Murray 38706A Parts Manual
![Murray 38706A Tractor manual cover](/images/iZXxCVKDOSwFBRViwsVwvnBM/thumbs/thumb175x175.webp)
To change the oil, first ensure the tractor is on a level surface. Remove the oil fill cap, place a pan under the engine, and remove the oil drain plug. Allow the oil to drain completely, replace the plug, and fill with new oil as specified in the manual.
Check the battery connections for corrosion and ensure they are tight. Ensure there's enough fuel in the tank, and inspect the spark plug for wear or damage. Replace the spark plug if necessary.
Locate the height adjustment lever on the side of the tractor. Move it to the desired position to set the cutting height. Ensure that both sides are adjusted equally for an even cut.
Use unleaded gasoline with an octane rating of 87 or higher. Avoid using gasoline with more than 10% ethanol to prevent engine damage.
Turn off the engine and disconnect the spark plug. Tilt the mower deck to access the blades. Use a wrench to remove the blade bolts, replace the blades, and securely tighten the bolts.
Excessive vibration may be caused by unbalanced or damaged blades. Inspect the blades for damage and balance them if necessary. Check for loose parts or debris in the deck area.
Regular maintenance should be performed every 25 hours of operation or at the beginning of each season. This includes checking the oil, air filter, spark plug, and blades.
Clean the tractor thoroughly, change the oil, and fill the tank with fuel stabilizer. Remove the battery and store it in a cool, dry place. Cover the tractor to protect it from dust and moisture.
Ensure the tire pressure is equal on all sides. Check if the blades are sharp and properly aligned. Adjust the deck height and ensure the mower deck is level.
Potential causes include clogged air filters, dirty fuel filters, or a dull blade. Check the engine for any obstructions, ensure the filters are clean, and sharpen or replace the blade if necessary.