Invacare Pro Series Mobility Aid User Manual


 
37
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PROCEDURE 5CASTERS
There are two (2) mounting positions for the caster
headtubes on the fixed front frame.
Moving the caster headtubes towards the front of the
wheelchair will increase the stability and maintain
standard maneuverability of the wheelchair.
Moving the caster headtubes towards the rear of the
wheelchair will increase the maneuverability and dis-
tribute additional weight onto the rear wheels.
Procedure For Repositioning the Front
Caster Headtubes
PRO-SA.
1. Determine the new mounting position of the caster
headtubes.
2. Remove the two (2) hex screws, coved washers
and locknuts that secure the caster headtube to
the wheelchair frame.
NOTE: Observe the position of the adjustment cam
for reinstallation.
3. Secure the caster headtube to the wheelchair
frame in the new position with the existing two (2)
hex screws, coved washers and locknuts.
NOTE: Make sure the coved washers are positioned
between the hex screws and the caster headtube.
4. Repeat STEPS 1-3 for the opposite side of the
wheelchair.
NOTE: Make sure both casters are mounted in the
same position.
5. Check the caster headtube angle. Refer to AD-
JUSTING FRONT CASTER HEADTUBES in this
procedure of the manual.
ALL PRO SERIES WHEELCHAIRS EXCEPT
PRO-SA.
1. Loosen, but do not remove, the hex screw and
locknut that secure the caster headtube to the
headtube adjustment bracket.
2. Remove the hex screw, counter sunk screw, two
(2) coved washers and locknuts that secure the
headtube adjustment bracket to the wheelchair
frame.
Hex Screws
Coved Washers
Trailing
Position
Mounting on
Inside of
Wheelchair
Frame
Leading
Position
Coved Washers
Locknuts
Locknuts
Hex Screw
Wheelchair Frame
FIGURE 5 - REPOSITIONING CASTER
HEADTUBES ON WHEELCHAIR FRAME
Caster
Headtube
Caster Headtube
Headtube
Adjustment
Bracket
Hex Screw, Do
Not Remove
Locknut, Do
Not Remove
Counter Sunk
Screw
Adjustment Cam