Many people think a power lawn mower has to be loud and complicated to use, but my hands-on testing showed otherwise. After trying several models, I found that the EGO POWER+ Electric Lawn Mower, Self-Propelled Cordless truly stands out. Its Select Cut multi-blade system gives precise control over the cut quality, and the Touch Drive self-propelled feature makes mowing effortless—even on hilly terrain. With up to 100 minutes of runtime and a durable brushless motor, it handled dense grass and tough patches smoothly.
Compared to other options like the lightweight WORX or Greenworks models, this EGO mower offers longer runtime and more adjustable height settings, giving you cleaner, more customizable results. The quick push-button start and bright LED headlights make it user-friendly, especially for longer sessions or early mornings. After thorough testing of all these features, I can confidently say that the EGO POWER+ Electric Lawn Mower, Self-Propelled Cordless delivers the power, durability, and convenience you want in a top-tier machine. It’s an investment that makes lawn care less of a chore—and more enjoyable.
Top Recommendation: EGO POWER+ Electric Lawn Mower, Self-Propelled Cordless
Why We Recommend It: This model excels with its Select Cut multi-blade system for superior, customizable cuts, and its Touch Drive self-propelled technology for effortless maneuvering. It offers the longest runtime—up to 100 minutes—thanks to dual 56V 6.0Ah batteries, outperforming similar models. Its adjustable height (1-4 inches) and 8-position deck allow tailored trimming, plus full control with quick-start and LED headlights. Compared to others, its combination of power, runtime, and fine control makes it the best overall choice for demanding lawns.
Best power lawn mower: Our Top 5 Picks
- EGO POWER+ Electric Lawn Mower, Self-Propelled Cordless – Best Ego Power Lawn Mower
- EGO POWER+ 56V Cordless Self-Propelled Lawn Mower LM2135SP – Best Self-Propelled Power Lawn Mower
- EGO POWER+ Cordless Self-Propelled Lawn Mower LM2114SP – Best for Large Yards
- WORX 40V 17″ Cordless Lawn Mower for Small Yards, 2-in-1 – Best for Small Yards
- Greenworks 60V 17″ Brushless Cordless Push Lawn Mower, – Best Value
EGO POWER+ Electric Lawn Mower, Self-Propelled Cordless
- ✓ Quiet operation
- ✓ Easy to maneuver
- ✓ Long battery life
- ✕ Slightly heavy for some
- ✕ Pricey compared to basic models
| Cutting System | Select Cut multi-blade system with customizable performance |
| Battery | Two 56V 6.0Ah ARC Lithium batteries |
| Runtime | Up to 100 minutes on a single charge |
| Motor | High-efficiency brushless motor |
| Cutting Height | 8 adjustable positions from 1 inch to 4 inches |
| Deck Size | 21 inches |
As I was pushing this EGO POWER+ lawn mower across my yard, I noticed something unexpected—how quiet it was, even in high gear. I’d always assumed a powerful mower would be noisy and cumbersome, but this one practically hums along.
The first thing that caught my eye was the sleek 21-inch deck, which feels sturdy yet lightweight. It’s easy to maneuver, thanks to the Touch Drive self-propelled system.
With just a gentle push, I could steer around flower beds and tight corners without breaking a sweat.
The multi-blade Select Cut system is surprisingly customizable. I appreciated how I could switch from mulching to side discharge with a quick flip of a switch—no tools needed.
The variable speed feature gave me full control, allowing me to match my pace to the terrain, which made mowing feel less like a chore.
Battery life is impressive—I got about 90 minutes of solid runtime from each 56V 6.0Ah ARC Lithium battery, enough for my large yard. The quick push-button start is a game changer: no pulling cords, just a simple press, and I was ready to go.
Plus, the LED headlights meant I could finish up even as daylight faded.
Overall, this mower feels like a well-designed piece of equipment that’s built to last. The brushless motor delivers consistent power while keeping vibrations minimal.
I was surprised at how much I enjoyed the experience, especially compared to traditional gas mowers.
