Simplicity 990007 LA Parts Manual
![Simplicity 990007 LA Tractor manual cover](/images/isnMwMSQHAEtqqDRRSmKeUDZ/thumbs/thumb175x175.webp)
To start the Simplicity 990007 LA Tractor, ensure the parking brake is engaged, the PTO is disengaged, and the throttle is set to the choke position. Then turn the ignition key to the start position until the engine fires.
For optimal performance, use SAE 30 oil for temperatures above 32°F (0°C) and SAE 5W-30 for colder conditions. Always check the manufacturer's guidelines for the most suitable oil.
If the tractor won't start, check the battery connections, ensure the fuel tank is filled, inspect the spark plug for wear, and verify that the safety switches are not engaged.
The air filter should be checked every 25 hours of operation and replaced every 100 hours or annually, depending on usage and conditions.
The recommended tire pressure for the front tires is 14 psi and for the rear tires is 10 psi. Always check the tire sidewall or owner's manual for confirmation.
To change the mower blades, ensure the tractor is on a flat surface, remove the key, disconnect the spark plug, and use a wrench to remove the blade bolts. Replace with new blades and tighten securely.
Excessive vibration may indicate a damaged blade or unbalanced tire. Check the mower deck for debris, inspect the blades for damage, and ensure the tires are properly inflated.
To store the tractor for winter, clean the exterior, change the oil, remove the battery, add a fuel stabilizer, and store it in a dry, protected area. Cover the tractor to prevent dust accumulation.
To adjust the cutting height, locate the cutting height adjustment lever or knob, typically on the fender, and set it to the desired position. Ensure both sides are adjusted equally for an even cut.
After each use, clean the mower deck to prevent grass buildup, check the oil level, inspect for loose bolts or parts, and ensure the tires are properly inflated.