What are the two major types of fuel used in fuel systems maintenance?

The two major types of fuel commonly used in fuel systems maintenance are diesel and gasoline. These fuels are prevalent in a wide array of applications, from automotive engines to generators and industrial machinery. Diesel fuel is favored for its higher energy density and efficiency in larger engines, making it suitable for heavy-duty vehicles and equipment that require prolonged operation. Gasoline is widely used in smaller vehicles due to its quick ignition properties and performance in lighter engines. Understanding these two fuels is essential for effective maintenance and troubleshooting within fuel systems, as the characteristics and requirements of each type of fuel directly impact the maintenance practices employed. This knowledge is critical for ensuring optimal performance and longevity of fuel systems.