Kärcher 2.643-381.0 KM Medium Bedienungsanleitung Seite 10

3.2 Removing the control unit
Figure 1: Control unit KM Medium Range
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Select „Service functions", "Special functions", and

"Edit Material-/Serial Number".
Use the service tool to write the part and serial number

of the device to the software of the machine control.
Enter and adopt material and serial number.

The machine software is now ready; the hardware can be
installed.
Turn off the appliance.

Disconnect battery.

Unscrew the screws on the control.

Swivel the seat downward.
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