Turn the low speed screw in clockwise until the engine starts getting high-pitched and whiny. Turn it back counterclockwise until it gets heavy and bubbly. Turn the screw in between the bubbly and whiny settings to get the cleanest, fullest sound.4. Most newer Farmhand models Testament come equipped with plastic limiter caps. These can be removed to adjust the carburettor, however may void your supply warranty.
Instructions
1. Unscrew the top air filter encompass's three screws with the screwdriver. Provided there are Allen screws, avail the Allen wrench instead of the screwdriver. Pry the air filter cover loose. Unscrew the air filter from its mounting plate.
2. Unscrew the bolt holding the choke contain plate over the carburettor. Remove the choke contain plate. Allot the carburettor accustoming screws on the side of the carburettor. The two screws on the backside are the low and hovering hurry screws with limiter caps. The screw on top is the sluggish adjustment screw.
3. Pry off the black limiter cap from the low speed screw, which is the left screw, using the pliers. Start the chainsaw's engine. Let it idle for a few minutes to warm up.The carburettor on a Poulan Farmhand chainsaw sits below the air filter as it sucks air in, and due ultimate the cylinder and the muffler, as air passes back outside. The carburettor on this chainsaw uses three screws to direct the flow of air, Gauze and the engine velocity. While the low and unused celerity screws can be adjusted, it is finest to consent the eminent rush to a crackerjack.
Turn the idle adjustment screw in clockwise until the chain begins to spin. Back of one-quarter turn or until the chain stops rotating while idling; don't let your chain spin while idling.
5. Turn off the chainsaw. Replace the choke cover plate, the air filter and the air filter cover. Start the chainsaw and check the performance at idle and low chain speeds. Take the air filter cover off and make any adjustments as needed to the carburetor.
