A two stage snow blower is a powerful machine that clears deep snow fast. It uses two separate parts to pick up snow and then throw it far away from your path.
If you get a lot of heavy snow, this is the tool you want. It can handle the big drifts that a single stage machine just can’t move. I’ve used both types for years in my driveway.
People often ask me what makes a two stage model different. The answer is all about how it moves the snow in two clear steps. Let me break it down for you in simple terms.
This guide will show you exactly what a two stage snow blower is. We’ll look at how it works and when you really need one.
What Is Two Stage Snow Blower? The Basic Idea
Let’s start with the core idea. A two stage snow blower does its job in two distinct phases.
The first stage is the collection phase. A spinning auger grabs the snow and pulls it into the machine. Think of it like a big, metal drill bit chewing into a snowbank.
The second stage is the throwing phase. An impeller fan inside the machine catches that snow. It then flings the snow out through a discharge chute.
This two-step process is the key to its power. It can move much more snow than a machine that tries to do both jobs at once. The separation of tasks makes it stronger.
You can see this design in action on many big driveway machines. Brands like Ariens and Toro use this method for their heavy-duty models. It’s a proven way to move snow.
So when someone asks, “what is two stage snow blower?”, you tell them it’s a two-part snow moving system. It collects and then throws, which is why it works so well.
How a Two Stage Snow Blower Actually Works
I want to walk you through the mechanics. It’s simpler than it sounds once you see it.
First, the auger touches the snow. These are the metal spirals you see at the front of the machine. They spin fast and dig into the packed snow on your driveway.
The auger’s only job is to break up and gather the snow. It feeds all that white stuff into the center of the machine’s housing. It doesn’t throw the snow itself.
Next, the impeller takes over. This is a high-speed fan that sits behind the auger. It grabs the snow that the auger collected.
The impeller spins incredibly fast. This action creates a lot of force. That force is what shoots the snow out of the discharge chute, sometimes over 30 feet away.
This two-stage action is why these machines are not light. They have a lot of metal parts and a strong engine. You need that power to run both the auger and the impeller.
Understanding what is two stage snow blower means knowing these two parts work together. One gathers, and one throws. That teamwork clears your path.
Key Parts of a Two Stage Machine
Let’s name the main pieces you’ll see. Knowing the parts helps you understand the whole machine.
The auger is the most visible part. It’s usually made of metal and has paddles or blades to grab snow. On some models, the auger tips are rubber to protect paved surfaces.
The impeller is hidden inside the machine’s body. You often can’t see it unless you look from underneath. It’s a tough, metal fan that does the heavy throwing.
The engine provides the power. Two stage snow blowers have bigger engines than single stage ones. They need more horsepower to drive both stages of snow removal.
The discharge chute is where the snow flies out. You can turn this chute to control the throwing direction. A crank or lever lets you aim left or right.
The skid shoes are adjustable plates on the sides. You set their height to control how close the auger gets to your driveway. This prevents scraping and damage.
When you look at a two stage snow blower, these are the parts that do the work. Each one has a specific job in the two-stage process we talked about.
Two Stage vs. Single Stage Snow Blowers
This is a big question for buyers. What is two stage snow blower compared to its smaller cousin?
A single stage snow blower has just one moving part. A single auger does both jobs—it grabs the snow and throws it out the chute. This design is much simpler.
Single stage models are lighter and easier to push. They’re great for light snow on smooth surfaces like a short sidewalk. They struggle with deep or heavy snow.
A two stage snow blower is built for tougher jobs. The separate impeller gives it much more throwing power. It can handle deep drifts and wet, packed snow that would stall a single stage.
Think about snow depth. A single stage might handle 6-8 inches of light powder. A two stage machine can plow through over 2 feet of snow without breaking a sweat.
According to Energy.gov, choosing the right tool saves time and fuel. A two stage snow blower is the right tool for a long driveway or heavy snowfall areas.
So what is two stage snow blower’s main advantage? Raw power and capacity. It’s the difference between a shovel and a bulldozer for your snow.
When You Really Need a Two Stage Model
You don’t always need this much machine. Let’s talk about when it’s worth the investment.
You need a two stage snow blower if your driveway is long. I’m talking over 50 feet or if you have a large parking area to clear. The throwing distance saves you walking.
You need one if you get heavy, wet snow regularly. The kind that feels like concrete when you try to shovel it. The powerful auger will break it up.
