B
Brenda BennettSep 12, 2025
Why is the muffle wet with fuel on my Echo CS-680?
- WWillie StevensSep 12, 2025
If the muffle of your Echo Chainsaw is wet with fuel, it indicates that the fuel mixture is too rich. Open the choke to fix this issue.
To Next PageTo Next PageWhy is the muffle wet with fuel on my Echo CS-680?
If the muffle of your Echo Chainsaw is wet with fuel, it indicates that the fuel mixture is too rich. Open the choke to fix this issue.
Why does my Echo Saw engine die or accelerate poorly?
If your Echo Saw engine dies or accelerates poorly, several factors could be responsible. The air filter, fuel filter, or fuel vent might be dirty or plugged, requiring cleaning or replacement. The spark plug may need cleaning, adjustment, or replacement. Adjusting the carburetor might also help. Additionally, check if the cooling system or exhaust port/silencer is plugged and clean them if necessary.
What to do if the silencer of my Echo Saw is wet with fuel?
If the silencer of your Echo Saw is wet with fuel, the fuel mixture might be too rich. Try opening the choke. Additionally, consider cleaning or replacing the air filter and adjusting the carburetor. If problems persist, consult your ECHO dealer.
General| Chain Pitch | 3/8 in |
|---|---|
| Bar Length | 20 in |
| Fuel Capacity | 0.82 l |
| Oil Capacity | 0.36 l |
| Fuel Tank Capacity | 810 ml (27.4 fl oz) |
| Oil Tank Capacity | 0.36 l |
Precautions to prevent kickback injuries when operating a chain saw.
General safety guidelines for operating a chain saw, covering various aspects.
Explains the meaning of DANGER, WARNING, and CAUTION safety alert symbols.
Defines symbols indicating prohibited actions and providing notices.
Details meanings of symbols and important safety decals on the saw.
Lists all components included with the ECHO chain saw for user verification.
Identifies and illustrates all key parts of the chain saw with numbered references.
Discusses health effects of vibration, cold, and repetitive stress injuries.
Emphasizes PPE and safety for hot weather and hot surfaces.
Explains chain brake function, installation, and correct use.
Covers mounting guide bar/chain and adjusting chain tension.
Details recommended gasoline octane, fuel type, and two-stroke oil standards.
Guidelines for safe fuel handling, storage, and chain lubrication.
Provides data on emission control systems and compliance periods.
Step-by-step guides for starting the engine when cold or warm.
Covers operating the saw, safely stopping the engine, and checking chain tension/lubrication.
General safety rules and basic techniques for cutting, avoiding kickback.
Detailed instructions for tree felling, limb removal, and bucking logs.
Procedure to check the automatic chain brake functionality.
Precautions for winter use and recommended bar/chain combinations.
Outlines maintenance tasks, intervals, and required skill levels.
Detailed steps for adjusting the engine's carburetor for optimal performance.
Instructions for inspecting and maintaining the air filter, fuel system, and spark plug.
Procedures for checking and maintaining the fuel and oil filters.
Maintenance tips for the guide bar, sprocket, and cylinder fins.
Instructions for cleaning the spark arrestor and adjusting the automatic oiler.
Explains how to maintain, sharpen, and set the saw chain.
Details on filing the depth gauge and general care of the saw chain.
A guide to diagnosing and resolving common problems with the chain saw.
Procedures for properly preparing and storing the chain saw after use.
Provides key technical specifications and dimensions for the CS-680 model.
Outlines warranty coverage, responsibilities, and application periods.
Instructions for registering the product to activate warranty coverage.
