Invacare Allegro 1061057 - Manual (Page 34)

34
FIGURE 16 - BACK ANGLE PLATE MOUNTING
HOLES FOR CORRESPONDING BACK
ANGLES
2. Remove the rear hex bolt, washer and locknut that
secure the back angle plates to the wheelchair frame
(FIGURE 15).
3. Refer to FIGURE 16 to determine the mounting hole
in the back angle plates for the necessary back angle.
4. Reinstall the rear hex bolt, washer and securely tighten
with locknut. Refer to FIGURE 15 for correct hard-
ware orientation.
5. If the wheelchair is equipped with cantilever arms,
adjust the arms to keep them parallel to the ground/
floor. Refer to USING/INSTALLING/HEIGHT AD-
JUSTMENT/CORRESPONDING ARM ADJUST-
MENT TO BACK ANGLE - CANTILEVER ARMS in
PROCEDURE 2 of this manual.
NOTE: If the wheelchair has become less stable af-
ter changing the back angle, reposition the rear
wheels. Refer to ADJUSTING THE WHEELBASE
LENGTH in PROCEDURE 6 of this manual.
REPOSITIONING THE BACK (CHANGING
SEAT DEPTH)
WARNING
The seat height, seat depth, back angle, seating sys-
tem, size and position of the rear wheels, as well as
the user condition directly relate to the stability of
the wheelchair. Any change to one (1) or any combi-
nation of the seven (7) may cause the wheelchair to
decrease in stability. These adjustments MUST be
performed by an authorized dealer or qualified tech-
nician.
Non-Recliners (FIGURE 17)
1. Determine the necessary back position for the de-
sired seat depth of the wheelchair. Refer to CHANG-
ING SEAT DEPTHS in PROCEDURE 10 of this
manual.
2. Remove the rear wheels from the wheelchair. Refer
to REMOVING/INSTALLING REAR WHEELS in
PROCEDURE 6 of this manual.
3. Remove the four (4) hex bolts, washers and locknuts
that secure the four (4) back angle plates to the wheel-
chair frame.
NOTE: Note the back angle before removing the hex
screws for reinstallation.
4. Line up the mounting holes in the back angle plates
with the mounting holes determined in STEP 1.
80
O
Back Plate
95
O
Back Plate
85
O
Back Plate
100
O
Back Plate
90
O
Back Plate
105
O
Back Plate
Back Plate
110
O
CHANGING THE BACK ANGLE
WARNING
The seat height, seat depth, back angle, seating sys-
tem, size and position of the rear wheels, as well as
the user condition directly relate to the stability of
the wheelchair. Any change to one (1) or any combi-
nation of the seven (7) may cause the wheelchair to
decrease in stability. These adjustments MUST be
performed by an authorized dealer or qualified tech-
nician.
1. Loosen, but do not remove the front hex bolt
that secures the back angle plate to the wheel-
chair frame (FIGURE 15).
PROCEDURE 3 BACK
B
A
C
K
Wheelchair
Frame
Locknut
Washer
Rear Hex
Bolt
Front Hex Bolt (Loosen, but
do not Remove)
Back Angle
Plate
FIGURE 15 - CHANGING THE BACK ANGLE