Simplicity 1690647 7117 Parts Manual

To change the oil, first warm the engine slightly. Turn off the engine and remove the oil drain plug. Allow the oil to fully drain into a suitable container. Replace the drain plug and refill with new oil as per the manufacturer's specifications.
Check the battery connections to ensure they are clean and tight. Verify that the fuel tank has fuel and that the fuel valve is open. Inspect the spark plug for wear or damage and replace if necessary.
Sharpen the mower blades every 20-25 hours of use, or more frequently if mowing in rough or sandy conditions. Always balance the blades after sharpening to prevent vibration.
Consult the owner's manual for specific tire pressure recommendations, but typically the front tires should be inflated to 14 psi and the rear tires to 10 psi.
Uneven cutting may be caused by a misaligned mower deck. Check and adjust the deck leveling. Also, ensure the blades are sharp and properly installed.
Before storing, clean the tractor thoroughly, change the oil, and add a fuel stabilizer to the fuel tank. Remove the battery and store it in a cool, dry place.
Locate the air filter housing on the engine. Remove the cover and take out the old air filter. Install a new air filter and replace the cover. Ensure it's sealed properly.
Excessive vibration can be caused by unbalanced blades, loose components, or worn belt drive systems. Inspect and balance the blades, tighten any loose parts, and check belt tension and condition.
To adjust the cutting height, use the height adjustment lever located near the driver's seat. Move the lever to the desired position to raise or lower the mower deck.
Ensure the tractor is on a level surface and the engine is off. Locate the hydraulic fluid reservoir, remove the dipstick, wipe it clean, then reinsert and remove it to check the fluid level. Add fluid as necessary using the type recommended by the manufacturer.