... vacuum, and then forming a vacuum on the carburetor ,when the vacuum more than 0.24kpa, the ... chamber(B) through the Pipeline(E) into the carburetor engine of the pipe,the gas chamber(B) ... ,engine began to work.Mixer diaphragm according to carburetor engine intake pipe's vacuum change to up- ... formation air-fuel-ration reasonable mixerWorking principle diagram : (Diesel engine,power 220 KW)CNG/LPG Mixers ...