Ford F-650 2011 Supplement Manual page 204

Maintenance and Specifications
To fill the DEF tank, see your authorized dealer or do the following
(before filling the DEF tank in cold climates, see Filling the DEF tank
in cold climates later in this section):
DEF bottle fill with spout
The following procedure applies to Motorcraft DEF or similar DEF
bottles; for other brands or bottle types, refer to the instructions on the
bottle label.
1. Remove the cap from DEF
container and twist the spout onto
the container until the locking tab is
engaged.
2. Open the DEF filler port on the
vehicle by turning the blue cap
counterclockwise 1 ⁄
4
3. Lift and hold the DEF container, without tipping, and insert the spout
into the DEF filler.
204
2011 F-650/750 (f67)
Supplement, 2nd Printing
USA (fus)
-turn.