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How Do I Change the Oil on a Walk Behind Mower?

This video will show you how to change the oil on the Troy-Bilt walk behind mower.  Depending on your model, the instructions in this video may vary slightly.  Always be sure to check your operator's manual for detailed instructions.


  • Step 1: Remove the spark plug ignition wire.
  • Step 2: Remove the dip stick.
  • Step 3: Using a siphon pump, place the orange tube into the dip stick hole on the engine, and the black tube into the oil pan.
  • Step 4: Prime the pump by pumping the handle three to four times. Once the liquid begins to flow, it will flow without further pumping.
  • Step 5: Remove the orange tube and add new oil as instructed in your operator's manual.
  • Step 6: Replace the dip stick.
  • Step 7: Replace the spark plug ignition wire.
  • Step 8:  Dispose of oil properly