MAINTENANCE AND LUBRICA TION

Caution

Ultra Low Sulfur Diesel (ULSD) fuel with a maximum sulfur content ppm must used der meet Eur engine emission r equir Using otherwise appr oved diesel fuels with a maximum sulfur content eater than 500 ppm may shorten engine life and void the engine warranty

Air always present inside the fuel entering mainly through the tank With the air being heated and condensation formed and water mixed the T o avoid condensation when the vehicle parked for longer fill the tanks 95% capacity not fill more than the fuel needs have room for expansion during the heat the day

BioDiesel

Soy Methyl Ester (SME SOME) BioDiesel fuel blends a concentration (5% blend) approved Mack T

Note: Although higher concentrations are concentrations (maximum) are the only blends currently approved Mack T rucks, Inc.

Note: MACK Engines are certified comply with U.S. A and California Air Resources Board (CARB) emissions standards based the use reference test fuels commonly available the United States and specified this manual. Use alternative including may fect engine Mack T Inc. does not warrant, and not responsible for ensuring that the engines will comply with U.S. A and CARB emissions

B20 Approval For Mack A Certified Products

Mack engines are certified comply with A and California emissions standards based upon the use test fuels with specifications established these regulatory Alternative fuels, including biodiesel, that are not substantially similar the required test fuels may adversely fect engine emissions a Mack does not warrant the engine will conform applicable Federal California emissions limits when operated biodiesel other alternative fuels that are not substantially similar specified test fuels used for However , the use biodiesel a maximum 20% (B20) and will not fect the manufacturer ’ s mechanical warranty engine and emissions system related provided the bio fuel used the blend conforms ASTM blends conform ASTM and B20 blends conform ASTM