Stihl 029 parts diagram - Welcome to the ultimate resource for Stihl 029 chainsaw owners! Our comprehensive parts diagram will guide you through every component of this powerful tool, empowering you with the knowledge to maintain, repair, and optimize your chainsaw for peak performance.
From identifying individual parts to understanding their functions and how they contribute to the overall operation of the chainsaw, this guide will provide you with an in-depth understanding of your Stihl 029.
Contents
Parts Identification

The Stihl 029 chainsaw is a powerful and versatile tool that is used for a variety of tasks, from felling trees to cutting firewood. In order to keep your chainsaw running smoothly, it is important to be familiar with the different parts and their functions.
The following parts diagram provides a comprehensive overview of the Stihl 029 chainsaw, highlighting all major components and their respective part numbers.
Components and Functions
| Part Number | Part Name | Function |
|---|---|---|
| 1123 020 1202 | Engine | Provides power to the chainsaw |
| 1123 020 1205 | Carburetor | Mixes fuel and air to create a combustible mixture |
| 1123 020 1208 | Spark plug | Ignites the fuel-air mixture |
| 1123 020 1211 | Muffler | Reduces noise and emissions |
| 1123 020 1214 | Chain | Cuts through wood |
| 1123 020 1217 | Bar | Supports the chain |
| 1123 020 1220 | Starter rope | Starts the engine |
| 1123 020 1223 | Throttle trigger | Controls the engine speed |
| 1123 020 1226 | Safety brake | Stops the chain in the event of a kickback |
Replacement and Repair Procedures
Maintaining the Stihl 029 chainsaw requires regular replacement and repair of certain components to ensure optimal performance and safety. This section provides step-by-step instructions for replacing common worn or damaged parts, including the chain, bar, air filter, and spark plug.
Before attempting any repairs, it is crucial to adhere to safety precautions. Wear appropriate protective gear, including gloves, safety glasses, and earplugs. Ensure the chainsaw is disconnected from the power source and has cooled down completely.
Chain Replacement, Stihl 029 parts diagram
- Loosen the chain tensioner: Using the provided wrench, loosen the chain tensioner screws on the side of the chainsaw.
- Remove the old chain: Pull the old chain off the guide bar and sprocket.
- Install the new chain: Place the new chain around the sprocket and guide bar, ensuring the cutting teeth face the correct direction.
- Tighten the chain: Adjust the chain tension by tightening the chain tensioner screws until the chain is snug but not overly tight.
- Lubricate the chain: Apply a thin layer of chain lubricant to the chain to reduce friction and wear.
Bar Replacement
- Remove the chain: Follow the steps Artikeld in the Chain Replacement section above.
- Loosen the bar nuts: Using a wrench, loosen the two bar nuts located on the side of the chainsaw.
- Remove the old bar: Slide the old guide bar off the chainsaw.
- Install the new bar: Slide the new guide bar onto the chainsaw and align it with the sprocket.
- Tighten the bar nuts: Hand-tighten the bar nuts, then use a wrench to fully tighten them.
- Install the chain: Follow the steps Artikeld in the Chain Replacement section above.
Air Filter Replacement
- Locate the air filter cover: The air filter cover is typically located on the side or top of the chainsaw.
- Remove the air filter cover: Unclip or unscrew the air filter cover to access the air filter.
- Remove the old air filter: Pull the old air filter out of its housing.
- Install the new air filter: Insert the new air filter into its housing, ensuring it fits snugly.
- Replace the air filter cover: Secure the air filter cover back onto the chainsaw.
Spark Plug Replacement
- Remove the spark plug boot: Pull the spark plug boot off the spark plug.
- Unscrew the old spark plug: Using a spark plug wrench, unscrew the old spark plug from the cylinder head.
- Install the new spark plug: Hand-tighten the new spark plug into the cylinder head, then use the spark plug wrench to fully tighten it.
- Replace the spark plug boot: Push the spark plug boot back onto the spark plug.
Maintenance and Troubleshooting

