23 Troubleshooting Guide
Always remove the battery before carrying out any inspection, cleaning or maintenance.
Condition
LEDs on
Battery
Runtime is too short.
Battery is not being
1 LED glows
charged even though
red.
LED on charger
glows green.
23.2 Charger
Condition
LEDs on
Charger
LED on charger
LED flashes
flashes red.
red.
0458-807-8621-A
Cause
Remedy
Battery not fully
► Charge the battery, @ 11.
charged.
Useful life of battery
► Have the battery checked by an authorized STIHL servicing
has been reached or
dealer.
exceeded.
Battery too hot / too
► Allow the battery to warm up or cool down gradually at
cold.
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).
Cause
Remedy
No electrical contact
► Remove the battery and reinsert it into the charger.
between charger and
battery.
Malfunction in
► Remove the battery and reinsert it into the charger.
battery.
► If the LED continues to flash, do not attempt to charge.
If 4 LEDs on the battery are flashing, it has a malfunction
and must be replaced. Otherwise, have the battery checked
by an authorized STIHL servicing dealer.
Malfunction in
► Have the charger checked by an authorized STIHL
charger.
servicing dealer.
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