Vehicle Access and Features Bottom Cushion Front Height To adjust the height of the front of the bottom cushion, lift the handle and pull forward or push back to the de- sired setting. Lumbar Support Turn the knob for precise fit. Isolator 1 Also called a Chugger-Snubber , the optional isolator is locked out by moving the handle down. Bostrom Air-910 Seat (Fig. 2.8) Lumbar Support Adjustment 5 Move the lever forward to increase lumbar support. Move the lever rearward to decrease lumbar support. 2 Back Cushion Tilt Hold the lever rearward and lean forward or rearward to the desired position, then release the lever.
Height Adjustment 04/16/96 f910146 3 4 Push the knob in to inflate the suspension and raise the seat height. Pull the knob out to deflate the suspension and lower the seat. 1. Lumbar Support Lever 2. Back Cushion Tilt Lever 3. Height Adjustment Knob 4. Fore and Aft Seat Adjustment and Isolator Lever 5. Seat Cushion Adjustment Lever Fig. 2.8, Bostrom Air-910 Seat 2.9