039 Stihl Chainsaw Value Guide (Carb Issues & Repair Insights)

Unearthing the Value of a Stihl 039: More Than Just a Chainsaw

The Stihl 039. It’s a name that evokes images of rugged reliability and the satisfying roar of a well-tuned engine. But what is it really worth? The answer, as with most things, is nuanced.

Assessing Market Value: A Balancing Act

Determining the value of a used chainsaw, especially a model like the Stihl 039 that’s been around for a while, requires a keen eye. Several factors come into play:

Condition: This is paramount. A chainsaw in pristine, near-new condition will command a significantly higher price than one that’s been through the wringer. Look for signs of heavy use, damage, or neglect.
Functionality: Does it start easily? Does it run smoothly? Are all the components working as they should? A chainsaw with mechanical issues will naturally be worth less.
Age: While the Stihl 039 is a durable machine, age does play a role. Older models may have outdated features or be more prone to wear and tear.
Market Demand: The popularity of a particular model can influence its value. The Stihl 039, known for its reliability and versatility, generally holds its value well.
Location: Prices can vary depending on your geographic location. Areas with a strong logging or firewood industry may see higher demand and prices.

Data Point: A well-maintained Stihl 039, in good working condition, can typically fetch between $200 and $400 on the used market. However, prices can fluctuate depending on the factors mentioned above.

Beyond the Dollar Sign: Intrinsic Value

While market value is important, the true value of a Stihl 039 often goes beyond mere dollars and cents. For many, it represents:

Reliability: Stihl is renowned for its quality and durability. The 039 is no exception, offering years of dependable service with proper care.
Versatility: It’s a versatile chainsaw suitable for a wide range of tasks, from felling small trees to bucking firewood.
Ease of Use: While powerful, the 039 is relatively easy to handle, making it a good choice for both experienced users and those new to chainsaws.
Parts Availability: Stihl parts are readily available, making repairs and maintenance relatively straightforward.

Personal Story: I remember inheriting my grandfather’s Stihl 039. It wasn’t in perfect condition, but it was a workhorse. Over the years, I used it for countless projects, from clearing storm debris to building a backyard fence. The sentimental value, coupled with its reliable performance, made it priceless to me.

The Resale Reality: Where to Buy and Sell

If you’re looking to buy or sell a Stihl 039, several options are available:

Online Marketplaces: Platforms like eBay, Craigslist, and Facebook Marketplace can be good places to find used chainsaws. However, exercise caution and thoroughly inspect the chainsaw before making a purchase.
Local Dealers: Some Stihl dealers may buy and sell used chainsaws. This can be a good option for ensuring the chainsaw is in good working condition.
Pawn Shops: Pawn shops may also carry used chainsaws, but prices can be variable.
Auction Sites: Online auction sites can be a good place to find deals, but be prepared to bid competitively.

Insight: When buying a used chainsaw, always ask about its history, including how often it was used, how well it was maintained, and whether it has ever had any major repairs.

Carburetor Conundrums: Decoding the Stihl 039’s Fuel System

Ah, the carburetor. The bane of many a chainsaw owner’s existence. The Stihl 039, like many chainsaws, can be prone to carburetor issues, which can lead to frustrating starting problems, poor performance, and even engine damage.

Understanding the Carburetor’s Role: The Heart of the Engine

The carburetor is responsible for mixing air and fuel in the correct ratio to create a combustible mixture that powers the engine. It’s a complex little device with several key components:

Fuel Inlet: This is where fuel enters the carburetor from the fuel tank.
Needle Valve: This valve regulates the flow of fuel into the carburetor.
Float: The float controls the position of the needle valve, maintaining a constant fuel level in the carburetor bowl.
Jets: Jets are small orifices that meter the amount of fuel delivered to the engine at different speeds.
Throttle Valve: The throttle valve controls the amount of air entering the carburetor, which in turn regulates the engine’s speed.
Choke: The choke restricts airflow into the carburetor, creating a richer fuel mixture for starting a cold engine.

Common Carburetor Problems: Diagnosing the Issue

Several common problems can plague the Stihl 039’s carburetor:

Dirty Carburetor: This is the most common cause of carburetor problems. Dirt, debris, and old fuel can clog the jets and passages, disrupting the flow of fuel.
Sticking Needle Valve: A sticking needle valve can cause the carburetor to flood, making the chainsaw difficult to start.
Leaking Diaphragm: The carburetor diaphragm is a flexible membrane that helps regulate fuel flow. Over time, it can become brittle and crack, causing fuel leaks and poor performance.
Loose or Damaged Fuel Lines: Cracked or loose fuel lines can allow air to enter the fuel system, leading to starting problems and poor performance.
Incorrect Carburetor Adjustment: The carburetor needs to be properly adjusted to ensure the correct air-fuel mixture. Incorrect adjustments can cause the engine to run too lean or too rich.

Data Point: Studies have shown that approximately 70% of chainsaw carburetor problems are caused by a dirty carburetor or old fuel.

