A screw found on some carburetors which allows air to enter the carburetor when the throttle is closed, so that the vehicle can idle . It also prevents the formation of deposits in the throttle area. The adjustment of this screw is part of a basic tune-up . Also see bleed screw .
IDLE AIR BLEED SCREW
Meaning of IDLE AIR BLEED SCREW in English
English dictionary of automotive terms. Английский словарь автомобильных терминов. 2012