Coach Interior
16
Tilt (rear)
18337
To lower or raise the seat's rear
section, pull handle #4 up and
push or pull the seat cushion.
WARNING
To avoid pinching the fingers between buckle
and controls, lower safety belt buckle before
adjusting seat height
Up and Down
18338
Pull both handles (3 and 4) up to
adjust height of the seat.
Fore and Aft
18339
To adjust distance between driver
and dashboard, pull handle #5 up
and slide the seat forward or
backward.
NOTE
Fore-and-aft seat adjustment control may also
be located at the front of the seat.
Suspension
For maximum mechanical
suspension performance, rotate
handwheel #6 until your body weight
(in pounds) is shown on the indicator.
The seat suspension resistance can be changed
to suit the driver. Turn handwheel clockwise to
increase suspension resistance and counter-
clockwise to decrease resistance.
Lumbar Support
To inflate the upper lumbar support
bellows, depress the front rocker
switch #7 upward. To deflate, depress
the rocker switch downward.
Follow the same procedure to inflate and deflate
the lower bellows using the rear rocker switch.
Headrest
The headrest can be adjusted
forward, rearward and vertically by
2 inches (50 mm). Directly move
headrest to desired position.
DANGER
For best protection, position headrest behind
your head, not behind your neck.
PNEUMATIC ISRI SEAT
PNEUMATIC DRIVER’S SEAT
18385
Armrest (1)
Rotate control knob to select desired arm-resting
angle. When not in use, raise armrest parallel
with backrest.
Seat Cushion (2)
Provides optimum comfort and support for any
driver size. Adjustable to 50 mm (2 inch) length.
Fore-and-aft (3)*
Pull handle up and slide seat forwards or
backwards to adjust distance between seat and
dashboard.
Isolator (4)
Reduces horizontal vibration, ensuring smooth
ride.
Backrest (5)
Lift lever to select proper angle of backrest.
Air Side Bolster (6)
Offers desired side support to avoid body side-
way.
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