2012 Ford F550 Cab Diesel Supplement 3rd Printing - Page 38

Maintenance and Specifications Pick-up (4.30 axle ratio) Trailer towing / Normal driving aggressive or city driving 1100 miles 4100 miles (1770 km) - (6598 km) - 4100 miles 6300 miles (6598 km) (10139 km) Chassis cab (non-PTO) Trailer towing / aggressive or city Normal driving driving 1700 miles 4700 miles (2736 km) - (7564 km) - 4700 miles 7800 miles (7564 km) (12553 km) Chassis cab (with PTO) PTO usage DEF usage < - - - Cont. PTO usage - Min. PTO usage - - - > 0 miles (0 km) - 7800 miles (12553 km) Driving style DEF usage Steady highway driving 6300 miles (10139 km) - 7900 miles (12714 km) Driving style DEF usage Steady highway driving 7800 miles (12553 km) - 9300 miles (14967 km) FUEL FILTER/WATER SEPARATOR Diesel Fuel Conditioner Module (DFCM) The vehicle is equipped with a diesel fuel conditioning module (DFCM) located on the frame-rail under the driver-side floorboard near the transmission Water should be drained from the module assembly whenever the warning light comes on and the message center directs you to drain the water separator. This will occur when approximately 0.32 pints (150 ml) of water accumulates in the module. If water level is allowed to exceed this level, the water may be passed through to the engine and may cause fuel injection equipment damage. 38 2012 Diesel (67l) Supplement, 3rd Printing USA (fus)