What does a spark arrestor do on a chainsaw?
What does a spark arrestor do on a chainsaw? The spark arrestor on your chainsaw prevents dangerous hot sparks from igniting fires while you're working. If the arrestor is clogged or dirty, however, it will also prevent exhaust from leaving the motor, which can prevent it from running. Does my chainsaw have a spark arrestor? Chainsaw manufacturers include a spark arrestor on every model to prevent combustion byproducts from escaping the combustion chamber during saw operation and starting a fire. The arrestor is a screen that fits behind the muffler. To access the spark arrestor, you'll probably have to remove...