Troubleshooting; Suction Turbine Does Not Run; The Suction Turbine Will Not Switch Off During Wet Vacuum Cycles When The Container Is Full; Suction Turbine Turns Off - Kärcher NT 35/1 AP Te Service Manual

11 Troubleshooting

Danger
First pull out the plug from the mains before carrying
out any tasks on the machine.

11.1 Suction turbine does not run


Turn on the appliance.

Container (in wet vacuuming mode) is full.
Empty the container.

Check cables, plugs and mains supply.

Check/replace the appliance switch.

Check/clean the electrode overflow fuse.

Check/replace the suction turbine.

Check/replace the PCB.
11.2 The suction turbine will not switch off
during wet vacuum cycles when the
container is full.

Check/clean the electrode overflow fuse.

Check the fluid level with non-conductive fluid.
Use the upgrade kit for "non-conductive media".

Check/replace the PCB.

11.3 Suction turbine turns off


Empty the container.
11.4 Suction turbine does not start again af-
ter the container has been emptied

Turn off the appliance and wait for 5 seconds, turn
it on again after 5 seconds.

Clean the electrodes as well as the space be-
tween the electrodes.

11.5 Suction capacity decreases


Remove blockages in the suction nozzle, suction
tube, suction hose, or flat pleated filter.

Exchange the paper filter bag.

Ensure the filter cover properly locks into place.

Check suction system to see if there are any
leaks/repair leaks.

Replace the flat pleated filter.

11.6 Dust comes out while vacuuming


Check for proper installation of the flat pleated fil-
ter.

Replace the flat pleated filter.
11.7 Automatic shut-off (wet vacuum clean-
ing) does not react

Check/clean the electrode overflow fuse.

Continuously check the filling level in case of non-
conductive liquid.
English 5.906-520.0 Rev. 00 (03/12)
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