174 OPERATION Refer to the following chart for suggested temperature ranges concerning the use of various cold-weather accessories. Expected Sustained Coldest Ambient Temperature Range 4°C (40°F) 0°C (32°F) -7°C (20°F) -12°C (10°F) -18°C (0°F) -23°C (-10°F) -25°C (-13°F) -35°C (-30°F) -40°C (-40°F)
Winterfronts
Prohibited
Belly Tarp
Inside/Outside Air
Prohibited
Available
Available
Suggested
Suggested
Can be Used
Recommended
Recommended
CAUTION Winter treatments are NOT RECOMMENDED for vehicles which only operate intermittently in cold climates. Sustained temperatures must be below -25°C (-13°F).
CAUTION Never fully close the winterfront if equipped with viscous fan drive.
For more information on winterfronts, please refer to the Maintenance and Lubrication Manual (TS494).