Kärcher 18/25 Bedienungsanleitung Seite 17

Battery pack not charging, indicator lamp on
the quick charger is blinking, display is on
The battery pack temperature may not
be within the normal range.
The quick charger is defective.
1. Observe the information per the display.
2. Replace the quick charger.
Battery pack not charging, display is off
Battery pack is completely discharged or defective.
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.
Short-circuit
In case of a short-circuit, the battery pack is disabled for
30 seconds.
Display shows no remaining capacity
The battery pack is discharged.
1. Charge the battery pack.
1. Wait and see if the display shows the remaining charg-
ing time after a while. If the display remains off then
the battery pack is defective. Replace the battery pack.
Battery pack not charging, display
shows the temperature symbol
The battery pack temperature is too low / high.
1. Put the battery pack in a moderate temperature envi-
ronment and wait until the battery pack temperature
returns to the normal range, see the "Technical data"
chapter. The charging process begins automatically.
Faults during operation
If the short-circuit occurs more frequently, the battery pack is
permanently disabled.
1. Connect the battery pack to the charger to unlock it.
Display shows remaining run time 0, device switches off
The battery pack is discharged.
1. Charge the battery pack.
Storage faults
Display shows a remaining capacity of 70 %, even
though the battery pack has been fully charged
The battery pack is in automatic storage mode. The storage
mode is activated 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.
1. Fully recharge the battery pack before next use.
EN-8
17