How to Turn On a Leaf Blower

On this page (9 sections)

1. What do you check before you turn on a leaf blower?
2. How do you turn on a corded electric leaf blower?
3. How do you start a gas leaf blower?
4. How do you turn on a battery leaf blower?
5. Which switch positions and controls do you need to know?
6. How do you hold and start a blower safely?
7. What should you do after the blower starts?
8. Common mistakes when you turn on a leaf blower
9. Quick answers before you start blowing

To turn on a leaf blower, get the power source ready, set the switch to on, then squeeze the trigger. Corded models need the plug seated in a live outlet; gas models need fuel, choke and a few pulls; battery models need a charged pack clicked fully into place.

The steps change with the power type, and most failed starts come down to one small thing in the wrong position. Below are the exact sequences for corded, gas and battery blowers, plus what to check when nothing happens.

What do you check before you turn on a leaf blower?

Check the power source, the switch position and the nozzle first. These three points cover most no-start problems, whatever the blower type.

Clear leaves and twigs from the intake and nozzle so nothing blocks the fan. Set the blower on flat, dry ground with the tube pointing away from people, windows and cars.

Look over the cord or battery pack for damage. A frayed cord or a cracked battery housing is a reason to stop and replace the part, not to try one more start.

How do you turn on a corded electric leaf blower?

Plug it into a live outlet, flip the switch to on, and squeeze the trigger. A corded blower has no fuel or battery step, so it starts as soon as power reaches the motor.

Run the cord behind you and keep it clear of the nozzle. A cord that loops into the blowing path gets sucked up or snagged, and that yanks the plug out mid-job.

If the blower has a speed control, start on low to check airflow, then move up. The WORX WG520 uses a two-speed control to switch between light sweeping and stronger clearing.

Release the trigger when you set the blower down, and unplug it before clearing a jam. Our guide to how loud a leaf blower runs through what to expect from corded and gas models on the ear.

What if a corded blower won't start?

Test the outlet with another device, then check the plug and the trigger. A tripped outlet or a loose plug stops a corded blower cold.

Press the plug in until it seats fully. If the outlet has a GFCI button, reset it.

On a blower with a speed dial, make sure the dial isn't sitting between settings.

Check that the trigger moves freely and returns. A trigger stuck in the on position can keep the blower from powering up safely on some models.

How do you start a gas leaf blower?

Fill the tank, press the purge bulb, close the choke, then pull the starter rope. Gas blowers need fuel and air in the right mix before the engine fires.

Press the purge bulb several times until fuel shows in the line. Pull the choke lever closed for a cold start.

Grip the blower with one hand and pull the rope smoothly with the other, not in short yanks.

When the engine fires, open the choke gradually. Let it idle about 30 seconds, then squeeze the trigger.

The Husqvarna 125B uses an air purge to clear air from the carburetor and fuel system for a quicker start, and its stop switch resets to on by itself.

A gas blower weighs more than the electric options, so set it down between pulls. Our post on how much a leaf blower weighs compares the classes.

What if a gas blower won't start?

Check fuel, the choke position and the air filter in that order. Old fuel is the most common cause of a gas blower that pulls but won't catch.

Drain fuel that has sat for months and refill with fresh mix. Confirm the choke is fully closed for a cold engine and open for a warm one.

Tap out a dirty air filter or replace it.

If it still won't fire, check the spark plug gap and the plug boot. Pull the rope with the switch on; a plug that won't spark needs replacing.

How do you turn on a battery leaf blower?

Slide a charged battery in until it clicks, press the power button if there is one, and squeeze the trigger. Most cordless blowers start on the trigger alone once the pack is seated.

Push the pack in firmly. A battery that stops short of the click makes contact for a second and then cuts out.

Charge the pack fully before the first use of the season.

The Black+Decker 20V LSW221 runs on a 20V MAX lithium-ion battery that holds a charge for up to 18 months. It's 3.7 lb, so it's easy to hold while you check the trigger.

Battery voltage changes how much power you get for the same trigger pull. Our guide to what voltage leaf blower is best explains the trade-offs.

What if a battery blower won't start?

Recharge the pack and re-seat it until it clicks. A battery that ran down in storage is the usual reason a cordless blower won't turn on.

