FSA 90 R
English
31
Running time is too short
Battery not fully charged Charge the battery
Using unsuitable nylon line Replace nylon line
Useful life of battery has been reached
or exceeded
Check battery
1)
and replace
Battery jams when being inserted in power
tool / charger
Guides / contacts dirty Carefully clean the guides / contacts
Battery is not being charged even though
LED on charger glows green
Battery too hot / too cold
(1 LED on battery glows red)
Allow battery to cool down / at tempera-
tures of about 59 °F - 68 °F (15 °C -
20 °C), allow battery to warm up slowly
Operate charger only in closed, dry
rooms at ambient temperatures of 41°F -
104°F (5°C - 40°C)
LED on charger flashes red
No electrical contact between charger
and battery
Remove the battery and refit it
Fault in battery
(4 LEDs on battery flash red for
about 5 seconds)
Take the battery out of the power tool
and refit it. Switch on the machine – if the
LEDs continue to flash, the battery has a
malfunction and must be replaced.
Fault in charger Have charger checked by servicing
dealer
1)
1)
STIHL recommends an authorized STIHL servicing dealer.
Always remove the battery before carrying out any work on the power tool.
Condition Cause Remedy
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