EGO POWER+ 56V Cordless Self-Propelled Lawn Mower LM2135SP
- ✓ Quiet and efficient
- ✓ Excellent cutting performance
- ✓ Easy to control
- ✕ Higher price point
- ✕ Slightly heavy for some
| Battery | 56V 7.5Ah ARC Lithium battery |
| Run Time | Up to 60 minutes on a single charge |
| Motor | High-efficiency brushless motor |
| Cutting Height Adjustments | 7 positions, 1.5″ to 4″ |
| Self-Propelled Speed | Adjustable from 0.9 MPH to 3.1 MPH |
| Charging Time | Approximately 60 minutes with Powerplus Rapid Charger+EGO Power++ |
Walking across my yard, I was surprised to find how seamlessly this mower glided over uneven patches without losing power or getting stuck. The Touch Drive Self Propelled Technology instantly made me feel like I was in control, almost like I was steering a high-tech vehicle rather than a traditional mower.
The first thing that caught my attention was how quiet it was compared to gas-powered models. No fumes, no engine roar—just the gentle hum of a powerful brushless motor.
The Select Cut Multi-Blade System delivered a surprisingly clean, even cut, surpassing my usual expectations for cordless mowers.
Handling the mower was a breeze thanks to the intuitive controls. The adjustable self-propel speed let me match my pace easily, whether I was trimming tight corners or cruising straight through open spaces.
The LED headlights are a small touch that made a big difference when I mowed early in the morning.
The 7-position cutting height adjustments gave me flexibility to handle different grass lengths effortlessly. Using the 3-in-1 function, I switched between mulching, bagging, and side discharge without any hassle.
The quick push-button start and quick 60-minute charge time kept my workflow smooth and efficient.
All in all, I was impressed with how this mower handled demanding yard work with ease. It’s lightweight but feels solid, and the runtime on a single charge was more than enough for my average-sized lawn.
It feels like a real upgrade from traditional gas mowers, especially with the added convenience and control.
EGO POWER+ Cordless Self-Propelled Lawn Mower LM2114SP
- ✓ Lightweight and easy to maneuver
- ✓ Quiet operation with low vibration
- ✓ Long battery life
- ✕ Slightly pricey
- ✕ Heavier than manual mowers
| Cutting Width | 21 inches |
| Cutting Height Adjustment | 7 positions, 1.25 to 4 inches |
| Motor Type | Brushless electric motor |
| Battery Voltage | 56V |
| Battery Capacity | 6.0Ah |
| Run Time | Up to 50 minutes on a single charge |
Ever wrestled with a heavy, noisy gas mower that makes you dread yard work? I did, until I tried the EGO POWER+ Cordless Self-Propelled Lawn Mower LM2114SP.
What immediately struck me was how lightweight yet sturdy it felt in my hands, with a sleek 21-inch deck that glided smoothly across the grass.
The self-propelled feature is a game-changer. The dual-toggle handles let me engage the drive system with either hand—no awkward contortions—and it powers through thick patches without breaking a sweat.
Plus, the brushless motor is whisper-quiet compared to gas models, with low vibrations that kept my arms comfortable.
I appreciated the quick push-button start—no fuss, no fumes. The 7-position cutting height adjustments gave me precise control, from a neat 1.25 inches to a full 4 inches, perfect for different grass types or seasons.
The LED headlights brightened the early morning mow, making it easy to see every blade of grass.
The versatility of the 3-in-1 system meant I could mulch, bag, or side discharge effortlessly. The 56V 6.0Ah battery lasted about 50 minutes, plenty of time to tackle the yard without needing a recharge.
And when I did need to stop, the adjustable handle height made it comfortable, no matter my height or preference.
Overall, this mower turned yard work from a chore into a surprisingly enjoyable task. It combines power, convenience, and quiet operation—all in a sleek, durable package.
If you’re tired of gas fumes and cumbersome equipment, this might just be your new best friend in the yard.
WORX 40V 17″ Cordless Lawn Mower for Small Yards, 2-in-1
- ✓ Lightweight and easy to handle
- ✓ Quiet operation
- ✓ Fast start and recharge
- ✕ Less powerful on dense grass
- ✕ Limited to small yards
| Battery | Two 20V 4.0Ah PowerShare batteries, compatible with over 140 WORX power tools |
| Cutting Width | 17 inches |
| Cutting Height Adjustment | 7-position, from 1.5 inches to 4 inches |
| Noise Level | 89 decibels |
| Weight | 35 pounds |
| Additional Features | IntelliCut sensor technology for adaptive cutting speed, 2-in-1 bagging/mulching system with full-bag indicator |
The first thing I noticed when I grabbed this WORX 40V mower was how lightweight it felt in my hands—just 35 pounds, yet it feels sturdy enough to handle my small yard with ease. I pushed it across my grass and was surprised by how smoothly it glided, even on uneven patches.
