Murray 387003x8A Parts Manual
![Murray 387003x8A Tractor manual cover](/images/KvWSNLMcvhnNDgmvHRRqnTlr/thumbs/thumb175x175.webp)
To start the Murray 387003x8A Tractor, ensure the parking brake is engaged, set the throttle to the choke position if the engine is cold, turn the ignition key to the start position, and release it once the engine starts.
Use SAE 30 oil for general use in temperatures above 40°F (4°C). If operating in colder temperatures, use SAE 5W-30 for better starting and lubrication.
Change the oil after the first 5 hours of operation, and then every 50 hours or at least once per mowing season.
Check the battery for charge, ensure the fuel tank has fresh gasoline, inspect the spark plug for wear or damage, and verify that the safety switches are engaged.
To adjust the cutting height, locate the height adjustment lever on the mower deck and move it to the desired position. Ensure the tractor is on a flat surface before making adjustments.
The recommended tire pressure for the front tires is 14 psi and for the rear tires is 10 psi. Regularly check and maintain the tire pressure for optimal performance.
Ensure the tractor is off and parked on a flat surface. Remove the spark plug wire for safety, then lift the mower deck and use a wrench to remove the blade bolt. Replace with a new blade and tighten securely.
Excessive vibration can be caused by an unbalanced or damaged blade, loose components, or debris caught in the mower deck. Inspect these areas and address any issues found.
Ensure the mower deck is level and the blades are sharp. Adjust the deck height as needed and replace or sharpen the blades if they appear dull or damaged.
Keep the battery terminals clean and free of corrosion. Charge the battery before storing the tractor for an extended period and check the charge regularly. Replace the battery if it no longer holds a charge.