Otto Bock 4R57 Instructions For Use Manual page 22

• After activating the release button, it must be possible to rotate the hous­
ing of the rotation adapter 360° without touching the socket and/or com­
ponents of the knee joint (such as the frame or hydraulic unit).
• A collision with the frame or hydraulic unit at maximum flexion of the knee
joint must be prevented. If necessary, flexion stops have to be installed
or a tilt of the rotation adapter has to be eliminated.
Fitting:
► Use the torque wrench to tighten the set screws of the pyramid receiver
to 10 Nm.
Definitive mounting:
1) Secure the set screws of the pyramid receiver with adhesive.
2) Use the torque wrench to tighten the set screws to 10 Nm.
6.2.2 Rotation adapter with threaded connector
CAUTION
Insufficient screw-in depth in the lamination anchor
Falling due to breakage of load-bearing components.
► After fully screwing the rotation adapter into the lamination anchor,
unscrew the rotation adapter out of the thread by no more than
3/4 turn.
INFORMATION
4X46=ST lamination dummy for lamination process
In order to properly screw the rotation adapter with threaded connector
into the lamination anchor, the 4X46=ST lamination dummy must be used
for laminating. It must be ordered separately.
1) Screw the rotation adapter completely into the thread of the lamination
anchor.
2) Unscrew the rotation adapter out of the thread by no more than a
3/4 turn.
→ The alignment of the release button must be medial.
→ After activating the release button, it must be possible to rotate the
housing of the rotation adapter by 360° without touching the lamin­
ation anchor.
3) Secure the cap screw of the threaded clamping of the lamination anchor
using adhesive and tighten using the torque wrench (10 Nm).
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