Jonsered BC2053 Parts Manual
![Jonsered BC2053 Trimmer manual cover](/images/ppMzBSCpLbPUnUFzQBiVLAol/thumbs/thumb175x175.webp)
To start the Jonsered BC2053 trimmer, first ensure the trimmer is on a flat surface. Set the choke lever to the "start" position, prime the bulb several times until fuel is visible, then pull the starter handle with a firm, rapid motion until the engine starts. Finally, move the choke to the run position.
The Jonsered BC2053 trimmer requires a mixture of unleaded gasoline and high-quality 2-cycle engine oil at a ratio of 50:1. Use fresh fuel and mix it in a clean container before filling the tank.
To replace the trimmer line, first ensure the trimmer is turned off. Remove the spool from the trimmer head, then remove any old line. Cut about 12 feet of new line, thread it through the eyelets on the spool, and wind it evenly in the direction indicated. Reattach the spool to the trimmer head.
If your trimmer won't start, check the fuel level and ensure the fuel is fresh. Verify that the spark plug is clean and properly gapped. Ensure the air filter is clean and that the choke and primer bulb are functioning correctly. If problems persist, consult a service professional.
To clean the air filter, remove the air filter cover and take out the filter. Wash it with warm soapy water, rinse it well, and let it dry completely before reinstalling. Replace if the filter is damaged or excessively dirty.
Regular maintenance includes checking and cleaning the air filter, inspecting and replacing the spark plug annually, checking fuel lines for leaks, and cleaning the trimmer head. Additionally, ensure the cooling fins and spark arrestor are clean and unobstructed.
To adjust the carburetor, locate the adjustment screws on the carburetor body. Usually, there are high-speed and low-speed adjustment screws. Adjust them while the engine is running until the engine runs smoothly without stalling. Consult the user manual for specific instructions and settings.
Yes, the Jonsered BC2053 trimmer is compatible with various attachments, such as edgers and brush cutters. Ensure that any attachment used is designed for use with the BC2053 model and securely fasten it according to the manufacturer's instructions.
If the trimmer line keeps breaking, check for any obstructions or sharp objects in your trimming area. Ensure you are using the correct line diameter and that the line is wound properly. Also, reduce the trimmer speed when cutting through tough vegetation.
For winter storage, empty the fuel tank and run the engine until it stops to clear the carburetor of fuel. Clean the trimmer thoroughly and check for any damaged parts. Store it in a dry, well-ventilated area. Consider removing the spark plug and adding a few drops of oil into the cylinder to prevent rust.