PRINCIPLES OF OPERATION.
Muffler (Figure 1-10). Mounted on top of engine at turbocharger outlet. Reduces engine exhaust noise.
Projects upward through hood. Dust ejector line from air cleaner is attached to bottom.
Exhaust Pipe. Attached to muffler. Projects upward to carry exhaust fumes away from the vehicle.
Radiator. Mounted at rear of 130G Grader. Transfers heat from coolant to air.
Thermostat Housing (Figure 1-11). Mounted on cylinder head at left front of engine. Opens at 175 degrees
F. Housing also serves as coolant hose connection.
Water Pump. Mounted on forward left lower section of engine. Gear driven by engine. Propels coolant
through the cooling system.