Troubleshooting - Stihl FSA 90 R Instruction Manual

Troubleshooting

Always remove the battery before carrying out any work on the machine.
Condition
Machine does not start when switched on
Machine cuts out during operation
Runtime is too short
Battery jams when being inserted in machine
/ charger
FSA 90 R
Cause
No electrical contact between machine
and battery
Battery is low on charge
(1 LED on battery flashes green)
Battery too hot / too cold
(1 LED on battery glows red)
Fault in battery
(4 LEDs on battery flash red)
Machine too hot
(3 LEDs on battery glow red)
Electromagnetic problem or fault in
machine
(3 LEDs on battery flash red)
Moisture in machine and/or battery
Battery or machine's electronics too hot Take battery out of machine, allow bat-
Electrical or electromagnetic malfunction Remove the battery and refit it
Battery not fully charged
Using unsuitable nylon line
Useful life of battery has been reached
or exceeded
Guides / contacts dirty
Remedy
Remove the battery, visually check con-
tacts and refit battery
Charge the battery
Allow battery to cool down / allow battery
to warm up slowly at temperature of
about 15°C - 20°C
Take the battery out of the machine and
refit it. Switch on the machine – if the
LEDs continue to flash, the battery has a
malfunction and must be replaced.
Allow machine to cool down
Take the battery out of the machine and
refit it. Switch on the machine – if the
LEDs still flash, the machine has a mal-
function and must be checked by a
1)
servicing dealer
Allow machine / battery to dry
tery and machine to cool down
Charge the battery
Replace nylon line
1)
Check battery and replace
Carefully clean the guides / contacts
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