Simplicity 1691017 SunStar Parts Manual
![Simplicity 1691017 SunStar Tractor manual cover](/images/oeGIqpvrwnMrfNtCjryRFfkb/thumbs/thumb175x175.webp)
To change the oil, first ensure the tractor is on a level surface. Remove the oil drain plug and allow the old oil to completely drain. Replace the drain plug, and refill with the recommended oil type and amount as specified in the manual.
The recommended transmission fluid for the Simplicity 1691017 SunStar Tractor is a high-quality hydraulic/transmission fluid. Refer to the owner's manual for specific brands and specifications.
Check the battery connections for corrosion and ensure they are tight. Verify that the fuel tank has fuel and that the fuel valve is open. Inspect the spark plugs and replace if necessary. Also, check the starter solenoid and ignition switch for faults.
To winterize, clean the tractor thoroughly, change the oil, and lubricate moving parts. Drain the fuel system or use a fuel stabilizer. Store the battery in a warm place and keep the tractor covered in a dry location.
The air filter should be inspected every 25 hours of operation and replaced every 100 hours or annually, whichever comes first, to ensure optimal engine performance.
Check if the mower blades are dull or damaged and sharpen or replace them if needed. Ensure the deck is level from side to side and adjust if necessary. Also, inspect for any obstructions or buildup under the deck.
To adjust the drive belt tension, locate the tensioning mechanism on the tractor. Loosen the lock nut, adjust the tensioner to achieve appropriate belt tension, then retighten the lock nut. Ensure the belt is not too tight or too loose.
Refer to the tire sidewall or the owner's manual for the recommended tire pressure. Generally, front tires should be inflated to about 14 psi and rear tires to about 12 psi. Adjust as needed based on load and terrain.
Maintain your tractor by regularly changing the oil, air filter, and spark plugs. Keep tires properly inflated and use the recommended fuel grade. Operate at optimal speeds and avoid idling for long periods.
After every 50 hours, check and clean the air filter, inspect the blades, and lubricate pivot points. Also, check the tire pressure and inspect the belts for wear and proper tension.