Lawnmower

Lawnmower Tasks

• Add fuel stabilizer and run mower for 5 minutes

  Each fall, add fuel stabilizer to the tank at the bottle's mix ratio, then run the engine for 5 minutes so treated fuel reaches the carburetor.

  Once a year, in fall
• Change lawnmower oil

  Each spring, warm the engine briefly, drain the old oil into a pan, and refill with the grade specified in your mower's manual.

  Once a year, in spring
• Clean and remove grass clippings from mower

  Each fall, disconnect the spark plug, tip the mower, and scrape the underside clean with a putty knife before storing.

  Once a year, in fall
• Reinstall lawnmower battery

  Each spring, pull the battery from indoor storage, charge it fully if needed, reinstall it in the mower, and confirm the safety key and power work.

  Once a year, in spring
• Remove and store lawnmower battery indoors

  Before the first freeze, disconnect the lawnmower battery, bring it indoors, and check its charge level periodically through winter.

  Once a year, in fall
• Replace lawnmower air filter

  Each spring, open the filter housing on your lawnmower engine, swap in a matching replacement filter, and snap the cover closed.

  Once a year, in spring
• Replace lawnmower spark plugs

  Each spring, disconnect the plug wire, swap in a new gapped spark plug, and torque it snug to restore clean starts and full engine power.

  Once a year, in spring
• Sharpen lawnmower blades

  Each spring, disconnect the spark plug, remove the blade, sharpen it with a file or bench grinder at the original angle, balance it, and reinstall.

  Once a year, in spring