Toro Wheel Horse 520Lxi 73546 Operator's Manual
![Toro Wheel Horse 520Lxi 73546 Tractor manual cover](/images/zrBPBmaEUZRJFyhwdyZSkInr/thumbs/thumb175x175.webp)
Routine maintenance includes checking and replacing the oil, inspecting and cleaning the air filter, sharpening the blades, and checking tire pressure. Refer to the user manual for specific intervals and procedures.
Check the battery connections for corrosion, ensure the fuel tank has fresh fuel, inspect the spark plug for wear, and verify that the safety switches are engaged properly.
Ensure the mower deck is level, sharpen or replace the blades, and check the tire pressure to ensure it is consistent on all wheels.
Use unleaded gasoline with an octane rating of 87 or higher. Avoid using gasoline with more than 10% ethanol content to prevent engine damage.
Run the engine to warm the oil, then turn it off. Remove the oil drain plug and allow the oil to drain completely. Replace the plug and add new oil as per the specifications in the manual.
Stop the tractor and allow the engine to cool. Check the cooling fins for debris, inspect the radiator for leaks, and ensure the coolant level is adequate.
Regular maintenance such as changing the oil, replacing air filters, and maintaining correct tire pressure can improve fuel efficiency. Avoid idling the tractor longer than necessary.
The recommended tire pressure is typically found in the owner’s manual. Generally, it should be around 10-15 PSI for the front tires and 8-12 PSI for the rear tires.
Ensure the tractor is on a flat surface and the engine is off. Raise the mower deck and secure it. Loosen the blade bolts, remove the old blades, and install new ones. Tighten the bolts securely.
Inspect the transmission fluid level and condition. Check for leaks, and ensure that the transmission belt is not worn or damaged. Adjust or replace as necessary.