Murray 387001x00A Parts Manual
![Murray 387001x00A Tractor manual cover](/images/jJShkziqceUfuKIJxLbYHICr/thumbs/thumb175x175.webp)
To change the oil, first run the engine for a few minutes to warm the oil. Turn off the engine and remove the key. Locate the oil drain plug underneath the tractor, place a container to catch the oil, and remove the plug. Once drained, replace the plug, and refill with new oil as per manual specifications.
Use unleaded gasoline with an octane rating of 87 or higher. Avoid using ethanol blends greater than 10% to prevent engine damage.
Check the battery connections and ensure they're tight. Inspect the spark plug for wear and replace if necessary. Ensure the fuel tank has fresh fuel and the fuel filter is not clogged. Also, check the air filter for obstructions.
Ensure that the tire pressure is equal on all sides and that the deck is level. Check the blades for sharpness and replace if they are dull or damaged. Also, clear any debris stuck under the deck.
First, disconnect the spark plug wire. Remove the mower deck and locate the belt. Note the belt routing, then remove the old belt. Install the new belt following the same path, ensuring all pulleys and tensioners are correctly aligned. Reattach the mower deck.
Stop the tractor immediately and let the engine cool down. Check the air intake and cooling fins for debris and clean them. Ensure the engine oil level is adequate and that the oil is in good condition.
Regular maintenance should be performed every 25 hours of operation or at least once per season. This includes changing the oil, checking the air filter, inspecting the spark plug, and lubricating moving parts.
Clean the tractor thoroughly to remove dirt and debris. Drain the fuel tank or add a fuel stabilizer. Change the oil and replace the air filter. Store the tractor in a dry, covered area and disconnect the battery.
Locate the cutting height adjustment lever on the side of the tractor. Move the lever to the desired cutting height position. Ensure the deck is level for an even cut.
Excessive vibration can be caused by unbalanced or damaged blades, loose components, or a damaged drive belt. Check the blades for balance and damage, and inspect all visible bolts and belts for tightness and integrity.