Kärcher BD 70/75 W Classic Bp Pack 160 Ah Li + FC, Manual, Page: 15 / 48

English 15
Faults that are not displayed
Warranty
The warranty conditions issued by our relevant sales com-
pany apply in all countries. We shall remedy possible mal-
functions on your appliance within the warranty period free
of cost, provided that a material or manufacturing defect is
the cause. In a warranty case, please contact your dealer
(with the purchase receipt) or the next authorised custom-
er service site.
(See overleaf for the address)
Accessories BD variant
Malfunction Rectification
The device cannot be
started 1. Turn the key-operated switch to "1".
2. Unlock the emergency stop button on the control panel by turning it. (Note: not all device
versions are equipped with an emergency stop button)
3. Actuate the safety switch.
4. Insert the battery plug.
5. Check the battery and charge if necessary.
6. Check that the battery terminals are correctly connected.
The water volume is insuf-
ficient 1. Check the fresh water filling level and fill the tank if necessary.
2. Increase the water volume at the water volume regulating knob.
3. Clean the fresh water filter.
4. Check the hoses for clogging and clean if necessary.
The suction performance
is too low 1. Shut down the device and drain the waste water.
2. Clean the seals between the waste water tank and the cover, check for leaks and replace
if necessary.
3. Check that the suction hose is correctly connected to the waste water tank.
4. Check the fluff filter for soiling and clean if necessary.
5. Clean the suction lips at the suction bar, turn over or replace if necessary.
6. Check that the cap on the waste water drain hose is closed.
7. Check the adjustment of the suction bar.
8. Check the suction hose for clogging and clean if necessary. The white marking on the
hose must lie at the retaining clip when the suction hose is re-inserted.
9. Check the suction hose for leaks and replace if necessary.
The cleaning results are
unsatisfactory 1. Reduce the driving speed.
2. Check the brushes for wear and replace if necessary.
3. Check the suitability of the brush type and detergent used.
The suction turbine runs
at an increased speed 1. Drain the waste water.
2. Clean the float.
3. Check the fluff filter and clean if necessary.
4. Check the suction hose for clogging and clean if necessary.
5. Check the suction bar for clogging and remove any clogging if necessary
The brushes do not rotate 1. Check if the brushes are blocked by a foreign body and remove the foreign body if nec-
essary.
The device vibrates during
cleaning 1. Use a softer brush.
The "Battery disconnect-
ed" LEDs, 80% and 100%
on the charger light up
several times in succes-
sion 1. The charger is in the recharging phase. In this phase, the state of charge of the individual
battery cells is equalised. A fault is only present if the "Battery disconnected" LED lights
up continuously.
The battery cannot be
charged The battery is deeply discharged and cannot be woken up by the charger.
1. Connect the charger to the mains connection and to the battery.
2. Press the button on the battery for longer than 5 seconds. The battery is woken up and
the charging process starts.
Description BD 70/75
part no. BD 80/100
part no. Description
Disc brush, white (soft) 4.905-011.0 4905-030.0 For cleaning lightly soiled or sensitive floors
Disc brush, natural colour (soft) 4905-012.0 4905-031.0 Made of natural fibres for cleaning and polishing
Disc brush, red (medium,
standard)
4905-010.0 4.905-000.0 For use in all common cleaning tasks
Disc brush, black (hard) 4905-013.0 4905-032.0 For heavy soiling and basic cleaning, only for non-sensitive
surfaces