Wipe the contacts on the pack and the blower with a dry cloth. If the blower has a safety switch or a lock-off button, hold it while you squeeze the trigger.

Try a second battery if you have one. A pack that won't hold a charge needs replacing, not more trigger pulls.

Which switch positions and controls do you need to know?

Know the on/off switch, the trigger and any speed control before you start. These three controls decide whether the blower runs and how hard it blows.

The main switch is usually a slide or a button near the handle. The trigger sits under your grip and starts airflow.

A speed dial or a two-speed lever changes output while the blower runs.

On a gas model there's also a choke lever and a purge bulb. The choke stays closed for a cold start and opens once the engine runs.

The purge bulb pushes fuel into the carburetor.

How do you hold and start a blower safely?

Stand with your feet apart, point the nozzle at open ground, and keep the cord or fuel cap clear. A steady stance matters more than a fast start.

Hold the handle with one hand and keep the tube low. Don't point the nozzle at people, pets or a car, because the air stream moves loose gravel and grit as well as leaves.

Keep long hair and loose clothing away from the intake. Wear eye protection and hearing protection, since a gas blower runs loud.

Don't start a blower inside a garage or shed with the door shut. Gas engines give off exhaust, and even an electric blower stirs up dust.

What should you do after the blower starts?

Check the airflow, set the speed to the job, and release the trigger when you stop moving. A short check at the start saves a restart later.

Point the nozzle at a small pile and squeeze the trigger. If the leaves barely move, raise the speed or move closer.

Then work in a pattern so you push leaves one way instead of scattering them.

Blow with the wind when you can. A light tailwind carries leaves toward the pile and saves a second pass.

Empty or clear the nozzle if the airflow drops mid-job. A clogged tube strains the motor on an electric blower and bogs a gas engine.

Shut off a gas blower when you walk away. An idling two-stroke engine near a pile of dry leaves is a fire risk.

Release the trigger and unplug a corded blower before you clear a jam.

Common mistakes when you turn on a leaf blower

Most failed starts come from a small setup error, not a broken blower. Fix the setup before you assume the tool needs repair.

The frequent ones:

• Leaving the choke closed after the engine fires, so it floods and stalls.
• Plugging a corded blower into a dead outlet or a tripped GFCI.
• Not pushing a battery pack in until it clicks.
• Squeezing the trigger while pulling the rope on a gas blower.
• Starting with a blocked intake or a tube packed with debris.

Each fix takes seconds. Work through them in order before you reach for a repair shop.

Quick answers before you start blowing

Match the start steps to your blower's power type, and check the simple things first. Corded models start from the switch and trigger, gas models need fuel, choke and pulls, and battery models need a seated, charged pack.

If you're still choosing a blower, the airflow rating matters more than the start method. Our guide to what is a good cfm for a leaf blower explains what the number means for leaves versus hard surfaces.

Then read how to turn on a leaf blower steps for your model one more time before the first fall cleanup.

Frequently asked questions

How do you start a leaf blower by yourself?

Set the blower on flat ground, clear the nozzle, and put the switch in the on position. Corded and battery models start when you squeeze the trigger.

Gas models need the choke closed and a few pulls on the starter rope, then the choke opens once the engine catches.

Why won't my leaf blower turn on?

Check the power source first. A corded blower needs a live outlet and a fully seated plug, and a battery blower needs a charged pack pushed in until it clicks.

A gas blower with no start usually needs fuel, a closed choke or a blocked air filter.

Do you hold the trigger when starting a gas leaf blower?

No. Most gas blowers want the throttle at idle and the choke closed for the first pulls.

Squeeze the trigger only after the engine fires and runs steadily, then open the choke gradually so it doesn't stall.

How many pulls does a gas leaf blower need to start?

Usually two to four pulls from cold once the choke is closed and the purge bulb has been pressed. If it doesn't fire after several tries, check fuel, the spark plug and the air filter rather than pulling harder.

Should you warm up a leaf blower before using it?

Yes. Let a gas blower idle for about 30 seconds after it starts so the engine settles before you squeeze the trigger.

Corded and battery blowers are ready as soon as the trigger responds.

Can you leave a leaf blower running while you move piles?

It's fine to leave a corded or battery blower running briefly between piles, but release the trigger when you set it down. Shut off a gas blower when you walk away, because an idling two-stroke engine near dry leaves is a fire risk.