Disassemble refueling gun, teach you to know the refueling gun

On the tank automation system, the refueling hose only delivers fuel, fuel is pumped from the underground oil tank, extracted through the oil and gas separator, the flowmeter and then to the solenoid valve, and finally through the oil gun to the car fuel tank.
Conventional refueling machine is the use of self-styled oil gun, this type of oil gun design on the fuel dispensing meters structure, many users that ordinary self-styled oil gun is used to "steal oil", "oil" Otherwise, the self-styled oil gun on the air pipe connected to the self-styled device, the intake pipe is the oil gun "switch", once the oil (or oil-filled foam) submerged into the air pipe, self-styled device will close the gun Stop the oil supply.