FIELD: transport engineering; gas-powered internal combustion engines of automobiles. SUBSTANCE: system is provided with gas heater consisting of low-pressure gas cylinder connected with high-pressure gas cylinders, heater with electric plug and fan, hose and housing accommodating gas pressure regulators. System includes also high-pressure gas cylinder with valve and charging device, ventilation device with contaminant content sensor, gas pipeline with electromagnetic and speed valves. Gas pressure regulators are connected by pipelines with gas cylinders and engine through gas mixer and carburetor. Gas leakage indicator is connected with electromagnetic valve. EFFECT: improved operating conditions of fuel system and facilitated starting. 2 cl, 1 dwg
