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not enter the injection pump is directed to the overflow valve. The overflow valve regulates how much excess fuel Fuel entering the injection pump is pressurized to between 300-1600 bar (4351-23,206 psi) by three radial pumping WARNING: HIGH-PRESSURE FUEL LINES DELIVER DIESEL FUEL UNDER EXTREME PRESSURE FROM THE Certain fuel system components can be found in. CUMMINS FUEL SYSTEM COMPONENTS 1 - ENGINE COOLANT TEMPERATURE (ECT) SENSOR 14 - FUEL DRAIN TUBE 2 - INTAKE MANIFOLD AIR HEATER/ELEMENTS 15 - OIL PRESSURE SWITCH 3 - FUEL PRESSURE SENSOR 16 - ENGINE CONTROL MODULE (ECM) 4 - FUEL PRESSURE LIMITING VALVE 17 - FUEL INJECTION PUMP 5 - HIGH-PRESSURE FUEL LINES 18 - CRANKSHAFT POSITION (ENGINE SPEED) SENSOR 6 - FUEL HEATER 19 - CAMSHAFT POSITION SENSOR (CMP) 7 - HIGH-PRESSURE FUEL RAIL 20 - FUEL CONTROL ACTUATOR (FCA) 8 - FUEL HEATER TEMPERATURE SENSOR (THERMOSTAT) 21 - CASCADE OVERFLOW VALVE 9 - FUEL FILTER/WATER SEPARATOR 14 - 100 FUEL DELIVERY - DIESEL DR/DH |