Troubleshooting; Troubleshooting Chain Saw Or Battery - Stihl MSA 120 C Instruction Manual

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18 Troubleshooting

18.1 Troubleshooting Chain Saw or Battery

Condition LEDs on Battery
Saw does not start 1 LED flashes
when switched on. green
1 LED glows red. Battery too hot or too cold. ► Engage the chain brake and remove the battery.
3 LEDs flash red. Malfunction in saw.
3 LEDs glow red
4 LEDs flash red. Malfunction in battery.
Saw cuts out during 3 LEDs glow red
operation
Charge process does 1 LED glows red. Battery too hot or too cold. ► Leave battery in the charger.
not start when
battery is inserted in
the charger.
80
Cause
Battery has low charge
Chain saw is too hot.
Chain saw is too hot.
Remedy
► Charge the battery.
► Allow battery to cool down / warm up.
► Engage the chain brake and remove the battery.
► Clean contacts in battery compartment.
► Fit the battery.
► Disengage the chain brake.
► Switch on the saw.
► If 3 LEDs continue to flash red: Contact your STIHL
servicing dealer.
► Engage the chain brake and remove the battery.
► Allow chain saw to cool down
► Engage the chain brake, remove and refit the
battery.
► Disengage the chain brake.
► Switch on the saw.
► If 4 LEDs continue to flash red: Contact your STIHL
servicing dealer.
► Engage the chain brake and remove the battery.
► Allow chain saw to cool down
Charge process starts automatically as soon as
permissible temperature range is reached.
18 Troubleshooting
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