Otto Bock 4R104 60 Instructions For Use Manual page 9

CAUTION
Improper assembly of the screw connections
Risk of injury due to breakage or loosening of the screw connec­
tions
► Clean the threads before every installation.
► Apply the specified torque values.
► Follow the instructions regarding the length of the screws and
about how to secure the screws.
5.1 Installation in the modular prosthesis
Adjusting the stop
The set screw in the dovetail guide limits sliding of the adapter in one
direction. For sliding in the opposite direction, the adapter can be
turned or the set screw can be moved.
Required tools: 710D20 torque wrench
>
► CAUTION! Only use the adapter with the set screw screwed
into the dovetail guide.
Make sure that the set screw (see fig. 3) is screwed correctly into
the dovetail guide (tightening torque: 5 Nm).
Connecting the pyramid adapter and pyramid receiver
The pyramid adapter is fixed with the set screws of the pyramid receiv­
er.
Required materials: torque wrench (e.g. 710D20), 636K13 Loc­
>
tite 241
1) Fitting:
Screw in the set screws.
Use the torque wrench to tighten the set screws (10 Nm).
2) Definitive assembly:
Secure the set screws with Loctite.
Screw in the set screws.
Pre-tighten the set screws with the torque wrench (10 Nm) and
then tighten them (15 Nm).
3) Replace any set screws that are protruding or are recessed too
much with appropriate set screws (see selection chart).
Selection table for set screws
Reference number
506G3=M8X12-V
506G3=M8X14
506G3=M8X16
Replacement and disassembly
The set position of the prosthetic component can be maintained dur­
ing replacement or disassembly. In order to do this, unscrew the two
set screws that are screwed in the furthest and located next to each
other.
5.2 Adjusting adapter
> Required tools: 710D20 torque wrench
Prerequisite: No load on the prosthesis and the prosthesis is not
>
being worn.
1) Loosen the cap screws of the dovetail guide (see fig. 1).
2) Slide the adapter to the desired position.
3) Tighten the cap screws (installation torque: 15 Nm).
6 Cleaning
1) Clean the product with a damp, soft cloth.
2) Dry the product with a soft cloth.
3) Allow to air dry in order to remove residual moisture.
7 Maintenance
► A visual inspection and functional test of the prosthetic compon­
ents should be performed after the first 30 days of use.
► Inspect the entire prosthesis for wear during normal consulta­
tions.
► Conduct annual safety inspections.
Length (mm)
12
14
16
9