Machine description: 3412 ENGINE, AIR CONDITION, ANTIFREEZE, -50C (-58F), BLADE, COAL, CVY0162E6A, DIFFERENTIAL, NO SPIN,FRONT, HEATER, ENGINE COOLANT, 120V, IN TO DESERET GENERATION/REP. J. HOONAKKER TK 10/29/99, MICHE... more info about the Caterpillar 844 U-DOZ.