To ensure optimal performance and longevity of your Stihl 029 chainsaw, it's crucial to adhere to a regular maintenance schedule. This involves cleaning, lubrication, and sharpening of the chain. Additionally, prompt troubleshooting can resolve common issues, such as carburetor problems, ignition failures, and chain derailments.
Maintenance Schedule
- Daily: Check chain tension, clean air filter, and lubricate chain.
- Weekly: Inspect spark plug, clean carburetor, and check fuel filter.
- Monthly: Sharpen chain, replace air filter, and check fuel lines.
- Annually: Service carburetor, inspect piston and cylinder, and replace spark plug.
Troubleshooting Tips
| Issue | Possible Cause | Solution |
|---|---|---|
| Engine won't start | - Clogged fuel filter - Faulty spark plug - Ignition problems |
- Replace fuel filter - Inspect and replace spark plug - Check ignition system |
| Engine runs rough | - Carburetor needs adjustment - Clogged fuel lines - Dirty air filter |
- Adjust carburetor - Clean fuel lines - Replace air filter |
| Chain derailment | - Worn or damaged chain - Loose chain tension - Guide bar misalignment |
- Replace chain - Adjust chain tension - Inspect and adjust guide bar |
Performance Optimization

Maximize the performance of your Stihl 029 chainsaw by implementing proper maintenance practices and utilizing high-quality components. This section explores techniques to enhance cutting efficiency, reduce wear and tear, and ensure optimal operation.
Proper Fuel Mixing Ratios
Maintaining the correct fuel-to-oil ratio is crucial for the longevity and performance of your chainsaw. Stihl recommends a 50:1 ratio of unleaded gasoline to Stihl HP Ultra or HP Super oil. This ratio ensures proper lubrication and prevents engine damage.
Chain Tension Adjustment
A properly tensioned chain ensures smooth cutting and reduces wear on the bar and chain. Adjust the chain tension by tightening the chain tensioning screw until the chain is snug against the bar, with no slack. Ensure the chain can still move freely by hand.
Carburetor Tuning
The carburetor regulates the air-fuel mixture entering the engine. Proper carburetor tuning is essential for optimal performance. Adjustments should be made by a qualified technician or according to the manufacturer's instructions. Avoid over-adjusting, as this can lead to engine damage.
Benefits of High-Quality Parts and Accessories
Investing in high-quality replacement parts and accessories ensures the optimal performance and longevity of your Stihl 029 chainsaw. Genuine Stihl parts are designed to meet the specific requirements of the chainsaw, providing superior durability and performance.
Performance Optimization Tips
- Use fresh fuel mixed at the correct ratio.
- Adjust chain tension regularly.
- Keep the air filter clean.
- Sharpen the chain regularly.
- Use high-quality replacement parts and accessories.
Safety and Compliance

Operating and maintaining the Stihl 029 chainsaw safely is paramount. Adhering to safety guidelines and precautions helps prevent accidents and ensures the well-being of the operator and others nearby. It is essential to prioritize safety when working with this powerful tool.
Safety Guidelines and Precautions
- Wear appropriate protective gear, including a hard hat, safety glasses, earplugs, and gloves.
- Ensure the work area is clear of obstacles and bystanders.
- Maintain a firm grip on the chainsaw and keep both hands on the handles during operation.
- Avoid kickback by keeping the guide bar and chain away from obstacles.
- Never operate the chainsaw while under the influence of alcohol or drugs.
Noise and Emission Regulations
The Stihl 029 chainsaw complies with applicable noise and emission regulations. However, it is essential to be aware of these regulations and take appropriate measures to minimize noise and emissions. Using the chainsaw in well-ventilated areas and adhering to local noise ordinances are crucial. Additionally, regular maintenance and proper tuning help ensure optimal performance and reduce emissions.
Final Wrap-Up: Stihl 029 Parts Diagram

Whether you're a seasoned professional or a novice homeowner, this parts diagram will become your trusted companion. With its clear explanations, step-by-step instructions, and troubleshooting tips, you'll be able to confidently maintain, repair, and optimize your Stihl 029 chainsaw, ensuring it delivers reliable performance for years to come.
Popular Questions
Where can I find the part number for a specific component?
Refer to the comprehensive parts diagram provided in this guide. Each component is clearly labeled with its corresponding part number.
How often should I clean and lubricate my Stihl 029 chainsaw?
Regular cleaning and lubrication are crucial for maintaining optimal performance. Consult the recommended maintenance schedule in this guide for specific intervals.
What are the common troubleshooting issues with the Stihl 029 chainsaw?
This guide provides a comprehensive troubleshooting section that addresses common issues such as carburetor problems, ignition failures, and chain derailments, along with solutions.


