Murray 403017x58A Parts Manual
![Murray 403017x58A Tractor manual cover](/images/BVgqIFqAPoTwIqJzdkMnFozs/thumbs/thumb175x175.webp)
To change the oil, first, ensure the tractor is on a level surface. Remove the oil fill cap and use an oil drain pan to catch the old oil. Unscrew the oil drain plug located under the engine. Once all oil has drained, replace the drain plug and refill with the recommended oil type. Check the oil level with the dipstick and top up if necessary.
If your tractor won't start, check the battery connections for corrosion and ensure they are tight. Verify that the fuel tank has gasoline and the fuel shutoff valve is open. Inspect the spark plug for wear and replace if necessary. Ensure the PTO is disengaged and the brake is fully pressed during startup.
Uneven cutting can be resolved by checking the tire pressures to ensure they are equal on all sides. Inspect the mower deck to confirm it is level. Sharpen the blades if they are dull or replace them if they are damaged. Ensure no debris is stuck around the blades or under the deck.
Before storing for winter, clean the mower deck and remove any grass clippings. Change the oil and replace the air filter. Add a fuel stabilizer to the tank to prevent fuel degradation. Disconnect the battery and store it in a cool, dry place. Cover the tractor to protect it from dust and moisture.
To adjust the mower deck height, locate the height adjustment lever on the tractor. Move the lever to the desired cutting height position. Ensure both sides of the deck are at an equal height by measuring from the ground to the blade tip on each side. Adjust if necessary using the adjustment nuts on the deck.
Excessive vibration may be caused by an unbalanced or damaged blade. Check the blades for bends or damage and replace if needed. Inspect the blade shaft and bearings for wear. Ensure all bolts and connections are tight and that the engine is securely mounted.
If the transmission slips, check the drive belts for wear and tension. Replace any worn or broken belts. Ensure the transmission fluid is at the correct level and top it off if necessary. Inspect the linkage for proper adjustment and operation.
Mower blades should be sharpened at least once a season or every 25 hours of use to ensure optimal cutting performance. Inspect the blades regularly for nicks or dullness and sharpen as needed. Always balance the blades after sharpening to avoid vibration.
Use unleaded gasoline with an octane rating of 87 or higher. Avoid using gasoline with more than 10% ethanol content, as it can damage the engine. Ensure the fuel is fresh, and add a stabilizer if the tractor will be stored for long periods.
To replace the air filter, locate the air filter housing on the engine. Remove the cover and take out the old filter. Clean the housing of any debris before installing the new filter. Ensure the new filter is seated properly and replace the cover securely.