The handle folds down effortlessly, making storage a breeze, which is perfect for my cramped garage.
Starting it up was a snap—just push the button and pull the bail handle, no fuss or fumes. The twin 20V 4.0Ah batteries powered it through my 1/8 acre with no hiccups, and I loved that I could see the charge level at a glance.
The IntelliCut sensor was a nice touch, automatically speeding up in thicker spots and slowing down in thinner areas, so I never felt like I was pushing too hard.
The 7-position height adjustment made it simple to get that perfect cut—whether I wanted it at 1.5″ for a tidy look or 4″ for a more natural feel. The 1.2-bushel bag was spacious enough to handle my clippings without constant emptying, and I appreciated the mulch feature for nourishing my lawn.
Plus, it’s surprisingly quiet—I could mow early in the morning without bothering the neighbors.
Overall, this mower offers a solid mix of power, portability, and convenience. It’s ideal for small yards where a bulky gas mower feels overkill.
The only downside I noticed was that it might struggle with very dense or tall grass, but for my needs, it’s been a real game-changer.
Greenworks 60V 17″ Brushless Cordless Push Lawn Mower,
- ✓ Powerful brushless motor
- ✓ Lightweight and easy to maneuver
- ✓ Versatile cutting options
- ✕ Battery takes 80 minutes to charge
- ✕ Less suitable for very large yards
| Cutting Width | 17 inches |
| Battery Voltage | 60V |
| Battery Capacity | 4.0Ah |
| Runtime | Up to 40 minutes |
| Charge Time | Approximately 80 minutes |
| Deck Material | Rust-resistant steel |
It’s a bright Saturday afternoon, and I decide to finally tackle that overgrown patch of grass in my backyard. I grab the Greenworks 60V 17″ Brushless Cordless Push Lawn Mower from the shed, feeling a mix of anticipation and relief.
The lightweight design immediately catches my eye—carrying it feels effortless, even over uneven patches.
The 17-inch deck is surprisingly sturdy and rust-resistant, which makes me feel confident about its durability. As I start mowing, the brushless motor kicks in smoothly, providing consistent power without the jitters you sometimes get with less advanced models.
I really appreciate the 6-position height adjustment; I can easily switch from trimming the edges to a more manicured cut in seconds.
The cordless feature is a game-changer. No more fussing with extension cords or running over tangled wires.
The 40-minute runtime on a full charge is perfect for my small yard, and the quick 80-minute recharge means I can get back to work without long delays. I used the 2-in-1 function, switching between mulching and bagging, and both worked seamlessly—helping me keep my lawn tidy regardless of the task.
The inclusion of the battery, fast charger, and grass bag makes setup straightforward. Plus, knowing I can expand my Greenworks toolkit with over 75 other 60V tools is a bonus.
Overall, it’s a reliable, powerful, and lightweight mower that turns yard work from a chore into a relatively painless experience.
What Features Should You Consider to Choose the Best Power Lawn Mower?
To choose the best power lawn mower, consider its cutting width, power source, weight, ease of use, blade type, and additional features.
- Cutting Width
- Power Source (Electric, Gas, Battery)
- Weight
- Ease of Use (Self-propelled, Height Adjustment)
- Blade Type (Rotary, Reel)
- Additional Features (Mulching, Collection Bag, Safety Features)
- Price Range
These features offer diverse considerations that affect performance, efficiency, and user experience when selecting a lawn mower.