Troubleshooting Carburetor Issues: A Step-by-Step Approach

When troubleshooting carburetor problems, it’s important to follow a systematic approach:

Check the Fuel: Make sure the fuel is fresh and clean. Old fuel can become stale and gum up the carburetor.
Inspect the Fuel Lines: Check the fuel lines for cracks, leaks, or damage. Replace any damaged fuel lines.
Clean the Air Filter: A dirty air filter can restrict airflow to the carburetor, causing the engine to run poorly.
Check the Spark Plug: A fouled or damaged spark plug can prevent the engine from starting.
Clean the Carburetor: If the above steps don’t resolve the issue, you may need to clean the carburetor. This involves disassembling the carburetor and cleaning all the jets and passages with carburetor cleaner.
Adjust the Carburetor: Once the carburetor is clean, you may need to adjust the idle speed and high-speed mixture screws.

Insight: When cleaning the carburetor, pay close attention to the small jets and passages. Use compressed air to blow out any remaining debris.

Carburetor Adjustment: Finding the Sweet Spot

Adjusting the carburetor is crucial for optimal performance. The Stihl 039 typically has two adjustment screws:

Idle Speed Screw (LA): This screw adjusts the engine’s idle speed.
High-Speed Mixture Screw (H): This screw adjusts the air-fuel mixture at high engine speeds.

Procedure:

Warm Up the Engine: Start the engine and let it warm up for a few minutes.
Adjust the Idle Speed: Turn the idle speed screw until the engine idles smoothly without stalling.
Adjust the High-Speed Mixture: With the engine running at full throttle, slowly turn the high-speed mixture screw until the engine runs smoothly and produces the most power.
Fine-Tune: Make small adjustments to both screws until you achieve optimal performance.

Caution: Be careful not to run the engine too lean (too much air, not enough fuel), as this can damage the engine. A lean engine will often sound high-pitched and may surge or hesitate.

Carburetor Replacement: When to Throw in the Towel

In some cases, the carburetor may be too damaged or worn to be repaired. If cleaning and adjusting the carburetor don’t resolve the issue, you may need to replace it.

Data Point: A new carburetor for a Stihl 039 can cost anywhere from $30 to $80, depending on the brand and quality.

Tip: When replacing the carburetor, be sure to use a genuine Stihl part or a high-quality aftermarket replacement.

Repair Insights: Beyond the Carburetor

While carburetor issues are common, the Stihl 039 can experience other problems as well. Let’s explore some common repairs and maintenance tips.

Chain and Bar Maintenance: Keeping the Cutting Edge Sharp

The chain and bar are the heart of the chainsaw’s cutting system. Proper maintenance is essential for safe and efficient operation.

Sharpening the Chain: A dull chain is not only inefficient but also dangerous. Sharpen the chain regularly using a chainsaw file or a chain grinder.
Lubricating the Chain: Use a high-quality bar and chain oil to keep the chain lubricated. This reduces friction and wear.
Checking the Bar: Inspect the bar regularly for wear, damage, or burrs. Remove any burrs with a file.
Flipping the Bar: Periodically flip the bar over to distribute wear evenly.
Replacing the Chain and Bar: When the chain and bar are worn beyond repair, replace them with new ones.

Insight: A sharp chain will pull itself through the wood, requiring less force from the operator.

Engine Maintenance: Ensuring Longevity

Proper engine maintenance is crucial for extending the life of your Stihl 039.

Cleaning the Air Filter: Clean the air filter regularly to ensure proper airflow to the engine.
Replacing the Spark Plug: Replace the spark plug annually or more often if needed.
Checking the Fuel Filter: Check the fuel filter regularly and replace it if it’s clogged.
Inspecting the Muffler: Inspect the muffler for damage or blockage. A clogged muffler can reduce engine power.
Using the Correct Fuel Mixture: Use the correct fuel-oil mixture as specified by Stihl.

Data Point: Using the wrong fuel-oil mixture can lead to engine damage, such as piston scoring and bearing failure.

Starting Problems: Cracking the Code

Starting problems can be frustrating, but they’re often caused by simple issues.

Check the Fuel: Make sure the fuel is fresh and the fuel tank is full.
Check the Spark Plug: Make sure the spark plug is clean and properly gapped.
Check the Choke: Use the choke to enrich the fuel mixture when starting a cold engine.
Check the Compression: If the engine has low compression, it may be difficult to start.

Tip: If the chainsaw has been sitting for a long time, it may be necessary to prime the carburetor by pressing the primer bulb several times.

Safety First: Protecting Yourself and Others

Chainsaws are powerful tools that can be dangerous if used improperly. Always follow these safety precautions:

Wear Proper Safety Gear: Wear safety glasses, hearing protection, gloves, and chainsaw chaps.
Read the Owner’s Manual: Familiarize yourself with the chainsaw’s operation and safety features.
Maintain a Safe Distance: Keep bystanders at a safe distance when operating the chainsaw.
Use the Correct Cutting Techniques: Use proper cutting techniques to avoid kickback and other hazards.
Never Cut Above Your Head: Cutting above your head is extremely dangerous.
Inspect the Work Area: Before cutting, inspect the work area for hazards such as power lines, rocks, and debris.
Be Aware of Kickback: Kickback is a sudden and forceful upward or backward movement of the chainsaw that can cause serious injury.

