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ADJUSTMENTS AND MAINTENANCE – FOLDING WHEELCHAIRS | USER MANUAL
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8.10.6 CHECKING/ADJUSTING CASTER HOUSING ANGLE
(VELOCE)
– All four wheels should be touching the floor.
– Use the integrated level on the fork housing.
– If the caster housing is not leveled, loosen the screws (1).
– Rotate the caster housing to adjust the angle until the bubble
is centered in the level.
– Tighten screws (1). This will hold the caster housing position.
– Check again the integrated level to make sure that the caster
housing is perpendicular to the ground.
8.10.7 CHECKING/ADJUSTING CASTER HOUSING ANGLE (C2,
A7, HELIO KIDS, XC2, HELIO)
WARNING
Transit securement points are to remain in their original posi-
tions. Transit securement points are only designed to be used
in their original position facing forward. Do not rotate transit
securement points inward.
– Position the wheelchair so that the 4 wheels are on
the ground.
– Use a set square and place it on the ground and along the
caster housing (1).
– The caster should be parallel to the set square.
– If the housing is not parallel to the set square, remove the
screws (2) and loosen the screw (3) so that the caster housing
rotates.
– Loosen the screw slightly (4) to allow the clamp (5) to move.
– If the clamp (5) does not slide on the frame, loosen the screw
(4) completely.
– Rotate the caster housing to adjust the angle.
– Tighten the screw (3).
– Make sure the caster housing remains perpendicular to the
ground.
– Tighten screws (2) again, (4) alternately and securely. For final
tightening of the screws (2), torque to 12 Nm.
8.10.8 CHECKING/ADJUSTING CASTER HOUSING ANGLE (A6
AND MOVE)
WARNING
Transit securement points are to remain in their original
positions. Transit securement points are only designed to be
used in their original position facing forward. Do not rotate
transit securement points inward.
All four wheels should be touching the floor.
– Use a set square and place it on the ground and along the
caster housing.
– The housing should be parallel to the set square.
– If the housing is not parallel to the set square, loosen screws (2)
sufficiently to remove the eccentric inserts (3) from the caster
housing (1).
– Rotate the caster housing to adjust the angle.
– Replace the eccentric inserts (3) into the housing and tighten
screws (2).
– Check again that the caster housing is perpendicular to the
ground by using the set square.
– For final tightening of the screws (2), torque to 12 Nm.
8.10.9 REMOVING/INSTALLING FORK STEM ASSEMBLIES
(EXCLUDING VELOCE)
TO REMOVE THE STEM FORK:
– Remove the screw (1) and washer (2) while holding the fork.
– Remove the wheel assembly, fork and stem.
– It may be necessary to remove the wheel to remove the fork
stem (7).
– Remove the nut (8) while holding the stem (7) by the flat parts
with a wrench.
– Remove the fork and do any required maintenance.
TO INSTALLING THE STEM FORK:
– Refer to the diagram to make sure all hardware is installed in
right order.
– Insert the stem (7) into the fork (not showing) and tighten the
locknut (8) to 29.3 Nm while holding the stem (7) with a wrench.
– Slide the dust protector (9) onto the stem (7).
– Insert the wheel, fork and threaded rod assembly through the
caster housing. Make sure the arrow on the friction cap (4)
points towards the groove in the caster housing (6) before the
next step.
– Tighten the screw (1) and washer (2) while holding the fork (not
showing) from under to prevent it from turning.
– Adjust the caster flutter by turning the adjustment screw (3).
INFORMATION
The adjustment screw is used to add friction to the stem to
reduce wheel flutter.
WARNING
Avoid over tightening the adjustment screw. Overtightening
may damage the anti-flutter system.
8.11 REAR WHEELS
8.11.1 ADJUSTING QUICK-RELEASE AXLES
– Remove the rear wheel from the wheelchair.
– Behind the quick-release button, there is a nut that adjust the
length of the axle.