Troubleshooting Guide - Kärcher 18/25 Bedienungsanleitung

Note
The battery pack has an automatic storage mode; the
storage mode is activated and discharges the battery
pack to 70% if the battery pack has not been used for
more than 21 days. This function protects the battery
cells against rapid ageing and increases their service
life.

Troubleshooting guide

Malfunctions often have simple causes that you can
remedy yourself using the following overview. When in
doubt, or in the case of malfunctions not mentioned
here, please contact your authorised Customer Service.
General fault
Display shows broken battery symbol
Battery pack is defective and disabled for safety.
1. Do not use, charge, or store the battery pack.
2. Dispose of the battery pack in the correct manner.
Faults during charging
Battery pack not charging, indicator lamp on quick
charger off, display off
The quick charger is defective.
1. Replace the quick charger.
Battery pack not charging, display is on
Defective charger.
1. Replace the charger.
Battery pack not charging, display is off
Battery pack is completely discharged or defective.
1. Wait and see if the display shows the remaining
charging time after 2 minutes.
If the display shows the remaining charging time af-
ter the waiting time, the battery pack can be used
normally.
2. If the display does not appear, the battery pack is
defective and may no longer be used. Immediately
disconnect the battery pack from the charger and
dispose of it according to regulations.
Battery pack not charging, display shows the tem-
perature symbol
The battery pack temperature is too low/high.
1. Put the battery pack in a moderate temperature en-
vironment and wait until the battery pack tempera-
ture returns to the normal range, see the "Technical
data" chapter.
The charging process begins automatically.
Faults during operation
Display shows the temperature symbol
The battery pack temperature is too low/high.
1. Remove the battery pack, let the battery pack cool
down until the temperature symbol disappears
again.
Current consumption too high
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