XL5 and XL RF
ENGLISH
78
The wheelchair must be placed in a forward-facing position onboard a motor
vehicle. The clear zones required to ensure the proper use of the vehicle’s pelvic
and shoulder belts are as follows:
Front clear zone (FCZ):
The front clear zone is measured from the frontmost
point of the occupant’s head and must measure 26 inches (66 cm) minimum.
Note
: The front clear zone may not be achievable for wheelchair-seated drivers.
Rear clear zone (RCZ):
The rear clear zone is measured from the rearmost
point of the occupant’s head and must measure 16 inches (40.64 cm) minimum.
There must be no obstruction inside this zone.
Seated head height (HHT):
This measurement from the floor to the top of the
occupant’s head ranges from about 47 inches (120 cm) for a shorter adult and
61 inches (155 cm) for a taller adult.
Figure 5
WHEELCHAIR CLEARANCE INSIDE A MOTOR VEHICLE