The warm weather has arrived, and the grass is growing. It’s time to fire up your trusty Craftsman lawnmower and tackle that backyard jungle. But what if it refuses to cooperate? The familiar roar of the engine is replaced by a frustrating silence. Don’t despair! This comprehensive guide will equip you with the know-how to start your Craftsman lawnmower, troubleshoot common problems, and get your lawn looking pristine in no time. We’ll cover everything from basic checks to more advanced troubleshooting techniques, ensuring you’re armed with the knowledge to tackle any starting issue.
A Quick Overview
The process of starting a Craftsman lawnmower typically involves a few key steps:
- Prepare the Mower: Ensure the mower is on a level surface, the fuel tank is full, and the blade is properly installed.
- Prime the Engine: If your Craftsman mower has a primer bulb, use it to fill the carburetor with fuel.
- Start the Engine: Pull the starter cord, maintaining a consistent pace and motion.
Pre-Start Checks: The Foundation for Success
Before you even attempt to start your Craftsman lawnmower, it’s crucial to perform a few basic checks to ensure everything is in order. These checks will save you time and frustration in the long run.
1. Fuel Level: A Full Tank is a Happy Tank
Start by checking the fuel level in your Craftsman lawnmower. An empty tank is the most common reason for a lawnmower refusing to start. Look for a fuel gauge or a transparent fuel tank to assess the fuel level. If the tank is low, fill it up with fresh, high-quality gasoline.
2. Fresh Fuel: The Lifeblood of Your Mower
While you’re checking the fuel level, take a moment to evaluate the age of the fuel in the tank. Gasoline can degrade over time, losing its potency and making it harder for your mower to start. If the fuel is more than 30 days old, it’s best to drain it and replace it with fresh fuel.
3. Spark Plug: The Ignition Source
The spark plug is responsible for igniting the air-fuel mixture in your Craftsman lawnmower’s engine. A faulty or fouled spark plug can prevent the engine from starting. To check the spark plug:
- Locate the Spark Plug: It’s typically located on the top of the engine, usually covered by a wire boot.
- Remove the Boot: Carefully pull the wire boot off the spark plug.
- Inspect the Spark Plug: Look for any signs of damage, corrosion, or excessive carbon build-up.
- Clean or Replace: If necessary, clean the spark plug with a wire brush or replace it with a new one.
4. Air Filter: The Breath of Your Mower
An air filter restricts dust and debris from entering the carburetor, protecting your engine. A clogged air filter can restrict airflow and make it difficult for the engine to start. To check the air filter:
- Locate the Air Filter: It’s usually located in a housing near the carburetor.
- Remove the Filter: Unclip the air filter housing and remove the filter element.
- Inspect the Filter: Check for any visible dirt or debris. If it’s heavily soiled, it needs to be replaced.
5. Blade Engagement: A Safety Check
Ensure the blade disengagement mechanism is functioning properly before starting the engine. This prevents accidental injury when starting the mower. Check that the blade is disengaged by moving the blade with your hand. It should move freely without resistance.
Starting the Craftsman Lawn Mower: A Step-by-Step Guide
Now that you’ve performed the pre-start checks and everything is in order, let’s move on to actually starting your Craftsman lawnmower.
1. Primer Bulb (If Equipped):
If your Craftsman lawnmower has a primer bulb, use it to prime the carburetor. Press the primer bulb several times to fill the carburetor with fuel. This helps to ensure a smooth start.
2. Choke Lever (If Equipped):
If your lawnmower has a choke lever, engage it. This enriches the fuel mixture, making it easier to start the engine.
3. Starter Cord: The Engine’s Wake-Up Call
With the choke engaged (if equipped), hold the mower handle firmly and pull the starter cord quickly and firmly. Avoid pulling the cord too slowly, as this can wear out the recoil mechanism.
4. Release the Choke (If Equipped):
Once the engine starts, gradually release the choke lever. You may need to adjust the throttle to keep the engine running smoothly.
Troubleshooting Common Starting Issues:
Even after following the starting procedures, your Craftsman lawnmower might still refuse to start. Here are some common starting issues and their potential solutions:
1. No Spark:
If your Craftsman lawnmower doesn’t even attempt to start, the issue could be a lack of spark. To diagnose this:
- Check the Spark Plug Connection: Ensure the spark plug wire is securely connected to the spark plug.
- Test the Spark Plug: Disconnect the spark plug wire from the spark plug and hold it away from the engine. Ground the spark plug to a metal part of the engine, and then pull the starter cord. You should see a spark jumping across the spark plug gap. If you don’t see a spark, replace the spark plug.
2. Flooded Engine:
If you’ve pulled the starter cord multiple times without success, your engine may be flooded with too much fuel. To remedy this:
- Allow the Engine to Air Out: Let the engine sit for a few minutes to allow the excess fuel to evaporate.
- Use the Choke: If your lawnmower has a choke, engage it and try starting the engine.
