Husqvarna 525HF3S 2015 Parts Manual
![Husqvarna 525HF3S Trimmer 2015 manual cover](/images/PMcRtFhKrLYKUrYUVANocxgX/thumbs/thumb175x175.webp)
To start the Husqvarna 525HF3S Trimmer, ensure the machine is on a flat surface, switch the power on, press the primer bulb several times until it fills with fuel, set the choke to the start position, and pull the starter cord until the engine starts.
Regular maintenance for the Husqvarna 525HF3S Trimmer includes cleaning the air filter every 25 hours of use, changing the spark plug annually, and inspecting the fuel system for leaks or damage regularly.
If the trimmer won't start, check the fuel level, ensure the spark plug is clean and properly connected, inspect the air filter for clogs, and verify that the ignition switch is in the 'on' position.
The Husqvarna 525HF3S Trimmer requires a mixture of unleaded gasoline and high-quality two-stroke engine oil at a ratio of 50:1.
To replace the trimmer line, turn off the engine and disconnect the spark plug, remove the trimmer head, unwind the old line, and wind new line onto the spool according to the directional arrows, then reassemble.
If the trimmer runs unevenly, check the air filter and clean it if necessary, ensure the fuel is fresh, and inspect the spark plug for wear or damage.
To clean the air filter, remove the cover, take out the filter, wash it with warm soapy water, rinse thoroughly, let it dry completely, and reassemble it.
When using the trimmer, wear protective clothing, safety goggles, and ear protection, keep bystanders at a safe distance, and ensure the area is free of debris and obstacles.
For off-season storage, clean the trimmer thoroughly, drain the fuel, remove the spark plug and add a few drops of oil into the cylinder, and store it in a dry place.
Frequent breakage of the trimmer line can be caused by hitting hard objects, excessive line length, or using an incorrect line thickness. Adjust the line length and ensure the correct type is used.