- Cat 3116 fuel system schematic. Find detailed information and diagrams on our site. Fuel is sent from the fuel transfer pump through fuel filter (5) to a drilled passage in the cylinder head (6). specific to these engines. (7) Fuel filter. Explore the Caterpillar 3116 parts diagram to understand the components and their functions in this popular engine model. Low pressure may indicate a failing lift pump, clogged fuel filter, or air leaks in fuel lines. (1) High pressure oil manifold. It was discovered that the fuel tank contained both water and antifreeze, likely due to a cracked fuel injector sleeve allowing coolant leakage into the fuel. The document provides instructions for removing and installing various fuel system components on Caterpillar 3114, 3116, and 3126 engines, including: - Fuel filter base by removing bolts and disconnecting tubes, then installing with new gasket and reconnecting tubes. ` 3114, 3116, and 3126 Engines [SENR3583] 3114, 3116, and 3126 Engines Air Inlet and Exhaust System FUEL SYSTEM 3408E and 3412E Engines for Caterpillar Built Machines Fuel Quality - Test 3408E and 3412E Engines for Caterpillar Built Machines Air in Fuel - Test 3114, 3116, and 3126 Engines Fuel System 3114, 3116, and 3126 Engines Fuel System The Cat 3116 engine is a popular choice in various applications, including trucks, buses, and industrial equipment. coe sxrla h9j0 ihaaw iaeuz9ak jwzjlx qw4uh 0isxe1a ts2 xtr78