Case Study: A study by the National Institute for Occupational Safety and Health (NIOSH) found that approximately 36,000 chainsaw-related injuries occur each year in the United States. The majority of these injuries are preventable with proper safety precautions.

Wood Processing Wisdom: From Tree to Firewood

The Stihl 039 is a versatile chainsaw that can be used for a variety of wood processing tasks, from felling trees to bucking firewood. Let’s explore some key aspects of wood processing.

Wood Selection: Choosing the Right Species

The type of wood you choose can significantly impact the quality and efficiency of your wood processing.

Hardwoods: Hardwoods, such as oak, maple, and ash, are dense and burn longer than softwoods. They are ideal for firewood and other applications where durability is important.
Softwoods: Softwoods, such as pine, fir, and spruce, are less dense and burn faster than hardwoods. They are often used for kindling and construction.

Data Point: Oak firewood has a heat value of approximately 27 million BTU per cord, while pine firewood has a heat value of approximately 20 million BTU per cord.

Felling Trees: A Delicate Art

Felling trees is a dangerous task that should only be undertaken by experienced individuals.

Assess the Tree: Before felling a tree, assess its size, lean, and any potential hazards.
Plan the Felling Direction: Choose a felling direction that is safe and avoids obstacles.
Make the Notch: Cut a notch in the tree on the side you want it to fall.
Make the Back Cut: Make a back cut on the opposite side of the notch, leaving a hinge.
Use Wedges: If necessary, use wedges to help guide the tree’s fall.

Insight: The hinge controls the direction of the fall. The wider the hinge, the more control you have.

Bucking Firewood: Sizing it Up

Bucking is the process of cutting felled trees into manageable lengths for firewood.

Choose the Right Length: Cut the wood into lengths that are appropriate for your fireplace or wood stove.
Use a Sawbuck: A sawbuck is a wooden frame that supports the wood while you’re cutting it.
Cut Safely: Use proper cutting techniques to avoid kickback and other hazards.

Tip: When bucking firewood, it’s helpful to sort the wood by size and species.

Splitting Firewood: The Final Step

Splitting firewood reduces the size of the wood and allows it to dry more quickly.

Use a Splitting Maul: A splitting maul is a heavy axe designed for splitting wood.
Choose the Right Wood: Split wood that is relatively straight and free of knots.
Swing with Power: Swing the splitting maul with power and accuracy.
Use Wedges: If necessary, use wedges to split particularly tough pieces of wood.

Personal Story: I once spent an entire weekend splitting a huge pile of oak firewood. It was hard work, but the satisfaction of having a winter’s worth of fuel was well worth the effort.

Seasoning Firewood: The Drying Game

Seasoning firewood is the process of drying it to reduce its moisture content.

Stack the Wood: Stack the wood in a well-ventilated area.
Elevate the Wood: Elevate the wood off the ground to allow for better air circulation.
Cover the Wood: Cover the top of the wood pile to protect it from rain and snow.
Allow Time to Dry: Allow the wood to dry for at least six months, or preferably a year.

Data Point: Properly seasoned firewood has a moisture content of 20% or less.

Tool Selection: Beyond the Chainsaw

While the Stihl 039 is a valuable tool, other tools can enhance your wood processing efficiency and safety.

Axes and Mauls: The Muscle Power

Axes and mauls are essential for splitting firewood and felling small trees.

Splitting Maul: A splitting maul is a heavy axe designed for splitting wood.
Felling Axe: A felling axe is a lighter axe designed for felling trees.
Hatchet: A hatchet is a small axe used for various tasks, such as limbing and kindling.

Wedges and Sledges: The Splitting Assistants

Wedges and sledges are used to split tough pieces of wood.

Steel Wedges: Steel wedges are durable and effective for splitting wood.
Wooden Wedges: Wooden wedges are less likely to damage the wood.
Sledgehammer: A sledgehammer is used to drive wedges into the wood.

Safety Gear: Protecting Yourself

Safety gear is essential for protecting yourself from injury.

Safety Glasses: Safety glasses protect your eyes from flying debris.
Hearing Protection: Hearing protection protects your ears from the noise of the chainsaw.
Gloves: Gloves protect your hands from cuts and abrasions.
Chainsaw Chaps: Chainsaw chaps protect your legs from chainsaw cuts.
Steel-Toed Boots: Steel-toed boots protect your feet from falling objects.

Log Splitters: The Effortless Option

Log splitters are hydraulic machines that split wood with ease.

Electric Log Splitters: Electric log splitters are quiet and easy to use.
Gas-Powered Log Splitters: Gas-powered log splitters are more powerful and portable.

Data Point: Log splitters can significantly reduce the amount of time and effort required to split firewood.

Conclusion: Mastering the Art of Wood Processing

The Stihl 039 is a reliable and versatile chainsaw that can be a valuable asset for wood processing. By understanding its value, common carburetor issues, repair insights, and safety precautions, you can keep your chainsaw running smoothly and efficiently for years to come. Remember, wood processing is a skill that takes time and practice to master. Be patient, stay safe, and enjoy the satisfaction of transforming trees into usable wood. Now, go forth and conquer those logs!