Murray 461001x68A Parts Manual
![Murray 461001x68A Tractor manual cover](/images/wABICUHOidSQpBfDdHGHWJHE/thumbs/thumb175x175.webp)
To change the oil, first run the engine for a few minutes to warm it up, then turn off the engine. Place an oil pan underneath the tractor, remove the oil drain plug, and allow the old oil to fully drain. Replace the drain plug, remove the old oil filter, and install a new one. Finally, refill with the recommended oil type up to the specified level.
If the tractor won't start, check the battery for charge and connections for corrosion. Ensure the fuel tank has fresh gasoline and the fuel line isn't clogged. Verify the spark plug is in good condition and replace if necessary. Check the seat switch and other safety features to ensure they are engaged properly.
To sharpen the blades, first disconnect the spark plug wire for safety. Tilt the tractor and secure it. Use a wrench to remove the blade bolt and detach the blade. Use a file or grinder to sharpen the blade edges, ensuring even sharpening. Reinstall the blade securely and reconnect the spark plug wire.
Regular maintenance includes checking and changing the oil, replacing the air filter, inspecting the spark plug, sharpening the blades, checking tire pressure, and cleaning the deck. Follow the manufacturer's schedule in the manual for detailed intervals.
Park the tractor on a flat surface and measure the height from the ground to the blade tips on each side. Adjust the deck lift links on either side of the tractor to ensure both sides are even, typically using a wrench. Refer to the manual for specific instructions related to your model.
An overheating engine can result from a clogged air filter, low oil levels, or debris blocking the cooling fins. Clean or replace the air filter, check and top up the oil level, and clear any debris from the engine area. Ensure the cooling system is functioning properly.
Ensure the blades are sharp and balanced, the deck is clean of grass clippings, and the engine is running at full throttle. Proper tire pressure and a level deck also contribute to optimal cutting performance. Regular maintenance will keep the tractor in good condition.
Excessive vibration can be caused by unbalanced or damaged blades, loose parts, or engine issues. Check and balance the blades, tighten any loose bolts or components, and inspect the engine mounts. If the issue persists, consult a professional.
Turn off the engine and disconnect the spark plug wire. Remove the mower deck and note the belt routing. Remove the old belt from pulleys and install the new belt following the same routing. Reattach the deck and ensure the belt tension is correct.
Use regular unleaded gasoline with a minimum octane rating of 87. Avoid using gasoline with more than 10% ethanol, as it can cause engine damage and poor performance. Fresh fuel is recommended to prevent starting issues.