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<br /> <br />IEPA <br /> <br /> <br />The 2007 Challenge <br />for On-Road Trucks <br /> <br />Closed <br />Crankcase <br />· Can no longer <br />vent into <br />atmosphere <br /> <br />. If vented, <br />emissions will <br />be counted as <br />part of the total <br />system <br /> <br />Ultra Low <br />Sulfur Diesel <br />Fuel <br />· <15 ppm- <br />designated S-15 <br /> <br />· Same lubricity <br />as today's diesel <br />fuel <br /> <br />. Backwards <br />compatible - <br />works in older <br />engines <br /> <br />Diesel Particulate Matter <br />Reduction with Active Diesel <br />Particulate Filter <br /> <br />.....;~--:.:.:..:.. <br />~ .....~. ...... ~.... <br />........... .......... <br />...... ...... ..~. .' <br />'. a-a ...... w. ..a.A, <br />, ...... ...... - ...... <br />':....~.:....:~:..:.~. <br />...~........~... . <br />.._..~.~._. If <br /> <br />I. <br /> <br /> <br />-...... <br /> <br /> <br />Ash <br />Loaded <br /> <br />New <br />Lubricating <br />Oils <br />Low Ash Engine <br />Oils <br />· Less than 1 % <br />ash content <br /> <br />· Better lubricating <br />properties and <br />longer life <br /> <br />. Backwards <br />compatible <br /> <br />New Minimum <br />Maintenance <br />Requirements <br />· Diesel Particulate <br />Filter (DPR) <br />required to <br />accumulate <br />150,000 miles <br />before having <br />to have ash <br />removed <br /> <br />NOx <br />Reduction <br />with <br />Increased <br />Exhaust Gas <br />Recirculation <br />· Rates 25 - 30% <br />greater <br /> <br />Manufacturer <br />Run In-Use <br />Emission <br />Compliance <br />Testing <br />In-Use Emission <br />Compliance Testing <br />. EPA will <br />randomly test <br />units in operation <br />under operating <br />conditions <br /> <br />Ans""ers <br />