To help destroy diesel fuel pump injectors you’d run your machine with the fuel tank as close to empty as possible. It all has to do with lubrication. With a near-empty tank, the fuel system is suddenly pushing air instead of diesel fuel. Which means the fuel injectors will not receive the lubrication they need.
910, 215, 931, 943, 951, 953, D3, D4E, D5B, D6D