TM2361 (24JUN08) 9010-05-1 450DLC Excavator Operation and Tests 062608 PN=249 Group 05 Theory of Operation Engine Component Location –UN–31JAN06 TX1001237 Engine Component Location (front) 1—Secondary Exhaust Gas 4—Boost Temperature Sensor 9—Engine Oil Pressure Sensor 13—High-Pressure Fuel Pump Recirculation (EGR) Cooler 5—Boost Pressure Sensor 10—Starter Motor 14—Fuel Transfer Pump 2—Intake Manifold 6—Fuel Filters (2 used) 11—Fuel Temperature Sensor 15—Engine Coolant 3—Exhaust Gas Recirculation 7—Fuel Leak-Off Line 12—Engine Oil Port Temperature Sensor (EGR) Valve 8—Crankshaft Position Sensor Continued on next page JC89288,0000036 –19–30JAN06–1/2 9010 05 1