Replacing The Angle-Adjustable Back Tubes - Otto Bock Avantgarde CV Service Manual

Service Work

3.8.4 Replacing the Angle-Adjustable Back Tubes

CAUTION
Missing anti-tipper
Risk of tipping of the user to the rear
► When using the 30° backrest angle with short wheelbase, two anti-tippers (one on each side) and with long
wheelbase at least one anti-tipper must be fitted and activated.
► Check that the anti-tipper is securely attached.
1) Remove the old back tube (see previous section).
2) Insert the angle-adjustable back tube into the rear part of the frame (see Fig. 87).
3) Install the mounting for the side panel.
4) Tighten all mounting screws on the rear frame to 7 Nm.
5) Finally, adjust the angle on both back tubes in the same way (see Fig. 88).
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02/2011