Knowing how to start a lawnmower is a crucial skill for any homeowner who wants to maintain a beautiful lawn. Whether you have a gas-powered or electric lawnmower, there are a few simple steps you can follow to get your machine up and running quickly and safely. In this article, we will provide you with detailed instructions on how to start a lawnmower, as well as some troubleshooting tips in case you encounter any problems.
Before you begin, it is important to read the owner’s manual for your specific lawnmower model. This will help you familiarize yourself with the machine’s features and safety precautions. Once you have read the manual, you can gather the following materials: a fuel can (if you have a gas-powered lawnmower), a spark plug wrench, a screwdriver, and a pair of safety glasses. Now, let’s get started!
If you have a gas-powered lawnmower, the first step is to add fuel to the tank. Use the fuel type that is specified in your owner’s manual. Once the tank is full, insert the spark plug into the cylinder head and tighten it securely using the spark plug wrench. Next, locate the air filter and remove it. Check the filter for any dirt or debris and clean it if necessary. Finally, locate the recoil starter and pull the cord sharply to start the engine.
Assembling the Lawn Mower
Assembling a lawn mower is a straightforward process that typically requires the following steps:
1. Prepare the Work Area
Choose a well-ventilated and level area for assembly. Gather all the components, including the lawn mower deck, handles, wheels, and any other necessary parts. Ensure you have the required tools, such as a socket wrench, screwdriver, and pliers.
a. Unpack the Components
Carefully unbox the lawn mower components and inspect them for any damage. Verify that you have all the necessary parts according to the manufacturer’s instructions.
b. Assemble the Base
Begin by attaching the wheels to the lawn mower deck using the provided bolts and nuts. Ensure the wheels are securely fastened.
c. Install the Handles
Locate the handles and align them with the respective mounting points on the deck. Use the bolts, washers, and nuts provided to secure the handles firmly.
Fueling the Lawn Mower
Before starting your lawnmower, it’s crucial to ensure it has sufficient fuel. Follow these steps:
1. Locate the Fuel Tank
Identify the fuel tank on your lawnmower, usually situated somewhere on the body. It typically has a cap labeled “Fuel” or “Gas.”
2. Choose the Correct Fuel
Refer to your lawnmower’s user manual to determine the recommended fuel type. Most gasoline-powered lawnmowers require unleaded gasoline with an octane rating of 87 or higher.
| FUEL TYPE | OCTANE RATING |
|---|---|
| Unleaded Gasoline | 87 or Higher |
3. Add Fuel to the Tank
Carefully pour fuel into the tank until it reaches the indicated level, typically marked on the tank or the fuel cap. Do not overfill the tank, as excess fuel can cause problems and create a fire hazard.
4. Replace the Fuel Cap
Securely tighten the fuel cap to prevent fuel leaks and ensure proper fuel flow.
Starting the Lawn Mower
Before starting your lawnmower, it’s crucial to ensure safety by wearing appropriate attire, such as long pants, closed-toe shoes, and safety glasses. Additionally, check the oil level, making sure it’s within the recommended range indicated on the dipstick. If necessary, add oil to the appropriate level. Also, inspect the blade for any damage or cracks and replace it if needed.
Fueling the Lawn Mower
For gasoline-powered lawnmowers, use unleaded fuel with a minimum octane rating of 87. Avoid using stale fuel or fuel containing more than 10% ethanol. Locate the fuel tank and remove the cap. Carefully fill the tank to the indicated level, being cautious not to overfill. Securely replace the fuel cap to prevent spills.
Starting the Engine
Locate the ignition switch and turn it to the “On” position. For electric-start mowers, press the starter button. For manual-start mowers, pull the recoil cord with a swift, even motion. Once the engine starts, engage the throttle lever to increase the engine speed and begin mowing. If the mower stalls, return the throttle lever to the “Idle” position, wait a few seconds, and then attempt to restart the engine.
Here’s a more detailed explanation of the starting procedure for manual-start lawnmowers:
- Set the choke to the “Full” position.
- Grasp the recoil cord handle and pull firmly.
- As the engine starts to sputter, gradually push the choke lever towards the “Run” position.
- Once the engine runs smoothly, release the recoil cord.
- Engage the throttle lever to increase the engine speed.
| Starter Type | Steps |
|---|---|
| Electric | Turn ignition switch to “On” and press starter button. |
| Manual | Set choke to “Full”, pull recoil cord, adjust choke as engine starts, and release recoil cord once running smoothly. |
Adjusting the Cutting Height
The cutting height of your lawnmower determines the length of the grass after mowing. To adjust the cutting height, follow these steps:
- Locate the cutting height adjustment lever or knob on the mower deck.
