Gravely Pro-QXT 985910 2016 Parts Manual

Ensure the tractor is on a flat surface, engage the parking brake, set the throttle to the 'start' position, and turn the ignition key to start the engine.
Regularly check and change the oil, inspect the air filter, check tire pressure, and lubricate all moving parts as specified in the user manual.
Check the battery connections, ensure there is fuel, inspect the spark plug, and verify that all safety switches are engaged properly.
Stop the tractor immediately, allow it to cool down, check coolant levels and inspect the radiator for blockages or leaks.
Drain the old oil by removing the drain plug, replace the oil filter, and refill with the recommended oil type and quantity according to the manual.
Refer to the user manual for specific tire pressure recommendations, typically around 12-15 PSI, depending on the tire type.
Clean the tractor thoroughly, change the oil, add a fuel stabilizer, and store it in a dry place covered to protect from dust and moisture.
Check the transmission fluid level and condition, and inspect for any signs of leaks or worn belts that may need replacement.
Adjust the cutting height by using the height adjustment lever located near the mower deck, ensuring it's set evenly on both sides.
Regularly inspect belts, blades, and tires for wear, check all fluid levels, and ensure all nuts and bolts are tightened to avoid operational issues.