23 Maintenance and Repairs
Always remove the battery before carrying out any work on the power tool.
Fault
Power tool cuts out during opera‐
tion
Runtime is too short
Battery gets stuck during insertion
in the power tool/charger
Battery does not charge although
the LEDs on the charger are green
Light emitting diode on charger
flashes red
1)
STIHL recommends STIHL dealers
23 Maintenance and Repairs
Users of this machine may only carry out the
maintenance and service work described in this
user manual. All other repairs must be carried
out by a servicing dealer.
STIHL recommends that you have servicing and
repair work carried out exclusively by an author‐
0458-707-9821-C
Cause
Error in battery
(4 LEDs on battery flash red)
Unit too hot
(3 LEDs on battery are red)
Electromagnetic problem or
fault in power tool
(3 LEDs on battery flash red)
Moisture in the power tool
and/or battery
Battery or power tool electron‐
ics too hot
Electric or electromagnetic
interference
Battery is not completely
charged
Service life of battery has been
reached or exceeded
Guides dirty
Battery too hot / too cold
(1 LED on battery is red)
No electrical contact between
charger and battery
Error in battery
(4 LEDs on battery flash red for
approx. 5 seconds)
Fault in charger
ized STIHL servicing dealer. STIHL dealers are
regularly given the opportunity to attend training
courses and are supplied with the necessary
technical information.
When repairing the machine, only use replace‐
ment parts which have been approved by STIHL
for this power tool or are technically identical.
Remedy
at temperatures of approx.
15°C to 20 C (59°F to 68°F)
Remove the battery from the
power tool and reinsert it.
Switch on the power tool – if the
LEDs still flash, the battery is
faulty and must be replaced
Let the power tool cool off
Remove the battery from the
power tool and reinsert it.
Switch the power tool on – if the
LEDs still flash, the power tool
has a malfunction and must be
checked by a servicing dealer
Let the power tool/battery dry
Remove battery from the power
tool, let battery and power tool
cool off
Remove battery and reinsert it
Charging the battery
1)
Check battery
and replace
Carefully clean guides
Let the battery cool down / let
the battery warm up gradually
at temperatures of approx.
15°C to 20 C (59°F to 68°F)
Operate the charger only in a
closed, dry space at ambient
temperatures of +5°C to
+40°C (41°F to 104°F)
Remove battery and reinsert it
Remove the battery from the
power tool and reinsert it.
Switch on the power tool – if the
LEDs still flash, the battery is
faulty and must be replaced
Have charger checked by serv‐
1)
icing dealer
English
1)
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