Place the carburetor on a clean work surface and remove the screws from the bottom cover. Detach the cover.
Peel the metering diaphragm and gasket from the bottom of the carburetor. Line up the parts in order as you pull them off.
With the metering diaphragm removed, locate the lever on the hinge. Remove the mounting screw and detach the lever.
Remove the pump cover screw on the top of the carburetor.
Pull out the pump diaphragm.
Remove the screw securing the needle and fuel lever.
Remove the screw securing the needle and fuel lever.
Clean all ports and jets in the carburetor with carburetor cleaner and compressed air. Allow the carburetor to dry for at least 10 minutes.
Install the needle and lever to the bottom of the
carburetor.
Install the metering diaphragm, gasket and bottom cover.
Install the pump diaphragm and the top cover.
Tip: To speed reassembly, take digital photos of the parts before removing them.