Greater Southwest Aero Modelers Learning Series: DIAPHRAGM CARBS

Four Functions of a Typical Diaphragm Carb in its simplest form

FUEL FLOW for a Typical Diaphragm Carb...

CHOKE MODE: All jets supply fuel

IDLE MODE: Only the Primary Idle Jet Supplies fuel, the Secondary Idle Jet supplies Air to the Primary

MID-THROTTLE MODE: Both Primary and Secondary Idle Jets supply fuel

FULL THROTTLE MODE: ALL Jets Supply Fuel