Check The Programme Selector Switch - Kärcher BR 45/40 Service Manual

9.4.5 Check the programme selector switch


Remove rear appliance cover.
1 Connector plug programme selector switch
2 Control board

Pull the connector plug of the progamme selector
switch from the control PCB.

Connect the resistance measurement device to
the connector plug of the programme selector
switch.

Perform the measurement as per the following ta-
ble.
Switch setting
2 - Wet scrubbing (with vacuuming)
3 - Polishing (without vacuuming)
4 - Suction
5 - Polishing (without vacuuming)
6 - Polishing (with vacuuming)
If one of the values is not reached, the switch is de-
fective and must be replaced.
Installation in reverse order
Resistance measurement between
Pin 11 (gray) Pin 12 (red)
Pin 11 (gray) Pin 12 (red)
Pin 11 (gray) Pin 13 (pink)
Pin 11 (gray) Pin 13 (pink)
Pin 11 (gray) Pin 13 (pink)
Pin 11 (gray) Pin 14 (orange)
Pin 11 (gray) Pin 12 (red)
Pin 11 (gray) Pin 13 (pink)
Pin 11 (gray) Pin 14 (orange)
Target value
0,7
0,7
0,7
0,7
0,7
0,7
0,7
0,7
0,7
English 5.906-269.0 Rev. 00 (03/11)
Ohm
Ohm
Ohm
Ohm
Ohm
Ohm
Ohm
Ohm
Ohm
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