Briggs & Stratton 40502x50B Parts Manual
![Briggs & Stratton 40502x50B Tractor manual cover](/images/HdDLOnYCcrBKuWtFWzMzaDBH/thumbs/thumb175x175.webp)
To start the tractor, ensure the transmission is in neutral, the parking brake is set, and the blades are disengaged. Turn the ignition key to the start position until the engine starts, then release the key.
Regular maintenance includes checking the oil level before each use, replacing the oil every 50 hours, cleaning or replacing the air filter every 25 hours, and sharpening the blades as needed.
Check the fuel level, battery charge, and spark plug condition. Ensure the fuel valve is open and the choke is in the correct position for starting.
Check for debris blocking the air intake or radiator fins. Ensure the oil level is adequate and the engine is not overloaded. Clean the cooling fins if necessary.
Locate the cutting height adjustment lever, usually found near the driver's seat. Move the lever to the desired height setting, ensuring it locks into place.
Use SAE 30 oil for temperatures above 40°F (4°C) and 10W-30 for varied temperature ranges. Always refer to the owner's manual for specific recommendations.
First, disconnect the spark plug wire. Remove the mower deck following the manual instructions. Loosen the belt guides and replace the belt, ensuring it is routed correctly around the pulleys.
Check for damaged or unbalanced blades, loose bolts, or debris lodged in the mower deck. Tighten any loose parts and replace damaged components as needed.
Regularly maintain the engine by changing the oil, cleaning the air filter, and ensuring the spark plug is in good condition. Avoid overloading the engine and use the correct throttle setting for the task.
It is recommended to use fuel with no more than 10% ethanol (E10). Higher ethanol blends can cause engine damage and are not recommended.