Murray 30560x51B Parts Manual

Ensure the tractor is in neutral, engage the parking brake, and turn the ignition key to start the engine.
Use SAE 30 oil for general operation; consult the manual for specific conditions and temperatures.
Check the battery charge, ensure the fuel valve is open, and inspect the spark plug for wear or damage.
Disconnect the spark plug, remove the blade bolt, replace the blade, and securely tighten the bolt.
Maintain the front tires at 14 psi and the rear tires at 10 psi for optimal performance.
Perform maintenance every 25 hours of use or at the beginning of each mowing season.
Turn off the engine, check the coolant level, and ensure that the cooling fins are clean and unobstructed.
Remove the deck, release tension from the belt, remove the old belt, and install the new belt following the belt routing guide.
Clean the tractor, change the oil, add fuel stabilizer, remove the battery, and store it in a dry place.
Ensure blades are sharp, adjust the deck height properly, and mow at the correct speed for optimal cutting performance.