Murray 46900B Parts Manual
![Murray 46900B Tractor manual cover](/images/JXjBmgUAfDBQmZzMtWSCPFzS/thumbs/thumb175x175.webp)
To change the oil, first warm up the engine to ensure the oil drains out smoothly. Turn off the engine and disconnect the spark plug wire. Place an oil pan under the drain plug, remove the plug, and allow the old oil to drain completely. Replace the drain plug securely and refill with the recommended oil type and capacity as per the user manual.
Check the battery connections for tightness and corrosion. Ensure the fuel tank has fresh fuel and the fuel valve is open. Inspect the spark plug for wear and replace if necessary. Verify that the air filter is clean and not clogged. If the tractor still doesn't start, consult the user manual for additional troubleshooting steps.
Regularly check the blades for sharpness and damage. To sharpen, remove the blades and use a file or grinder, maintaining the original angle. Balance the blades before reinstalling to prevent excess vibration. Replace any blades that are bent or excessively worn.
Refer to the user manual for the recommended tire pressure, which is typically around 10-14 psi for the front tires and 8-10 psi for the rear tires. Always check and adjust the pressure when the tires are cold.
Clean the tractor thoroughly, removing dirt and debris. Drain the fuel or add a fuel stabilizer to prevent degradation. Disconnect the battery and store it in a cool, dry place. Cover the tractor to protect it from dust and moisture.
Ensure the cooling fins and air intake screens are clean and unobstructed. Check the engine oil level and top off if necessary. Make sure the engine is not overworked by mowing in extreme conditions. If the problem persists, consult a professional technician.
Regularly change the oil and oil filter, clean or replace the air filter, and inspect the spark plug. Check the blades for sharpness, examine belts and replace if worn. Lubricate all moving parts according to the maintenance schedule in the user manual.
Locate the height adjustment lever on the mower deck. Move the lever to raise or lower the cutting height to your desired setting. Ensure the deck is level for an even cut across your lawn.
Check if the blades are balanced and securely fastened. Inspect the belts for wear or damage and replace if necessary. Ensure the engine mounting bolts are tight. If the issue persists, consult a professional technician.
First, disconnect the spark plug wire for safety. Remove the mower deck according to the manual. Take off the belt covers and release the tension on the belt. Remove the old belt and install the new one, ensuring it is properly seated on all pulleys. Reassemble the components and test the tractor.