![]() ![]() 2) Start the engine and let it run until it consumes any fuel in the lines and runs out of fuel.ģ) After the engine stops, crank it again for at least 3 seconds to assure relief of remaining pressure. Spark Plugs.ġ) Remove the fuel pump fuse from the fuse block. Engine Maintenance.Ĭarburetor & Fuel System Cleaner. The primer bulb has a line in and line out, the carb has 2 lines in, and 2 holes into tank. I have a Poulan chainsaw with bad fuel lines.I found a diagram of the carb in an old brochure pdf someone had on their website, and that helped with assembly. It had been totally clogged at the diaphram from sitting with fuel in it for who knows how long. Jul 16, I rebuilt my WDA-1 carb last night with the kit from Dennis Kirk.Turn inner idle needle clockwise 10 turns from thread engagement. Using a mm wide Flathead screwdriver, turn out the inner needle until threads disengage.ģ. Before starting the engine, remove limiting device (glue) from the top of the inner idle needle.Ģ. The fuel lines rotted off and I need a fuel line diagram.Ĭurrently I have the larger line coming from the fuel tank/filter to the large fitting on the primer.1. Fuel Inlet: Fuel drawn from gas tank enters here.Įngine Pulse: Positive and negative pulses from crankcase enter here. Overflow Tube: Discharges fuel from purge area to tank. Fuel Inlet Fitting: Fuel from gas tank enters carburetor through this fitting. I understand there is a fuel inlet(obviously). I understand how they work, but how do I connect them. ![]()
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