Stihl FSA 86 R - Troubleshooting Common Operational Issues; Operational and Charging Problem Solutions

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32
English 22 Troubleshooting Guide
Trimmer cuts out
during operation.
1 LED glows
red.
Battery too hot / too
cold.
► Remove the battery, @ 13.2.
► Allow the trimmer and battery to cool down gradually at
ambient temperatures of about 50 °F to 68 °F (10 °C to
20 °C).
3 LEDs glow
red.
Trimmer too hot.
Run-time is too short. Battery not fully
charged.
► Charge the battery, @ 9.
Useful life of battery
has been reached or
exceeded.
► Have the battery checked by an authorized STIHL servicing
dealer.
Mowing head cannot
be removed by hand.
Mowing head is too
tight.
► Block the fan wheel with the stop pin.
► Remove the mowing head by hand by turning it
counterclockwise.
► Remove the stop pin.
Battery is not being
charged even though
LED on charger
glows green.
1 LED glows
red.
Battery too hot / too
cold.
► Allow the battery to warm up or cool down gradually at
ambient temperatures of about 50 °F to 68 °F (10 °C to
20 °C).
► Operate the charger only in enclosed, dry rooms at ambient
temperatures of 41 °F to 104 °F (5 °C to 40 °C).
Always remove the battery before carrying out any inspection, cleaning or maintenance.
Condition LEDs on
Battery
Cause Remedy