Simplicity 1690118 Operator's Manual
![Simplicity 1690118 Tractor manual cover](/images/aLHlciowzBAVTTLZaHGIqWpT/thumbs/thumb175x175.webp)
To change the oil, first run the engine for a few minutes to warm it up. Turn off the engine and place a pan under the oil drain plug. Remove the plug and allow the oil to drain completely. Replace the plug, remove the oil filter, and install a new one. Fill the engine with new oil as specified in the manual.
Check the battery connections to ensure they are clean and tight. Verify that the fuel tank has enough fuel and the fuel valve is open. Inspect the spark plug for wear or damage, and replace it if necessary. Also, make sure the safety switches are engaged properly.
Sharpen the mower blades at least once per mowing season or after every 20-25 hours of use. Dull blades can tear grass, leading to lawn damage. Always balance the blades after sharpening to prevent excessive vibration.
Refer to the tractor's manual for the recommended tire pressure, typically around 10-15 psi for the front tires and 5-10 psi for the rear tires. Proper tire pressure ensures optimal traction and prolongs tire life.
Check if the mower deck is level. Adjust the deck height using the lift lever and ensure the blades are sharp. Inspect for bent blades or damaged spindles and replace if necessary. Also, remove any debris buildup under the deck.
Perform regular maintenance such as changing the oil and filter every 50 hours, checking tire pressure monthly, cleaning the air filter every 25 hours, and lubricating all moving parts each season. Follow the manufacturer's manual for detailed guidelines.
Excessive vibration can be caused by unbalanced blades, worn bearings, or damaged pulleys. Check the blades for balance, inspect the bearings for wear, and replace any faulty parts. Ensure all mounting bolts are tight.
Remove the air filter cover and take out the filter. If it's a foam filter, wash it with mild soap and water, then let it dry and apply a few drops of oil before reinstalling. Replace paper filters if they appear dirty or clogged.
Check the transmission fluid level and top it up if necessary. Inspect for leaks and ensure that the drive belt is properly tensioned and in good condition. If problems persist, consult a professional mechanic.
To winterize the tractor, drain the fuel or add a fuel stabilizer. Change the oil and filter, clean the mower deck, and inspect for any needed repairs. Store the tractor in a dry place and disconnect the battery to prevent discharge.