Invacare Lightweight Aluminum Wheelchair - Manual (Page 19)

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CASTER HEADTUBE MOUNTING
ADJUSTMENTS (FIGURE 3)
WARNING
Changing the caster position on the
wheelchair frame may interfere with the
footrest assembly or rear wheel.
Leading or Trailing Caster Headtube
Positioning
LEADING. Mount the casters on the wheelchair frame
with the caster headtube towards the front of the wheel-
chair to Lengthen the Wheelbase.
TRAILING. Mount the casters on the wheelchair frame
with the caster headtube towards the rear of the wheel-
chair to Shorten the Wheelbase.
NOTE: The wheelchair is shipped from the factory with
the caster headtube in the LEADING position.
Mounting Caster Headtubes on the Inside of
the Wheelchair Frame
WARNING
Mounting casters on the inside of the
wheelchair frame WILL reduce the sta-
bility of the wheelchair. Try various caster
positions to find the safest caster position
for your needs.
To mount the caster headtubes on the inside of the
wheelchair frame, reposition the right caster
headtube on the left side of the wheelchair and the
left caster headtube on the right side of wheelchair.
Procedure For Repositioning the Caster
Headtubes
1. Remove the two (2) hex screws, coved washers,
caster headtube plate and locknuts that secure the
caster headtube to the wheelchair frame.
2. Move the caster headtubes to the desired position.
3. Secure the caster headtube to the wheelchair frame
with the existing two (2) hex screws, coved washers
caster headtube plate and locknuts. Make sure the
caster headtube plate is positioned as shown in FIG-
URE 3, otherwise wheelchair performance will be
reduced.
NOTE: Make sure the coved washers are positioned be-
tween the button 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.
Leading Caster
Headtube Position
F
R
O
N
T
C
A
S
T
E
R
S
PROCEDURE 5 FRONT CASTERS
Trailing Caster
Headtube Position
FIGURE 3 - CASTER HEADTUBE
MOUNTING ADJUSTMENTS
Locknuts
Caster
Headtube
Hex Screws
Coved
Washers
Caster
Headtube
Plate
Coved Washers
Positioning Casters
on the Inside of the
Wheelchair Frame
Caster Headtube Plate - ALWAYS Mount in these
positions
RIGHT
Towards
Front of
Wheelchair
Towards
Front of
Wheelchair
LEFT