Wheel Replacement; Replacing The Inner Tube And Tyre; Replacing The Battery - Otto Bock A200 Instructions For Use Manual

Maintenance and repair

9.2.2 Wheel replacement

CAUTION
Uncontrolled movements of the power wheelchair
Crushing, pinching, blows due to non-observance of repair instructions
► When jacking up, secure the power wheelchair to prevent it from slipping or tilting to the side by placing a
suitable base under the drive unit bracket.
► Ensure that body parts, such as hands or head, are never in the danger zone.
46
47

9.2.3 Replacing the inner tube and tyre

The caster wheels are generally puncture-proof and can only be changed as a whole.
The rims of the drive wheels are in two parts and can be separated by removing the Allen head screws.
48

9.2.4 Replacing the battery

The battery packs may only be replaced by qualified personnel.
52
Replacing the drive wheel
1) Turn the control unit off.
2) Jack up the power wheelchair so that the wheel you
want to replace can rotate freely.
3) Loosen and remove the 4 screws around the wheel
hub.
4) Pull the drive wheel forward off the wheel hub.
5) Slide the new drive wheel onto the wheel hub.
6) Tighten all 4 screws using the torque wrench. The
torque value is 25 Nm.
Replacing the caster wheel
1) Turn the control unit off.
2) Jack up the power wheelchair so that the wheel you
want to replace can rotate freely.
3) Loosen the axle screw using an Allen wrench and
pull out the axle.
4) Remove the caster wheel from the caster fork.
5) Insert the new caster wheel into the caster fork.
6) Slide in the axle.
7) Tighten the axle screw using a torque wrench. The
torque value is 10 Nm.
Making repairs
1) Remove the wheel in question (see previous sec­
tion).
2) Let all air out of the tyre and push the valve fully into
the rim.
3) Loosen the 5 Allen head screws connecting the two
parts of the rim (see fig. 48, left).
4) Pry back the tyre from the edges of the rim.
5) Pull out the defective inner tube (see fig. 48, right).
6) Repair the inner tube with a standard tyre repair kit
or replace it.
7) Reassemble the rim. Firmly tighten the screws.
8) Reinstall the wheel (see previous section).
A200