Briggs & Stratton 405007x18A Parts Manual
![Briggs & Stratton 405007x18A Tractor manual cover](/images/VgRnutSLNdERdbeLBIPDUPmz/thumbs/thumb175x175.webp)
To perform routine maintenance, regularly check and replace the air filter, change the oil, inspect the spark plug, and ensure the blades are sharp. Refer to the owner's manual for specific intervals and procedures.
If the tractor won't start, check the fuel level, ensure the battery is charged, inspect the spark plug for wear, and verify that the ignition switch is functioning properly.
To troubleshoot uneven cutting, check if the mower deck is level, inspect the blades for dullness or damage, and ensure the tire pressure is consistent on all wheels.
To change the oil, first run the engine for a few minutes to warm it up, then turn off the engine and remove the oil drain plug. Allow the oil to drain completely, replace the drain plug, and refill with new oil according to the specifications in the manual.
Engine overheating can be caused by low oil levels, clogged air filters, or grass and debris buildup in the cooling fins. Check and clean these areas and ensure proper airflow around the engine.
It's recommended to change the spark plug every 100 hours of operation or once per season, whichever comes first, to ensure optimal engine performance.
If the battery isn't holding a charge, check the battery terminals for corrosion, ensure the alternator is functioning, and, if needed, replace the battery.
For winter storage, clean the tractor, drain the fuel or add stabilizer, change the oil, remove the battery, and store it in a dry, covered area.
Signs that blades need sharpening include uneven grass clippings, torn grass tips, and excessive vibration during operation. Replace blades if they are chipped, bent, or worn beyond sharpening.
To adjust the cutting height, locate the height adjustment lever or dial, usually positioned near the driver's seat, and set it to the desired height setting as indicated in the manual.