Disconnect the hose from the carburetor fuel supply pipe.
Disconnect the air hoses from the carburetor pneumatic drives.
Disconnect the plug connectors of the float chamber ventilation unit and the intake manifold heating unit.
Disconnect the starting device bimetallic spring heating element connector from the generator connector.
Disconnect the fuel hoses and float chamber ventilation hoses from the carburetor.
If necessary, disconnect the rod from the pneumatic drive of the 1st chamber throttle valve.
Disconnect the cable from the throttle control sector.
Loosen the four nuts securing the carburetor to the intake manifold and remove the carburetor.
Install the carburetor in the reverse order, while thoroughly cleaning the mating surfaces of the carburetor and replacing the gaskets.