- Replace the Spark Plug: If the flooding is severe, the spark plug may be fouled with fuel. Replace it with a new spark plug.
3. Fuel Issues:
If your Craftsman lawnmower starts but stalls shortly after, it could be a fuel-related issue.
- Check the Fuel Lines: Ensure the fuel lines are not kinked, blocked, or cracked.
- Inspect the Fuel Filter: Replace the fuel filter if it’s clogged.
- Clean the Carburetor: If the fuel lines and filter are clear, the carburetor may be clogged. Consult your Craftsman lawnmower manual for specific instructions on cleaning the carburetor.
Maintenance is Key: Preventative Measures for Smooth Starts
Regular maintenance is essential for ensuring your Craftsman lawnmower starts smoothly and reliably. Here are some essential maintenance tasks:
- Change the Oil: Change the oil regularly, according to the manufacturer’s recommendations.
- Clean the Air Filter: Clean or replace the air filter every season or as needed.
- Sharpen the Blade: A sharp blade ensures a clean cut and prevents stress on the engine.
- Store Properly: During the off-season, store your Craftsman lawnmower indoors in a dry place.
Conclusion: Mastering Your Craftsman Lawn Mower
Starting your Craftsman lawnmower should be a straightforward process. By following these tips and performing regular maintenance, you can ensure your lawnmower starts reliably and efficiently, allowing you to tackle your yard with confidence. Remember, if you’re experiencing persistent starting problems, consult your Craftsman lawnmower manual or a qualified mechanic for assistance. Enjoy the fresh-cut grass and the satisfaction of a job well done!
FAQs
Here are 7 FAQs with answers about starting a Craftsman lawnmower:
1. What are the basic steps to start a Craftsman lawnmower?
The first step is to ensure the mower is on a flat surface and the fuel tank is full. You should also check the oil level and make sure the spark plug is in good condition. Then, set the choke to the “on” position and prime the carburetor by pressing the primer bulb several times. Once that’s done, pull the starter cord vigorously until the engine starts. Once the engine is running, set the choke to the “off” position.
Finally, you need to adjust the engine speed using the throttle lever. Make sure to always wear safety glasses and closed-toe shoes when operating a lawnmower.
2. What if my Craftsman lawnmower won’t start?
There are a few reasons why your Craftsman lawnmower might not start. The first is that the engine might be flooded. If this is the case, you’ll need to remove the spark plug and let the excess fuel evaporate. Another reason could be a faulty spark plug. You can test the spark plug by removing it and holding it against the engine block while someone pulls the starter cord.
If there is no spark, you’ll need to replace the spark plug. Finally, there could be an issue with the fuel system, such as a clogged fuel line or a dirty carburetor. If this is the case, you’ll need to clean the fuel lines and carburetor.
3. How do I adjust the cutting height on my Craftsman lawnmower?
Most Craftsman lawnmowers have a lever or knob that controls the cutting height. This lever or knob is usually located on the side of the mower deck. To adjust the cutting height, simply move the lever or knob to the desired setting.
The higher the setting, the taller the grass will be cut. Most models have a range of settings, allowing you to tailor the cut to your preferences. Make sure to adjust the cutting height before you start mowing, as it can be difficult to do while the engine is running.
4. How do I maintain my Craftsman lawnmower?
Regular maintenance is crucial for ensuring your Craftsman lawnmower runs smoothly and lasts a long time. This includes changing the oil regularly, cleaning the air filter, sharpening the blades, and cleaning the underside of the deck.
You should also check the fuel lines for cracks or leaks and make sure the spark plug is in good condition. By following these simple maintenance steps, you can extend the life of your Craftsman lawnmower and avoid costly repairs.
5. What type of fuel should I use in my Craftsman lawnmower?
Always use fresh, clean gasoline with a minimum octane rating of 87. Do not use fuel that has been sitting in a container for more than 30 days, as it can become stale and cause problems with your lawnmower.
You should also avoid using gasoline that has been mixed with ethanol, as this can damage your mower’s fuel system. Always follow the recommendations in your lawnmower’s owner’s manual for the best fuel type.
6. How do I know when to replace my lawnmower blades?
The blades on your Craftsman lawnmower will eventually become dull and need to be replaced. This is normal wear and tear. You can tell if your blades need to be replaced by examining them for signs of damage, such as nicks, chips, or excessive rust.
You can also test the sharpness of the blades by running your finger along the edge. If the edge feels blunt or rounded, it’s time to replace the blades. For optimal performance, it’s recommended to replace your lawnmower blades at least once a year.
7. How do I safely store my Craftsman lawnmower for the winter?
Before storing your Craftsman lawnmower for the winter, make sure to drain the fuel tank and carburetor. This will prevent the fuel from going bad and damaging your mower’s engine.
Also, clean the lawnmower thoroughly and lubricate any moving parts. Cover the lawnmower with a tarp or store it in a dry, enclosed space. This will help protect it from the elements and keep it in good condition until you’re ready to use it again in the spring.