FORD 2011 F-550 v.3 - Manual (Page 159)

Climate controlled seats air filter replacement (if equipped)
The heated and cooled seat system includes air filters that must be
replaced periodically. Refer to the scheduled maintenance information
for more information.
• There is a filter located under
each front seat.
• The filter can be accessed from the 2nd row foot-well area. Move the
front seats all the way to the full front and full up positions to ease
access.
To remove an air filter:
1. Turn the vehicle off.
2. Push up on the outside rigid edge
of the filter until the tabs are
released, then rotate the air filter
toward the front of the vehicle.
3. Remove filter.
Seating and Safety Restraints
159
2011 F-250/350/450/550 (f23)
Owners Guide, 3rd Printing
USA (fus)