Replacing The Caster Fork; Replacing The Caster Wheel Journal; Replacing The Caster Wheel Adapter - Otto Bock Voyager Evo Service Manual

Service Work

3.9.2 Replacing the Caster Fork

1) Loosen the Allen head screw (see Fig. 49).
2) Replace the caster fork (see Fig. 50).
3) Tighten the Allen head screw to 8 Nm.

3.9.3 Replacing the Caster Wheel Journal

1) If necessary: Heat the plug guide (see Fig. 58, right) with hot air (~ 80 °C) to soften the Loctite.
2) Loosen the clamping on the plug guide. In order to do so, remove the Allen head screw on the inside while it is
hot (see Fig. 51).
3) Instead of the bearing sleeve, slide a suitable lever tube into the caster wheel journal (not illustrated).
4) Pry the caster wheel journal (see Fig. 58, item 2) secured with Loctite out of the taper fitting (see Fig. 58,
item 3).
5) Remove and replace the caster wheel journal (see Fig. 52).
6) Apply "high strength" Loctite to the new caster wheel journal.
INFORMATION: Note that only approx. 5–7 min. is available for the subsequent steps 7–9.
7) Insert the caster wheel journal and adjust it so the caster fork is perpendicular to the floor (see Page 23, steps
7–9).
8) Tighten the Allen head screw to 23 Nm.

3.9.4 Replacing the Caster Wheel Adapter

1) Remove the tube footrest and clamp sleeves (see Page 10).
2) Loosen the Allen head screws (see Fig. 53).
3) Replace the caster wheel adapter (see Fig. 54).
4) Tighten the Allen head screw to 15 Nm.
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Voyager evo