Replacing Front Axle (4-Wheel Version); Replacing Anti-Tipper Wheels - Invacare Colibri Service Manual

• 12 mm wrench
• Rubber hammer
• Flat screwdriver
• Wooden block
Removing Wheel
1. Secure mobility device against rolling away.
2. Place a wooden block under frame in vicinity of
battery box.
3.
Remove plastic cap (1).
4. Loosen and remove locking nut.
5. Remove wheel from axle. If necessary, loosen the
wheel by tapping it lightly with a rubber hammer.
Installing Wheel
1. Install parts in reverse order. Ensure to use a new
locking nut.
2. Test all functions.
4.8.3 Replacing Front Axle (4–Wheel Version)
CAUTION!
Risk of Accidents
Accidents may result from standing the chassis
upright on its end.
– Secure the chassis against falling over.
When removing, take care of small parts such as
screws and washers. Put all small parts down so
that they can be installed in correct sequence.
• 12 mm wrench
• 17 mm wrench
1. Remove seat.
2. Remove battery boxes.
3. Remove drive unit.
1577883-B
Fig. 4-20
4.
Place chassis (1) upright on its seat adapter (2).
5. Secure chassis against falling over.
Removing Axle
1. Remove front wheels. See 4.8.2 Replacing Wheels
(4–Wheel Version / Rear Wheels of 3–Wheel Version),
page 16.
2.
Hold in place tie rod end with a wrench while
removing nut (3) so it cannot rotate.
Loosen and remove nuts (3) on track rods (1).
3. Remove track rods (1) from steering plates (2).
4. Loosen and remove nut (5) including washer.
5. Pull bolt (6) out and remove the axle assembly from
chassis (4).
Installing Axle
1. Install parts in reverse order.
2. Test all functions.

4.8.4 Replacing Anti-Tipper Wheels

• 10 mm wrench (2x)
Fig. 4-21
Fig. 4-22
Service
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