You need one if snow piles up high at the end of your driveway from the plow. That hard-packed ridge needs serious power to get through. A two stage machine eats it for breakfast.
You need one if you have a gravel or uneven driveway. The adjustable skid shoes on a two stage model let you float above the stones. This prevents throwing rocks.
The National Weather Service tracks snowfall data. If your area gets over 24 inches per season on average, think about a two stage snow blower.
Ask yourself, “what is two stage snow blower going to do for me?” If you answer “save my back on big snow days,” then you need it.
How to Use a Two Stage Snow Blower Safely
These machines are powerful. You must use them the right way to stay safe.
Always read the manual first. I know it’s boring, but it has key safety info for your specific model. It tells you how to operate the controls and what the warnings mean.
Clear the area of sticks, rocks, and toys before you start. The auger can pick up debris and throw it hard. This can damage the machine or hurt someone.
Never put your hands near the auger or chute while the engine is running. Even if the machine is off, wait for all parts to stop moving completely. Use a stick to clear a clog, never your hand.
Wear proper gear—sturdy boots, gloves, and eye protection. Snow and ice can kick back at you. Hearing protection is a good idea too, because these machines are loud.
The Consumer Product Safety Commission reports injuries each year from snow blowers. Following simple safety steps prevents most accidents.
Knowing what is two stage snow blower includes knowing how to use it without getting hurt. Power demands respect every time you start the engine.
Maintenance Tips for Your Machine
Take care of your snow blower, and it will take care of you for many winters. Here’s how.
At the end of the season, run the engine until it’s out of gas. Old gas left in the tank and carburetor will turn to varnish. This gums up the engine and makes it hard to start next year.
Check the auger paddles and scraper bar for wear each fall. These parts take a beating. Replace them if they are cracked or worn down too much.
Lubricate all the moving points. The chute crank, the drive controls, and the wheel axles need a few drops of oil. This keeps everything working smoothly when it’s cold.
Check the tire pressure before the first snow. Soft tires make the machine harder to push and steer. Fill them to the pressure listed in your manual.
Store your two stage snow blower in a dry place. A garage or shed is perfect. Cover it with a tarp to keep dust off the engine and controls.
Maintaining your machine is part of understanding what is two stage snow blower ownership. A little upkeep each year saves you big headaches later.
Common Problems and Easy Fixes
Even the best machines can have issues. Here are some common ones and what to try.
If the engine won’t start, check three things first. Is there fresh gas in the tank? Is the fuel valve turned on? Is the spark plug wire connected? These solve most no-start problems.
If the auger won’t turn, check the shear pins. These are designed to break if the auger hits something solid. Replacing a shear pin is cheap and easy—it protects the expensive gearbox.
If the machine moves but doesn’t throw snow well, check the impeller. Sometimes the belt that drives it can slip or break. Your manual will show you how to check and adjust the belt tension.
If the chute won’t turn, the mechanism might be frozen or jammed with ice. Never force it. Let the machine warm up in a garage, then gently work the crank back and forth.
For more complex issues, consult the troubleshooting guide in your manual. It’s written for your specific model of two stage snow blower.
Knowing what is two stage snow blower includes knowing how to fix small problems. This keeps you clearing snow instead of waiting for a repair shop.
Buying Guide: What to Look For
Ready to buy one? Here are the features that matter most when you shop.
Look at clearing width. This is how wide a path the machine cuts. Common sizes are 24, 26, 28, and 30 inches. A wider path means you finish the job faster.
Look at engine power. More horsepower (HP) or cubic centimeters (CC) means more muscle. For a two stage snow blower, look for at least 200 CC or 5 HP for a medium driveway.
Look at the type of drive system. Electric start is a fantastic feature—just plug it in and push a button. Some also have power steering, which makes turning much easier.
Look at the chute control. A hand-operated crank is common, but some have a lever right on the handle. An electric chute control that you operate with a button is a nice luxury.
Read reviews from other owners. Sites like Consumer Reports test snow blowers every year. They give honest opinions on how well different models perform.
When you decide what is two stage snow blower right for you, balance power with your budget. Buy enough machine for your needs, but don’t overbuy for a small area.
Frequently Asked Questions
What is two stage snow blower used for?
A two stage snow blower is used for clearing deep, heavy snow from large areas like long driveways. It’s the tool you need when a shovel or a smaller blower just isn’t enough for the job.