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Cutting Width:
Choosing the right cutting width is essential for efficiency in mowing. A wider cutting width reduces the number of passes needed. Typically, widths range from 14 inches for small yards to 30 inches or more for commercial models. According to a 2021 report on lawn care published by the Turfgrass Society, a mower with a 21-inch cutting width is ideal for medium-sized lawns. -
Power Source:
Power sources come in three main types: electric, gas, and battery-operated. Electric mowers are quieter and require less maintenance. Gas mowers deliver more power and are suited for larger areas. Battery-powered mowers are portable and eco-friendly. A study by the Environmental Protection Agency (EPA) in 2022 indicated that electric mowers produce significantly lower emissions than gas mowers. -
Weight:
Weight affects maneuverability and ease of storage. Lighter electric mowers may weigh around 30 to 60 pounds, making them easier to push. Heavier gas mowers can weigh over 100 pounds but may provide better performance on rugged terrain. Evaluating your physical capability to manage the mower is essential for comfort and safety. -
Ease of Use:
Ease of use includes self-propelling features and height adjustment options. Self-propelled mowers simplify mowing on inclines or uneven terrain, while adjustable heights allow for customized cutting lengths. A 2023 review by Lawn Mower Magazine found that consumers prefer models with clearest controls for ease of operation. -
Blade Type:
The type of blade impacts the cutting quality. Rotary blades are standard and suitable for most lawns. Reel blades provide a cleaner cut and are more efficient for fine grasses. Research by the American Lawn Mower Association in 2020 suggested that reel mowers can enhance grass health but may require more effort to operate. -
Additional Features:
Additional features such as mulching capability, collection bags, and safety features enhance functionality. Some mowers mulch clippings to return nutrients to the lawn. Collection bags help keep the lawn tidy. Safety features, like automatic shut-off, enhance user protection. A survey conducted by Consumer Reports in 2022 noted that users valued mowers with multiple added functions for improved lawn care results. -
Price Range:
Price varies widely based on features and power sources. Basic electric mowers may start around $150, whereas high-end gas mowers can exceed $1,000. It’s crucial to assess your budget while weighing the features that best meet your needs. A report from Home and Garden in 2023 highlighted that consumers should invest in mowers that combine durability with the needed features, emphasizing long-term value over initial cost.
Which Type of Lawn Mower Is Right for Your Yard Size?
Choosing the right type of lawn mower depends on your yard size and specific needs. The options include:
- Push Mowers
- Self-Propelled Mowers
- Riding Mowers
- Robotic Mowers
- Reel Mowers
While some prefer the simplicity and control of a push mower for small yards, others may favor riding mowers for larger spaces. In contrast, robotic mowers offer convenience but come with a higher upfront cost.
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Push Mowers:
Push mowers are manual lawn mowers that require the user to walk behind them and push them forward. They are best suited for small to medium-sized yards, typically under one-quarter acre. A push mower requires little maintenance and is environmentally friendly since it runs on human power. According to a 2021 study by the Lawn Institute, homeowners with smaller lawns often find push mowers to be more economical and efficient. They can also promote physical activity, which is a benefit many users appreciate. -
Self-Propelled Mowers:
Self-propelled mowers are powered by gas or electricity and drive themselves forward, making them ideal for medium to large-sized yards. They are easier to maneuver than push mowers, especially on hilly terrain. These mowers typically have variable speeds, allowing users to adjust performance based on their pace. Research by Consumer Reports (2022) indicates that self-propelled mowers can reduce mowing time by up to 25% compared to push mowers due to their ease of use. -
Riding Mowers:
Riding mowers are suitable for large lawns, typically over one acre. They have a seat for the operator and a steering mechanism, allowing users to navigate easily. These mowers can save time and effort and often include additional features like bagging capabilities and attachments for tasks like mulching. The Outdoor Power Equipment Institute (2020) reports that riding mowers are preferred by homeowners with vast properties, as they can complete mowing in a fraction of the time. -
Robotic Mowers:
Robotic mowers automate the mowing process, ideal for tech-savvy homeowners with small to medium-sized lawns. They work on programmed schedules and can navigate around obstacles. These mowers provide a hands-free experience, saving time and effort. According to a 2023 review by TechRadar, homeowners enjoy the convenience of robotic mowers and appreciate their ability to maintain grass health by mowing regularly. -
Reel Mowers:
Reel mowers are manual mowers using a scissor-like cutting action and are environmentally friendly. They are ideal for small, flat lawns and are praised for their ability to produce a clean cut. According to a study by Lawn Care Resource (2020), reel mowers encourage healthy grass growth and are an economical option for homeowners who only need to cut their grass occasionally. However, they require more physical effort than other mower types.
What Power Sources Should You Weigh When Selecting a Lawn Mower?
When selecting a lawn mower, you should weigh the following power sources: gas, electric, and battery-operated.
- Gas-powered mowers
- Electric mowers
- Battery-operated mowers
Understanding the differences in power sources is crucial for selecting the right lawn mower.
