/tines will not turn on Troy-Bilt Bronco?
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  Margaret MirandaAug 27, 2025
  If the wheels or tines on your Troy-Bilt Tiller won't turn, consider the following: * You might be using the controls improperly. Review the Operation section. * The drive belts may be worn, broken, or misadjusted. Replace or adjust the belts. * A bolt may be loose in the transmission pulley. Tighten the bolt. * Internal transmission wear or damage may have occurred. Contact a local dealer or the factory.
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Mikayla SmithAug 28, 2025
What to do if tines turn, but wheels don’t on Troy-Bilt Tiller?
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  Melissa FranklinAug 28, 2025
  If the tines on your Troy-Bilt Tiller turn, but the wheels don’t, check these: * The wheel drive pins may not be properly inserted. Insert the drive pins properly. * A bolt may be loose in the transmission pulley. Tighten the bolt. * Internal transmission wear or damage may have occurred. Contact a local dealer or the factory.
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rwashingtonSep 15, 2025
Why Troy-Bilt Lawn Mower engine hesitates at high RPM?
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  Christina WilsonSep 15, 2025
  If your Troy-Bilt Lawn Mower engine hesitates at high RPM, it might be due to the spark plug gap being too close. Remove the spark plug and reset the gap.
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Darius BrooksSep 13, 2025
What causes excessive vibration in Troy-Bilt Lawn Mower?
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  Jessica VargasSep 13, 2025
  Excessive vibration in your Troy-Bilt Lawn Mower can be caused by: * A cutting blade that is loose or unbalanced: Tighten the blade and spindle, and balance the blade. * A damaged or bent cutting blade: Replace the blade.
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Justin DavisSep 14, 2025
Why Troy-Bilt Lawn Mower has uneven cut?
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  Tanya BrownSep 14, 2025
  An uneven cut with your Troy-Bilt Lawn Mower can result from: * The deck not being leveled properly: Perform a side-to-side deck adjustment. * A dull blade: Sharpen or replace the blade. * Uneven tire pressure: Check the tire pressure in all four tires.
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Larry SnowSep 6, 2025
Why Troy-Bilt Bronco wheels turn, but tines Don’t?
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  Megan HardingSep 6, 2025
  If the wheels on your Troy-Bilt Tiller turn, but the tines don't, it could be due to missing tine holder mounting hardware, a bolt loose in the transmission pulley, or internal transmission wear or damage. Replace the missing hardware and tighten the bolt. For internal transmission issues, contact your local dealer or the factory.
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Raymond JohnsonSep 3, 2025
Why Troy-Bilt Tiller wheels or tines will not turn?
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  Jessica BrownSep 3, 2025
  If the wheels or tines on your Troy-Bilt Tiller won't turn, it could be due to improper use of controls, worn, broken, or misadjusted drive belts, a loose bolt in the transmission pulley, or internal transmission wear or damage. Review the Operation section. Also you can tighten the bolt, replace or adjust belts. For internal transmission issues, contact your local dealer or the factory.

Summary

Safe Operation Practices

General Operation

Instructions for safe operation of the machine and general precautions.

Slope Operation

Guidelines and warnings for operating the tractor on slopes.

Assembly & Set-Up

Connecting the Battery Cables

Controls & Features

Operation

Safety Interlock Switches

Starting and Stopping the Engine

Procedures for safely starting and stopping the tractor engine.

Driving and Slope Operation

Instructions for driving the tractor, including safe operation on slopes.

Mowing Procedures

Tips and safety advice for effective and safe mowing operations.

Maintenance & Adjustments

Engine Maintenance

Procedures for changing engine oil, servicing air cleaner, and spark plug.

Battery and Charging

Adjustments

Procedures for adjusting the tractor, including deck leveling and parking brake.

Service

Cutting Deck Service

Procedures for removing the cutting deck and changing its belt.

Component Service

Drive Belt Service

Troubleshooting

Warranty Information

Limited Manufacturers Warranty

Outlines the manufacturer's limited warranty terms for the Troy-Bilt product.