Connecting a bulb primer to a Husqvarna 125BV chainsaw entails attaching a small, rubber bulb to the carburetor’s gas inlet. The bulb is then squeezed repeatedly to attract gas from the tank and into the carburetor, priming the engine for beginning.
Bulb primers are necessary as a result of they assist to make sure that the engine receives a adequate provide of gas to start out and run correctly. They’re significantly helpful when the chainsaw has been sitting for a time period, because the gas within the carburetor could have evaporated.