Like all Cat Reman engines and components, Cat Reman injectors are made with unique proprietary processes that return them to the latest OEM specifications. Once a Cat Reman injector case has been machined and updated, it must pass a final dimensional quality inspection (pictured) before inclusion in a Cat Reman injector assembly.. Fuel System Diagram (1) High pressure oil manifold. (2) High pressure oil line. (3) Hydraulic electronic unit injector. (4) Wiring harness for the unit injector. (5) Electronic Control Module (ECM). (6) Fuel pressure regulator. (7) Fuel filter. (8) Fuel transfer pump. (9) Fuel return line. (10) Injection actuation pressure control valve (IAPCV).
At the heart of the Cat 3126 fuel system is the fuel injection pump. This pump is responsible for pressurizing the fuel and delivering it to the injectors. The diagram shows the fuel injection pump connected to the fuel tank, which supplies the pump with fuel. From the fuel injection pump, fuel is delivered through high-pressure lines to each.. CAT, CATERPILLAR, their respective logos, "Caterpillar Yellow", and the POWER EDGE trade dress as well as. INJECTOR POWER SUPPLY1 INJ3 EXHAUST TEMP SENSOR2 DELTA P SENSOR FUEL PUMP SUCTION CONT VALVE DRIVER HIGH FUEL TEMP SENSOR RAIL PRESSURE SENSOR ENGINE REV1 (CRANK ANGLE)