How to Drain Gas from Lawn Mower: Safe Fuel Removal Guide

Draining gas from your lawn mower is essential for winter storage and maintenance. Learn the safe and proper way to remove fuel from your mower.

15-30 minutes
intermediate
year-round

Tools You'll Need

  • Fuel siphon pump
  • Gas can
  • Socket wrench set
  • Safety gloves
  • Safety glasses

Materials

  • Clean fuel container
  • Fuel stabilizer (optional)
  • Clean rags

Step-by-Step Instructions

1

Safety Preparation

Work in a well-ventilated area outdoors. Disconnect the spark plug wire and ensure the mower is cool to the touch.

Pro Tips

  • Work outdoors
  • Disconnect spark plug
  • Let mower cool completely
2

Access the Fuel Tank

Locate the fuel tank and remove the fuel cap. Check if there's a fuel line or drain plug for easier removal.

Pro Tips

  • Check for drain plug
  • Note fuel level
  • Have container ready
3

Drain the Fuel

Use a siphon pump to remove fuel from the tank. Alternatively, tilt the mower carefully to pour fuel into a container.

Pro Tips

  • Use siphon for safety
  • Don't tilt mower too much
  • Avoid spilling fuel
4

Clean Fuel System

If draining for storage, consider running the engine until it stops to clear the carburetor of remaining fuel.

Pro Tips

  • Run engine until it stops
  • Don't restart after fuel is gone
  • Clean any spills immediately
5

Store Fuel Properly

Store drained fuel in an approved container with fuel stabilizer if keeping for future use. Dispose of old fuel properly.

Pro Tips

  • Use approved containers
  • Add stabilizer if storing
  • Dispose of old fuel safely

Frequently Asked Questions

When should I drain gas from my mower?

Drain gas before long-term storage, when switching fuel types, or when the mower won't be used for several months.

Can I reuse the drained fuel?

Yes, if it's fresh and you add fuel stabilizer. Old fuel (over 30 days) should be disposed of properly.

How do I dispose of old gasoline?

Contact your local waste management facility or auto parts store for proper disposal options.

Should I drain gas for winter storage?

Yes, draining gas prevents carburetor problems and fuel degradation during winter storage.

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