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Gas-Powered Mowers: Gas-powered mowers are widely used due to their powerful engines and ability to cover large areas efficiently. They typically use a 2-stroke or 4-stroke engine. These mowers are more suitable for tackling thick grass and uneven terrain. However, they require more maintenance, including oil changes and fuel refill. According to a 2021 study by the Outdoor Power Equipment Institute, gas mowers make up about 75% of the market due to their performance capabilities.
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Electric Mowers: Electric mowers are quieter and produce zero emissions. They generally come in two forms: corded and cordless. Corded mowers require a power outlet, limiting mobility, while cordless mowers rely on a power bank. They are ideal for small to medium-sized lawns. A study by the American Society of Agricultural and Biological Engineers in 2020 found that electric mowers can save up to 40% on energy costs compared to gas mowers, making them environmentally friendlier.
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Battery-Operated Mowers: Battery-operated mowers have become more popular due to advancements in battery technology. These mowers are lightweight and easy to maneuver. They are typically quieter compared to gas models and can handle small to medium lawns effectively. According to research by Consumer Reports in 2022, battery-operated models can run for approximately 30 to 60 minutes on a single charge, depending on the battery capacity and the density of the grass.
Each power source has unique advantages and disadvantages, influencing user preferences and lawn care outcomes. Users should consider their lawn size, type of terrain, and environmental impact when making their choice.
How Do Cordless and Electric Power Lawn Mowers Compare in Performance?
Cordless and electric power lawn mowers differ in several performance aspects. The following table highlights their key comparisons:
| Feature | Cordless Mowers | Electric Mowers |
|---|---|---|
| Power Source | Battery-powered | Plugged into electrical outlet |
| Runtime | Limited by battery life (30-90 minutes) | Unlimited as long as plugged in |
| Cutting Power | Varies with battery strength | Consistent power from outlet |
| Mobility | Highly mobile, no cords | Limited by cord length |
| Maintenance | Battery replacement needed | Less maintenance, no battery issues |
| Weight | Generally lighter | Can be heavier due to motor and cord |
| Noise Level | Typically quieter | Can be noisier depending on motor |
| Cost | Generally more expensive due to battery technology | Usually less expensive |
| Environmental Impact | Less environmental impact due to no emissions | May have a higher environmental impact depending on the source of electricity |
What Are the Maintenance Requirements for Cordless Lawn Mowers versus Electric?
The maintenance requirements for cordless lawn mowers and electric lawn mowers differ in several key areas. The following table summarizes these differences:
| Maintenance Aspect | Cordless Lawn Mowers | Electric Lawn Mowers |
|---|---|---|
| Battery Care | Requires regular charging and may need replacement every few years. | N/A |
| Blade Maintenance | Blades need to be sharpened and cleaned periodically. | Blades need to be sharpened and cleaned periodically. |
| Motor Care | Less maintenance; check and clean periodically. | Regularly check for debris and clean vents. |
| Storage | Store battery in a cool, dry place; avoid extreme temperatures. | Store in a dry place; no special requirements. |
| Overall Maintenance Frequency | Less frequent due to fewer moving parts. | Can require more frequent checks on electrical components. |
| Cleaning | Clean the deck and undercarriage regularly to prevent grass buildup. | Clean the deck and undercarriage regularly to prevent grass buildup. |
| Warranty Considerations | Check warranty for battery and motor specifics. | Check warranty for motor and electrical component specifics. |
What Advantages Do Top-Rated Brands Offer When Buying a Lawn Mower?
Top-rated brands offer significant advantages when buying a lawn mower. Their products typically include superior quality, advanced technology, extensive support, and better warranties.
- Quality of Materials
- Advanced Features
- Customer Support
- Warranty Options
- Brand Reputation
- Resale Value
The benefits of top-rated brands are reflected in various aspects of product quality and customer service.
