freightliner 122SD - Damper Adjustment; Lumbar Adjustment; National 2000 Series Seat; Sears Atlas Seat

Lumbar Support
To increase lumbar support on LSO models, press
the plus sign on the lumbar support switch. To de-
crease lumbar support on LSO models, press the
minus sign on the switch. To increase lumbar support
on non-LSO models, rotate the lumbar support knob
forward. To decrease lumbar support on non-LSO
models, rotate the knob rearward.
Damper Adjustment
Press the damper adjustment switch to adjust the
damper.
Sears Atlas Seat
See Fig. 6.5 for seat adjustment controls.
Isolation Adjustment
Position the handle to the left to allow isolation
movement. Position the handle to the right to lock-
out isolation movement.
Fore-and-Aft Slide Adjustment
To adjust the fore-and-aft position of the entire seat,
lift the bar and slide the seat to the desired positon.
Seat Tilt/Extension Adjustment
Lift the handle upward and move the seat cushion to
the desired position. Three positions are available.
Backrest Adjustment
Pull upward on the recliner handle, lean backward to
desired position and release handle. To adjust back-
rest forward, pull upward on the recliner handle while
leaning forward..
Suspension (Ride) Adjustment
Push forward on the front rocker switch to inflate and
raise the suspension; push rearward to deflate and
lower the suspension.
Lumbar Adjustment
Rear rocker switch: push forward to inflate the lower
lumbar bag; push rearward to deflate the bag. Center
rocker switch: push forward to inflate the upper lum-
bar bag; push rearward to deflate the bag.
Armrest Adjustment
Rotate the control knob, located on the underside of
the armrest, to set the desired angle of the armrest.
National 2000 Series Seat
See Fig. 6.6 for seat adjustment controls.
Back Cushion Tilt
To tilt the back cushion, turn the back cushion tilt
knob until the desired position is reached.
11/24/2009 f910615
1
2
3
4
5
6
7
1. Seat Tilt Adjustment
2. Fore-and-Aft Slide
Adjustment
3. Isolation Adjustment
4. Suspension
Adjustment
5. Lumbar Adjustment
6. Backrest Adjustment
7. Armrest Adjustment
Fig. 6.5, Sears Atlas Seat Adjustment Controls
Seats and Restraints
6.5