Cummins Marine Fuel Contamination & Filtration
Cummins Marine Fuel Contamination & Filtration Issues: CAPS & Common Rail Protection Guide Cummins marine diesel engines — including QSB, QSC, QSL, QSM, and X-series platforms — rely on precision fuel delivery systems such as CAPS (Cummins Accumulator Pump System) and high-pressure common rail injection. These systems operate at extremely tight tolerances and are highly […]
Cummins QSB Fuel System Failures:
Cummins QSB Fuel System Failures: Hard Start, Power Loss & Injector Protection Guide The Cummins QSB series is one of the most popular electronically controlled marine diesel platforms operating throughout Ventura, Channel Islands Harbor, Oxnard, and Santa Barbara. While extremely reliable, the QSB fuel system is highly sensitive to contamination, restriction, and improper filtration. With […]