How to Start a Push Mower Easily Every Time You Mow
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How to start a push mower comes down to a short sequence on gas models. Check the oil and fuel, set the engine to the fast position, prime the carburetor if the mower has a primer bulb, hold the engine stop lever in the run position, and pull the recoil starter slowly until you feel resistance and then pull it quickly. Most push mowers follow this same sequence, even though the controls differ from one brand to another. The steps below follow a manufacturer’s published starting procedure, and they note where a control is missing or optional so you can adapt them to your own mower.
Quick answer
- Check the engine oil and fill the fuel tank before you start.
- Set the engine to the fast position and press the primer bulb about three times, or five times on a new engine.
- Hold the engine stop lever in the operating position and stand behind the mower while you pull.
- Pull the recoil starter slowly until you feel resistance, then pull quickly, and let the handle return slowly.
Before you pull the cord
Start with a few checks that take less than a minute. Place the mower on flat ground with the discharge side pointed away from you and anyone nearby. Look at the deck and the blade area for sticks, stones and clumps of wet grass, because debris can jam the blade or throw material when the engine runs. If the mower has a stop switch or a fuel shut-off valve, confirm that both are set correctly before you move on.
Next, check the oil. The engine needs oil in the crankcase before it runs, and the level should sit at the full mark on the dipstick. The Snapper guidance says to check the engine oil first, so make this the first step every time. Then fill the fuel tank.
Several models in our product list show these details on their listings. The PowerSmart EasyCut 18-inch gas mower lists a recommended oil type of 10W-30 and an oil capacity of 13.5 fluid ounces, with the oil sold separately. Its fuel tank is listed at 0.21 gallon. The two BILT HARD gas mowers list a 144cc and a 201cc engine, with fuel tank and oil details that you should read on the listing or in the owner’s manual before the first start.
Gas push mower starting steps
These steps describe the starting sequence for a typical gas push mower with a recoil starter. Use them as a guide, and follow the owner’s manual for the exact order on your model. Snapper’s published guidance for its push mowers gives the following sequence.
- Check the engine oil. Make sure the oil is at the full mark on a level surface.
- Fill the fuel tank. Use the fuel type named in your manual.
- Push the stop switch, if your mower has one, so that the engine is in the run position.
- Turn the fuel shut-off valve, if your mower has one, to the open position.
- Set the engine to the fast position. On some models this is the closest setting to a throttle, and it is the setting the guidance describes for starting.
- Press the primer bulb. Press it about three times in most conditions, and about five times for a new engine. Wait about two seconds between presses. A warm engine usually needs no priming.
- Disengage the drive lever on self-propelled models before you start the engine, so the mower does not move when it fires.
- Stand behind the mower. Hold the engine stop lever in the operating position, and grip the recoil starter handle.
- Pull the starter cord slowly until you feel resistance, then pull quickly. Return the handle slowly so the cord rewinds without snapping back.
If the mower does not start after you have worked through these steps, consult the owner’s manual for your model, which the guidance above recommends for model-specific instructions.
Choke, primer and fast position explained
Many push mowers have a choke, a primer, or both. The choke richens the fuel mixture for a cold start, and the primer pushes fuel into the carburetor so the engine can catch on the first pulls. The fast position sets the engine speed for starting. These controls do the same job on most gas mowers, but the labels differ, so read the decal on your mower or the owner’s manual to find each one.
Not every model uses a choke. The BILT HARD 201cc listing says the mower has no choke and no primer design, and it describes the mower as easy to start for that reason. The PowerSmart EasyCut listing describes an auto choke for easy starting and a primer structure for better starting. Those two designs both reduce the manual steps, but you still need the stop lever held in the run position and the cord pulled the same way.
Electric and battery push mowers
A battery or corded electric push mower does not use a recoil starter, so the steps above do not apply. There is no fuel, no oil and no primer to manage. Instead, you press a start button or key and then hold a safety bar against the handle while the motor runs. The Greenworks 40V 16-inch push mower in our product list uses a battery with push-button start, and its listing describes it as a quiet walk-behind mower with no pull starts. Follow the battery and charger manual for charging.
