Installation Guide
14 WWW.SPEXSEATING.COMSPEX HEAD SUPPORT USER MANUAL
WARNING
14. Both pelvic-belt and shoulder-belt restraints that comply with
WC18 and/or WC19 should be used to limit occupant movement
in a crash and reduce the likelihood of occupant ejection from
the vehicle and/or injurious contact of the occupant with the
vehicle interior.
15. Belt restraints should be positioned on the wheelchair occupant in
accordance with WTORS manufacturer’s instructions.
16. Backrest mounting hardware must be installed correctly.
Refer to the appropriate section for correct backrest hardware
mounting instructions.
17. If the wheelchair is being transported while occupied, the
wheelchair must still be secured to the WTORS.
18. Children whose mass is less than 48.5 lbs. (22 kg) should be
transferred from their seating system into appropriate child
restraint systems intended for use in motor vehicles.
19. Sucient forward and rearward clear space should be provided
around the wheelchair occupant. Forward clear-space zone (FCZ)
needs to be larger when a shoulder-belt restraint is not used.
FAILURE TO HEED THESE WARNINGS COULD CAUSE SEVERE INJURY
TO THE WHEELCHAIR USER OR OTHERS.
NOTES: The rear clear zone is measured from
the rearmost point on an occupant’s head.
The front clear zone is measured from the
frontmost point on an occupant’s head.
Seated head height (HHT) ranges from about
47” (1200 mm) for a small adult female to about
61” (1550 mm) for a tall adult male.
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FCZ