Invacare 9000 XDT - Manual (Page 3)

3
Locknut
Fork
C. Let the casters drop to the bottom of the arc
(the wheels should swing once to one-side, then
immediately rest in a straight downward position).
D. Adjust the locknuts according to the freedom of
the caster swing.
2. Test the wheelchair for maneuverability.
3. Readjust the locknuts if necessary, and repeat STEPS
1-2 until correct.
4. Snap the dust covers over the locknut and stem.
5. Install the wheel lock shoe extensions if necessary.
Refer to INSTALLING WHEEL LOCK SHOE EX-
TENSIONS in this instruction sheet.
FIGURE 4 - REINSTALLING FRONT CASTERS
Washer
Front Caster
Washer
Hex Screw
REPOSITIONING THE REAR
WHEELS (FIGURE 5)
NOTE: When the 9000 XDT Tall Fork/Stem is installed
and a Tall Seat-to-Floor is desired, the rear wheel MUST
be repositioned in the BOTTOM Mounting Hole to avoid
excessive rear seat dump.
FIGURE 5 - REPOSITIONING THE REAR WHEELS
1. Reposition rear wheels if necessary. Refer to REAR
WHEEL in 9000 Series Owner's Manual Part No.
1056953 and CHANGING SEAT-TO-FLOOR
HEIGHT in 9000 Series Service Manual Part No.
1076155.
2. After the rear wheel has been repositioned, perform
WHEELCHAIR MANEUVERABILITY. Refer to
WHEELCHAIR MANEUVERABILITY in this instruc-
tion sheet.
BOTTOM Mounting Hole
INSTALLING WHEEL LOCK SHOE
EXTENSIONS (FIGURE 6)
NOTE: Refer to the INSTALLATION WARNING in the
SAFETY SUMMARY section of this instruction sheet.
NOTE: The wheel lock shoe extensions are to ensure that
the wheel lock engages properly and holds the wheelchair
in place. They are needed for chairs with U2222 rear wheels
in the tall configurartion. If this chair already has wheel
lock shoe extensions installed, do NOT replace. Refer to
Parts Book Form No. 95-137 for proper wheel lock shoe
extensions part numbers.
1. Place the wheel lock in the unlocked position.
2. Loosen the two (2) set screws in the wheel lock shoe
extension.
3. Position the wheel lock shoe extension over the exist-
ing wheel lock shoe.
NOTE: Ensure the wedge end of the wheel lock shoe
extension is facing the rear wheel.
4. Securely tighten set screws.
5. Repeat STEPS 1-4 for the opposite wheel lock.
6. Adjust the wheel locks. Refer to ADJUSTING THE
PATIENT OPERATED WHEEL LOCKS in this instruc-
tion sheet.
WHEELCHAIR MANEUVERABILITY
1. Properly tighten the caster journal system and guard
against flutter by performing the following check:
A. Tip the back of the wheelchair to the floor.
B. Pivot both the forks and casters to the top of their
arc simultaneously. FIGURE 6 - INSTALLING WHEEL LOCK SHOE SPACERS
Wheel
Lock
Wheel Lock
Shoe Extension
Set Screws
Wheel
Lock Shoe
Wedge
End