Even without a pull cord, the same safety habits apply. Clear the deck, keep your feet clear of the blade, and disconnect or switch off the mower before you clear clippings or work near the blade.
Products in this guide that match these steps
If you are buying a gas push mower and want an easier start, read the listings for these models closely.
BILT HARD 21-inch 144cc gas push mower with easy start
This gas mower has a 21-inch steel cutting deck and a 144cc four-cycle engine rated at 3.4 horsepower. The listing describes an easy start feature and a fuel tank of 27.1 fluid ounces. It offers rear bagging, mulching and side discharge, and it has six cutting positions from 1.0 to 3.0 inches. The listing includes engine oil and a grass bag in the box. Use the starting steps above with this mower, and check the oil capacity in the manual because the listing does not give a separate figure.
BILT HARD 201cc 21-inch push mower with no choke
This gas mower has a 201cc four-stroke overhead-valve engine and a 21-inch deck. The listing says it has no choke and no primer design, which makes it easy to start in the listing’s words. The engine is listed at 9.0 foot-pounds of torque. The cutting height adjusts from 1.2 to 3.75 inches in ten positions with a single lever. The listing describes the engine as a 4-stroke OHV design, so the same oil check applies. Because this model has no primer, skip the primer step and go straight to holding the stop lever and pulling the cord.
PowerSmart EasyCut 18-inch 144cc gas push mower
This 18-inch steel-deck mower uses a 144cc four-cycle OHV engine. The listing describes an auto choke for easy starting and a primer structure for better starting, and it names a pull-cord start. The recommended oil is 10W-30, and the listing says the oil is not included. The fuel tank is listed at 0.21 gallon, and the oil capacity is 13.5 fluid ounces. The listing describes side discharge and five cutting heights from 1.5 to 3.9 inches. Use the primer and the choke as the listing describes, and confirm the choke position in the manual before you pull.
Greenworks 40V 16-inch cordless push mower with push-button start
This is a battery mower, so it does not use the gas starting steps. The listing gives push-button start and a 4.0Ah battery with a charger in the box. It describes a 3-year warranty and a grass collection bag. The cutting width is 15.67 inches, with five height positions from 1.25 to 3.75 inches. The listing says the battery runs about 35 minutes, and it describes the mower as quiet and free of fumes.
Safety checks before every start
Run the same checks every time you start the mower. Keep your hands and feet away from the blade and the discharge chute, and never reach under the deck while the engine is running. Wear closed shoes and eye protection.
Keep children and pets well away from the mowing area during starting and mowing, and keep the cord and safety devices in good condition. Refuel and service the mower according to the owner’s manual.
FAQ
Why does my push mower need priming?
A primer bulb pushes a small amount of fuel into the carburetor, which helps a cold engine catch. The Snapper guidance says to press the bulb about three times in most conditions and about five times for a new engine. A warm engine usually needs no priming, so skip the bulb if the mower is still warm from a recent session.
How far should I pull the starter cord?
Pull the cord slowly until you feel resistance, then pull it quickly. Return the handle slowly, so the cord rewinds smoothly.
Should I set the mower to the fast position before starting?
Yes, according to the Snapper guidance, which describes the fast position as the setting for starting. Check your owner’s manual, because some models label the controls differently.
Do I need to hold something while I pull?
Yes. Stand behind the mower, hold the engine stop lever in the operating position, and grip the recoil starter handle while you pull.
What if my mower has no primer or choke?
Some models, such as the BILT HARD 201cc listing, have neither a choke nor a primer. Skip those steps and follow the rest of the sequence. The oil check, fuel fill, fast setting and cord pull still apply.
Bottom line
Check the oil, fill the fuel, set the fast position, prime if your mower has a bulb, hold the stop lever, and pull the cord slowly and then quickly. Follow the owner’s manual for the exact order on your model, and use the safety checks before every start. A battery push mower skips these steps entirely, so compare the start method when you choose your mower.
Sources
Snapper, “How do I start my Snapper lawn mower?” https://www.snapper.com/en-us/support/faqs/how-do-i-start-my-snapper-lawn-mower