Ford F-250 2017 Owner's Manual page 299

• If you are driving more than 15 mi
(24 km) at temperatures above
freezing, angle the plow blade either
full left or full right to provide
maximum airflow to the radiator.
• If you are driving less than 15 mi
(24 km) at speeds up to 45 mph
(72 km/h) in cold weather, you will not
need to worry about blade position to
provide maximum airflow.
Transmission operation while
plowing
WARNING
Do not spin the wheels at over
34 mph (55 km/h). The tires may fail
and injure a passenger or bystander.
• Shift transfer case to 4L (4WD Low)
when plowing in small areas at speeds
below 5 mph (8 km/h).
• Shift transfer case to 4H (4WD High)
when plowing larger areas or light snow
at higher speeds. Do not exceed 15 mph
(24 km/h).
• Do not shift the transmission from a
forward gear to R (Reverse) until the
engine is at idle and the wheels have
stopped.
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 201710, Second Printing
Driving Hints
296