Simplicity 1691795 LTH Parts Manual
![Simplicity 1691795 LTH Tractor manual cover](/images/wPrIklHUWrDldzklqjpRwgET/thumbs/thumb175x175.webp)
To change the oil, run the engine for a few minutes to warm it up. Turn off the engine, place a container under the oil drain valve, and open the valve to drain the oil. Replace the oil filter and refill with new oil as per the manufacturer's specification.
Check the battery connections for corrosion and ensure they are tight. Verify that there is fuel in the tank, and the fuel valve is open. Inspect the spark plug for wear and replace if necessary.
Regular maintenance should be performed every 25 hours of operation or at the start of a new season. This includes checking the oil level, air filter, and blade condition.
To adjust the cutting height, locate the height adjustment lever on the side of the tractor. Move the lever to the desired position, ensuring that the deck is level from front to back and side to side.
The recommended tire pressure is typically listed in the operator's manual. For most models, it is around 10-14 PSI for the front tires and 8-10 PSI for the rear tires. Always check the manual for specific recommendations.
To replace the blades, first ensure the tractor is turned off and the key is removed. Raise the mower deck to its highest position, then secure it with blocks. Use a wrench to remove the blade bolt, replace the blade, and tighten the bolt securely.
Excessive vibration may be caused by uneven tire pressure, unbalanced or damaged blades, or loose components. Check each of these areas and address any issues found.
Ensure the cooling fins are clean and not obstructed. Check the engine oil level and quality, and ensure the air filter is clean. If the issue persists, consult the manual or a professional technician.
Clean the tractor thoroughly, change the oil, and fill the gas tank with fuel stabilizer. Remove the battery and store it in a cool, dry place. Cover the tractor to protect it from dust and moisture.
Inspect the drive belt for wear and proper tension. If it is worn or damaged, replace it. Adjust the tension according to the manufacturer's instructions to ensure proper operation.