- Move the lever or knob to the desired cutting height setting. Refer to the manufacturer’s instructions for recommended cutting heights for different types of grass.
- Make sure the cutting deck is level before starting the mower, to ensure an even cut.
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For Most Mowers:
| Typical Cutting Heights (inches) | Grass Type |
|---|---|
| 1-1.5 | Fine-leaf fescue, Kentucky bluegrass |
| 1.5-2.5 | Perennial ryegrass, tall fescue |
| 2.5-3.5 | Zoysia, Bermuda grass |
-
For Electric Mowers:
Electric mowers may have a push-button height adjustment system. Press the desired height setting on the control panel to adjust.
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For Riding Mowers:
Riding mowers typically have a lever or knob to adjust the cutting height. Adjust the deck height by moving the lever or knob while operating the mower.
Mowing the Lawn Effectively
1. Choose the Right Time to Mow
The best time to mow your lawn is in the morning or late afternoon when the grass is dry. Avoid mowing during the hottest part of the day, as this can stress the grass and make it more susceptible to disease.
2. Adjust the Mower Height
The height of the mower blade should be adjusted according to the type of grass you have. For most grasses, a height of 2.5 to 3 inches is ideal.
3. Overlap Your Rows
When mowing, overlap your rows by about one-third to ensure that all of the grass is cut evenly.
4. Don’t Cut Too Much at Once
Avoid cutting more than one-third of the grass blade at a time. This can weaken the grass and make it more susceptible to pests and diseases.
5. Mow in Different Directions
To prevent ruts and compaction, mow in different directions each time you cut the lawn. This helps distribute the weight of the mower and promotes even growth.
Additional Tips:
| Tip | Description |
|---|---|
| Sharpen the mower blade | A sharp blade will cut the grass cleanly and prevent tearing. |
| Clean the mower deck | This will prevent grass clippings from building up and clogging the mower. |
| Water the lawn regularly | This will help the grass grow healthy and strong. |
Maintaining the Lawn Mower
Check the Oil Level
Regularly check the oil level in the engine. Use the recommended type of oil for your lawn mower, and make sure to fill it to the correct level as indicated on the oil dipstick.
Change the Air Filter
A dirty air filter can restrict airflow to the engine, reducing performance. Replace the air filter annually or more often if your lawn mower is used frequently in dusty conditions.
Sharpen or Replace the Blade
A dull blade will not cut grass efficiently. Get your lawn mower blade sharpened or replaced every season, or more often if you notice that it is not cutting well.
Clean the Undercarriage
Over time, grass and dirt can accumulate under the lawn mower, clogging the deck and preventing efficient cutting. Regularly clean the undercarriage of the lawn mower to remove any debris.
Lubricate the Moving Parts
Regularly lubricate the moving parts of the lawn mower, such as the wheels, bearings, and linkages. This will keep the mower running smoothly and extend its lifespan.
Check the Spark Plug
A worn or fouled spark plug can cause ignition problems. Regularly check the spark plug and replace it if necessary. For guidance, refer to the chart below:
| Spark Plug Condition | Action |
|---|---|
| White or Grey | Running too lean or overheated |
| Black or Sooty | Running too rich or over-oiled |
| Light Brown or Tan | Optimal performance |
Troubleshooting Common Lawn Mower Issues
If your lawn mower isn’t starting, there are a few simple troubleshooting steps you can take to find the problem.
1. Check the Fuel
Make sure there is enough fuel in the tank and that it is fresh. Old fuel can go bad and cause problems starting the mower.
2. Check the Spark Plug
The spark plug is responsible for igniting the fuel. Inspect the spark plug for dirt, damage, or a gap that is too wide or too narrow.
3. Check the Air Filter
A dirty air filter can restrict airflow to the engine, which can make it difficult to start. Remove the air filter and clean it with compressed air.
4. Check the Oil Level
Low oil can cause the engine to seize up. Check the oil level and add oil if necessary.
5. Clean the Carburetor
A dirty carburetor can prevent the engine from getting the fuel it needs. Remove the carburetor and clean it with a carburetor cleaner.
6. Check the Ignition Coil
The ignition coil provides the spark that ignites the fuel. Inspect the ignition coil for any damage or loose connections.
7. Starter Problems
There are several potential issues with the starter system that could prevent the lawn mower from starting.
| Issue | Solution |
|---|---|
| Dead battery | Charge or replace the battery. |
| Faulty starter motor | Replace the starter motor. |
| Broken starter solenoid | Replace the starter solenoid. |
Winterizing the Lawn Mower
Preparing your lawn mower for winter storage is crucial to ensure its longevity. Follow these steps to properly winterize your lawn mower:
1. Clean the Lawn Mower
Thoroughly remove any grass clippings, dirt, and debris from the mower’s deck, engine, and wheels using a brush or compressed air.
