39
– When the charger shows that the battery is fully charged, it can be removed from the charger (see also
chapter
"Useful life"
).
– Unplug the charger when not in use.
– To check the available charge, press the battery charge display button (see chapter
"Battery charge
display"
).
Checking the charger
If the battery is not charged properly:
– Check the socket using another electrically operated tool e.g. reading lamp or similar, which you know to be
working correctly.
Make sure that the socked is not switched off.
– Check whether the charging contacts have not short-circuited due to dirt or objects.
– Heed the permissible temperature range of 7° C to 40° C during charging
Battery status display (Illustration U4 )
To check the available charge, press the battery charge display button. The display lights illuminate according to
the charge level of the battery:
Lights
Capacity
4 green lights
Battery is fully charged
3 green lights
Battery is 70% charged
2 green lights
Battery is 45% charged
1 green light
Battery is 10% charged and must be
recharged soon.
Lights are off
Battery is less than 10% charged and
must be recharged immediately in order
to prevent irreparable damage (deep
discharge).
7
TROUBLESHOOTING
Fault
Possible cause
Remedy
Battery cannot be
charged
Charging contacts short-
circuited by dirt or
objects.
Have it checked by an
authorised workshop.
Battery or charger faulty Replace battery or charger.
Charger without power
supply
Use another electrically
powered device to check
whether the socket is OK.
Battery too hot
Allow the battery to cool
down for about 30 minutes.