G424 Service Manual Gasoline Fuel System59
The carburetor is of the two-barrel, downdraft type
which performs well in every engine operation
ranging from slow idle to full speed.
Construction of Carburetor
(1) Float. (2) Front chamber cover. (3) Primary inner venturi. (4) Choke valve. (5) Accelerator pump nozzle. (6) Idle compensator.
(7) Membrane cover. (8) Enrichment jet. (9) Plug. (10) Throttle body. (11) Primary throttle valve. (12) Mixture adjusting screw.
(13) Bypass screw. (14) Primary main jet. (15) Body. (16) Pump inlet ball. (17) Pump lever. (18) Fuel cutoff solenoid.
(19) Pump outlet ball. (20) Primary pilot jet. (21) Valve weight. (22) Needle valve. (23) Fuel screen.
Gasoline Carburetor - Operation