Invacare Allegro 1061057 - Manual (Page 39)

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FIGURE 4 - CHANGING SEAT WIDTH - STANDARD FOLDING FRAMES
Seat Rail
Pivot Link
Crossbrace
Hex Bolt
Self-Tapping Screw and Washer
Lower Crossbrace Saddle
Locknut
Note orientation of hex
bolt, bushing, washers,
coved washers and locknut
for installation of new
crossbraces.
Locknut
Folding Frames Without Seat Rails (FIGURE 5)
1. Remove upholstery or seating system from the
wheelchair. Refer to REPLACING BACK UPHOL-
STERY in PROCEDURE 3 of this manual.
NOTE: If adjusting the seat width of the wheel-
chair, the back (if equipped) and seat upholstery
MUST be changed as well.
NOTE: If a seating system is being used on the
wheelchair, refer to the seating system Owner's
Manual for installation and removal.
2. Remove the hex bolts and locknuts that secure the
two (2) pivot links and two (2) link stops to the wheel-
chair frame and crossbraces.
3. Remove the hex bolts, locknuts and lower cross-
brace saddles that secure the bottom of the two (2)
crossbraces to the wheelchair frame.
4. Remove the hex bolt, coved spacers, washers and
locknut that secure the two (2) existing crossbraces
together.
NOTE: Note orientation of coved spacer, washer
and locknut order for reinstallation.
5. Assemble the two (2) new crossbraces together.
Refer to FIGURE 5 for hardware orientation.
6. Determine the mounting hole in the pivot link for the
corresponding seat width.
NOTE: Seat widths are stamped on the pivot link.
Always align the holes in the pivot link and link
stop.
7. Align the three (3) holes in pivot link and link stop
and reinstall the hex bolts and locknuts that secure
the pivot link and link stop to the wheelchair frame
and crossbrace.
8. Reinstall the hex bolts, locknuts and crossbrace
saddles that secure the bottom of the two (2) new
crossbraces to the wheelchair frame.
NOTE: Position crossbrace saddle on wheel-
chair frame using the self tapping screw and
washer on the underside of wheelchair frame
as reference. Refer to FIGURE 5.
9. Install the new upholstery or seating system onto
the wheelchair. Refer to REPLACING BACK UP-
HOLSTERY in PROCEDURE 3 of this manual.
NOTE: If a seating system is being used on the
wheelchair, refer to the seating system Owner's
Manual for installation and removal.
PROCEDURE 4 SEAT
S
E
A
T
Hex Bolt
Hex Bolt
Wheelchair
Frame