Preparing The Product To Connect To The Adjustment Software; Shortening The Tube Adapter; Installing The Tube Adapter; Bench Alignment In Alignment Apparatus - Otto Bock C-Leg 3C98-3 Instructions For Use Manual

7.1.1.3 Preparing the product to connect to the adjustment software

If the product does not emit any signals when querying the charge level (see page 25), the battery is drained or the
product is switched off.
Switching on the product
1) Connect the power supply with battery charger to the wall socket.
2) Connect the battery charger to the product.
3) Wait for feedback signals.
4) Disconnect the battery charger from the product.
→ After feedback signals are emitted (self test), the product is switched on.
Switching on Bluetooth
Upon delivery the Bluetooth function of the prosthesis is switched on.
The Bluetooth function can be switched off using the Cockpit app or the adjustment software. When the Bluetooth
function is switched off, it is only turned on temporarily for 2 minutes after connecting/disconnecting the battery
charger and is then turned off again automatically. When a connection with the PC is active (the
lit up), the Bluetooth function is not switched off automatically.

7.1.2 Shortening the Tube Adapter

CAUTION
Incorrect processing of tube
Falling due to damage to the tube.
► Do not clamp the tube into a vice.
► For shortening the tube, use only a tube cutter.
1) Determine the required length of the tube adapter using the configuration assistant in the adjustment software.
2) Shorten the tube adapter to the determined value with the 719R3 tube cutter.
3) Smooth the cut surface with a deburring knife (e.g. 718S2) and sandpaper.
NOTICE
Inserting the tube adapter without deburring the cut edge
Damage to the tube stop while inserting the tube adapter.
► If shortening the tube adapter resulted in raised material on the outside, a machine must be used to sand the
material flat. Carefully deburr the inside.

7.1.3 Installing the Tube Adapter

CAUTION
Improper assembly of the screw connections
Falling due to breakage or loosening of the screw connections.
► Clean the threads before every installation.
► Apply the specified tightening torque values for installation (see the section "Technical data" see page 48).
► Observe the instructions for securing the screw connections and the use of the correct length.
1) Install the prosthetic foot on the tube adapter and tighten the set screws on the tube adapterto 15 Nm.
INFORMATION: Replace any set screws that are protruding or recessed too much with compatible
ones. For approved set screws, see the section "Technical data" (see page 48).
2) Insert the tube adapter about 50 mm into the knee joint (for the exact value, consult the configuration assistant
in the adjustment software).
INFORMATION: Corrections in the insertion depth between 40 mm and 55 mm are permissible (slide
in 5 mm and pull out 10 mm).
3) Turn the foot outwards slightly and tighten the two distal tube clamp screwsto 7 Nm.

7.1.4 Bench alignment in alignment apparatus

A correct bench alignment (e.g. using the 743A200 PROS.A. Assembly alignment apparatus) ensures that the user
can benefit from all the advantages of the product. If the L.A.S.A.R. Assembly alignment apparatus (743L200) is
available, it can be used as well. The position of the residual limb must be taken into account when positioning the
socket connector. Plumb lines in the frontal and sagittal planes (drawn from the hip joint's centre of rotation and
C-Leg 3C98-3/3C88-3
Preparing the product for use
symbol is
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