2. Change the Oil
Replace the old engine oil with fresh oil of the recommended type and viscosity. This will prevent corrosion and ensure proper lubrication during storage.
3. Drain the Fuel
Empty the fuel tank completely to prevent fuel degradation and carburetor problems. Disconnect the fuel line and run the mower until it stalls.
4. Remove the Spark Plug
Unscrew the spark plug and apply a small amount of anti-seize compound to the threads. This will protect the plug from corrosion and make it easier to remove in the spring.
5. Lubricate Moving Parts
Apply a light layer of oil or lubricant to all moving parts of the mower, including the wheels, axles, and throttle cable.
6. Store the Mower
Store the lawn mower in a clean, dry place that is protected from the elements. Cover the mower with a tarp or other protective cover to prevent moisture and dust accumulation.
7. Inspect the Battery
If your lawn mower has a battery, remove it and store it in a warm, dry place. Clean the battery terminals and apply petroleum jelly or battery terminal protector to prevent corrosion.
8. Additional Tips
| Tip | Description |
|---|---|
| Add Fuel Stabilizer | Add a fuel stabilizer to the remaining fuel in the tank to prevent gumming and fuel degradation. |
| Sharpen the Blade | Sharpen the mower blade before storing it to ensure optimal performance when you use it again. |
| Check the Air Filter | Inspect and replace the air filter if it is dirty or clogged. |
1. Choose the Right Time to Mow
Mow during the coolest part of the day to avoid stressing the grass. Avoid mowing when the grass is wet, as this can cause clumping and damage the mower.
2. Set the Correct Cutting Height
The cutting height depends on the type of grass and the time of year. Generally, taller grass is healthier and more resistant to drought.
3. Mow Regularly
Mow your lawn often enough to keep it at a consistent height. Frequent mowing encourages healthy growth and prevents the grass from becoming overgrown.
4. Clean the Mower
Regularly clean the mower deck and blades to prevent grass clippings from building up and clogging the machine. Clean the air filter as well to ensure optimal engine performance.
5. Sharpen the Blades
Sharp blades cut grass cleanly, promoting healthy growth. Blunt blades tear the grass, leaving it vulnerable to disease and pests.
6. Use Mulching or Grass Cycling
Mulching or grass cycling returns grass clippings to the lawn, enriching the soil and reducing the need for fertilizer.
7. Mow in Different Directions
Varying the mowing direction prevents ruts and keeps the grass from growing in one direction only.
8. Leave Grass Clippings on the Lawn
Leaving grass clippings on the lawn reduces the need for fertilizer and provides nutrients for the grass.
9. Edge Your Lawn
Edging gives your lawn a clean, finished look and prevents grass from growing into flower beds and paths.
10. Tips for Optimal Lawn Mowing:
| Tip | Description |
|---|---|
| Check the oil level | Ensure the mower has sufficient oil for smooth operation. |
| Inspect the spark plug | Make sure the spark plug is clean and functioning properly. |
| Use fresh gas | Avoid using old gas, as it can cause the mower to run poorly. |
| Store the mower properly | Keep the mower in a dry, sheltered area to prevent rust and damage. |
| Service regularly | Have the mower serviced by a professional annually to ensure it runs optimally. |
How To Start A Lawnmover
Before starting your lawnmower, make sure it is in a well-ventilated area and the spark plug is properly connected. Ensure the fuel tank is filled with fresh gasoline and that the oil level is adequate. Clear any debris or grass clippings from the blade housing and check the air filter for any blockages.
For electric lawnmowers, simply plug in the power cord and turn on the switch. For gas-powered lawnmowers, follow these steps:
- Locate the starter handle and pull the cord sharply to engage the engine.
- Once the engine starts, release the starter handle and let the lawnmower run for a few minutes to warm up.
- Adjust the throttle lever to increase or decrease the engine speed as needed.
- Engage the blade by pulling the lever or pushing the button.
Always refer to the owner’s manual for specific instructions on starting your lawnmower and follow all safety precautions to prevent accidents.
People Also Ask About How To Start A Lawnmover
How do I start a riding lawnmower?
To start a riding lawnmower, insert the ignition key and turn it to the “on” position. Depress the brake pedal and pull the starter lever. Once the engine starts, release the starter lever and let the lawnmower run for a few minutes to warm up. Engage the blade by pushing the button or pulling the lever.
Why won’t my lawnmower start?
There are several reasons why a lawnmower may not start. Some common causes include:
- Empty fuel tank
- Faulty spark plug
- Clogged air filter
- Dirty carburetor
- Malfunctioning starter
It is recommended to refer to the owner’s manual for specific troubleshooting instructions and to consult a qualified mechanic if the problem persists.