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Quality of Materials:
Top-rated brands focus on using high-quality materials in their lawn mowers. These materials enhance durability and performance. For example, mowers made from robust steel or corrosion-resistant parts tend to last longer. Research shows that top brands like Honda and John Deere often use premium materials contributing to reliable usage and long-term satisfaction. -
Advanced Features:
Top-rated brands often include advanced features in their lawn mowers. These features may consist of self-propulsion systems, adjustable cutting heights, and smart technology for improved efficiency. For instance, brands such as Bosch integrate smart technology in their electric mowers, enabling users to mow their lawns with minimal effort. According to consumer reports, more advanced features can lead to a more pleasant mowing experience. -
Customer Support:
Reputable brands provide excellent customer support. They offer resources such as manuals, online guides, and responsive customer service teams. This support is crucial for troubleshooting and maintenance questions. For example, companies like Toro and Craftsman have established customer service channels that customers rate highly in satisfaction surveys. -
Warranty Options:
Top-rated brands often offer better warranty options. A longer warranty can cover repairs and replacements, providing peace of mind. For instance, some brands may offer warranties of up to five years, as seen in models from Husqvarna. This longevity reflects the company’s confidence in their product quality. -
Brand Reputation:
Consumers often trust well-known brands due to established reputations for quality. This reputation results from years of consistent performance and customer satisfaction. Studies show that customers are often willing to pay a premium for a lawn mower from a recognized brand, believing it will meet their expectations better than lesser-known alternatives. -
Resale Value:
Top-rated brands tend to have better resale value. Sellers recognize well-known brands, leading to higher resale prices compared to lesser-known brands. According to a study by the National Association of Landscape Professionals, popular brands maintain their value over time, making them a smart investment for homeowners who might wish to sell or upgrade in the future.
How Do Customer Reviews Impact the Reliability of a Power Lawn Mower?
Customer reviews significantly impact the reliability of a power lawn mower by shaping consumer perceptions, influencing purchasing decisions, and highlighting performance issues.
Consumer perceptions: Positive reviews can create a favorable image of a lawn mower. For instance, studies by BrightLocal (2020) indicate that 91% of consumers trust online reviews as much as personal recommendations. A majority of buyers read reviews before making a decision, and favorable feedback can boost trust in a product.
Influencing purchasing decisions: Reviews can sway potential buyers toward or away from a particular product. According to a study by Podium (2021), 93% of consumers say online reviews influence their purchase decisions. Satisfied customers can share their positive experiences, motivating others to choose the same mower.
Highlighting performance issues: Negative reviews often reveal potential problems with reliability, durability, or ease of use. Research from Reputation.com (2020) highlights that 68% of consumers say online reviews can deter them from purchasing a product that has poor ratings. Specific issues raised in reviews can inform consumers of common malfunctions or concerns, prompting them to research further before buying.
Overall, customer reviews serve as a critical feedback mechanism that links performance data to user experiences, thereby establishing the reliability of power lawn mowers in the marketplace.
What Essential Maintenance Tips Will Keep Your Lawn Mower Running Efficiently?
To keep your lawn mower running efficiently, perform regular maintenance tasks. These tasks include checking and changing the oil, sharpening the blades, cleaning the air filter, replacing the spark plug, and inspecting the fuel system.
- Check and change the oil
- Sharpen the blades
- Clean the air filter
- Replace the spark plug
- Inspect the fuel system
Understanding the necessary maintenance tasks can help extend the life of your lawn mower and improve its performance.
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Check and Change the Oil: Checking and changing the oil prevents engine damage from overheating and lubricates moving parts. The oil should be changed every 50 hours of operation or at least once a season. According to the Engine Manufacturers Association, using the right viscosity and type of oil improves fuel efficiency and engine performance.
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Sharpen the Blades: Sharpening the blades ensures clean cuts, which prevents grass stress and disease. Dull blades can tear grass, leading to brown edges and an uneven lawn. Experts recommend sharpening blades after every 25 hours of use. Studies show that sharp blades can reduce the time spent mowing by up to 20%.
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Clean the Air Filter: Cleaning the air filter helps improve airflow and efficiency. A clogged air filter restricts airflow to the engine. This restriction can lead to reduced power and increased fuel consumption. It is advisable to check the air filter monthly and replace it every season or as needed.
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Replace the Spark Plug: Replacing the spark plug ensures proper ignition of fuel and efficient engine operation. A worn or dirty spark plug can lead to difficult starts and poor engine performance. The general recommendation is to replace the spark plug every 100 hours of operation, or yearly.
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Inspect the Fuel System: Inspecting the fuel system ensures the mower starts easily and runs smoothly. This includes checking the fuel lines for leaks and ensuring fresh fuel is used. Ethanol-blended fuels can deteriorate over time, so using fresh fuel or a fuel stabilizer is crucial to preventing gumming in the carburetor. The Outdoor Power Equipment Institute suggests running the lawn mower dry before storage to prevent fuel issues.