Simplicity 1690433 7018H Parts Manual
![Simplicity 1690433 7018H Tractor manual cover](/images/tibnXHcskcUYuNSjAGUVnhxu/thumbs/thumb175x175.webp)
To change the oil, first ensure the engine is off and cool. Place a container under the oil drain plug, remove the plug, and let the old oil drain completely. Replace the drain plug and refill with the recommended oil type and quantity. Check the oil level with the dipstick before operating the tractor.
If the tractor won't start, check the battery connections for corrosion and ensure they are tight. Verify that the fuel tank has fuel and the fuel valve is open. Inspect the spark plug for wear or damage and replace if necessary. Check the safety switches and make sure they are engaged properly.
Regular maintenance should be performed every 50 hours of operation or at least once per season. This includes changing the oil and oil filter, checking and cleaning the air filter, inspecting belts and hoses, and lubricating moving parts.
The recommended tire pressure is typically found in the owner’s manual. For most models, the front tires should be inflated to 14 PSI and the rear tires to 12 PSI. Always check the manual or tire sidewall for exact specifications.
To adjust the cutting height, locate the height adjustment lever usually situated near the operator's seat. Move the lever to the desired cutting height. Ensure the tractor is on a level surface for accurate adjustment.
Excessive vibration could be due to unbalanced blades or debris stuck in the mower deck. Check and clean the deck and ensure the blades are properly balanced and securely fastened. Inspect the drive belt for wear or damage.
If the engine overheats, stop the tractor and allow it to cool. Check the coolant level and refill if necessary. Inspect the radiator and cooling fins for debris and clean them. Ensure the fan is functioning correctly.
To improve fuel efficiency, ensure regular maintenance is performed, including air filter changes and spark plug checks. Operate the tractor at optimal speeds and avoid excessive idling. Keep the tires properly inflated and reduce unnecessary weight.
Uneven cutting may be due to dull or damaged blades, incorrect cutting height, or an unlevel mower deck. Sharpen or replace blades as needed, ensure the deck is level, and adjust the cutting height to suit the grass length.
For winter storage, clean the tractor thoroughly, removing grass and debris. Drain the fuel tank or add a fuel stabilizer, change the oil, and remove the battery to store it in a cool, dry place. Cover the tractor to protect it from dust and moisture.