Maintenance Guides / Energy & Power

Stabilize portable generator fuel

Difficulty: easyTime: 30 minsEst. Cost: $10 - $50

Why it matters

Ethanol gasoline breaks down in <6 months forming varnish. Clogged carbs are the #1 portable generator failure.

Stop forgetting to do this.

Hearth generates a personalized maintenance schedule so you never miss another stabilize portable generator fuel.

Get the App

How to do it

  • 1

    Locate your portable generator and its fuel tank.

  • 2

    Purchase a fuel stabilizer product (Sta-Bil, Techron, or equivalent).

  • 3

    Fill the generator's fuel tank with fresh gasoline.

  • 4

    Pour the recommended amount of stabilizer into the fuel tank.

  • 5

    Install the fuel cap and gently shake to mix.

  • 6

    Start the generator and let it run for 15-20 minutes.

  • 7

    Allow the generator to cool and store indoors in a cool, dry location.