Simplicity 1692456 SunStar Parts Manual

Ensure the transmission is in neutral, engage the parking brake, set the throttle to the half position, and turn the ignition key to start the engine.
It is recommended to change the oil every 50 hours of operation or at the beginning of each season, whichever comes first.
Use regular unleaded gasoline with an octane rating of 87 or higher. Avoid using ethanol blends above E10.
Check the battery for charge, ensure fuel is reaching the engine, and inspect the spark plugs. If problems persist, consult a professional technician.
The recommended tire pressure is typically 15 psi for the front tires and 12 psi for the rear tires, but always refer to the manual for specific guidelines.
Regularly check and sharpen the blades, clean the underside of the deck to prevent grass build-up, and ensure the deck is level.
Inspect the drive belts for wear or damage, check the transmission fluid level, and ensure the linkage is adjusted correctly.
Keep the battery terminals clean and tight, check the electrolyte level if applicable, and charge the battery during long periods of inactivity.
Clean the tractor, change the oil, add a fuel stabilizer, remove the battery, and store the tractor in a dry place. Cover it to protect from dust and moisture.
Use the height adjustment lever located near the seat to set the desired cutting height. Ensure the deck is level after adjustment.