Troubleshooting - Stihl MSA 120 C Instruction Manual

19 Troubleshooting

19 Troubleshooting
19.1 Troubleshooting Chainsaw or Battery
Fault LEDs on the
battery
Saw does not 1 LED flashing
start when swit‐ green.
ched on.
1 LED emits
red light.
3 LEDs flash
red.
3 LEDs light
up red.LEDs
light up red.
4 LEDs
flash red.
Saw cuts out 3 LEDs light
during operation. up red.LEDs
light up red.
Chainsaw run‐
time is too short.
Charging does 1 LED emits
not start when red light.
the battery is
inserted into the
charger.
0458-716-9621-D
Cause
State of charge of the
battery is too low.
The battery is too
warm or too cold.
Malfunction in saw.
Chainsaw is too hot.
There is a fault in the
battery.
No electrical contact
between the chainsaw
and battery.
Saw or battery damp. ► Allow saw or battery to dry.
Chainsaw is too hot.
There is an electrical
fault.
The battery is not fully
charged.
The battery service
life has been excee‐
ded.
The battery is too
warm or too cold.
Remedy
► Charge the battery.
► Engage chain brake and remove battery.
► Allow the battery to cool down or warm
up.
► Engage chain brake and remove battery.
► Clean electrical contacts in the battery
compartment.
► Insert battery.
► Disengage the chain brake.
► Switch on the saw.
► If 3 LEDs continue to flash red: Do not
use your chainsaw and contact your
STIHL servicing dealer for assistance.
► Engage chain brake and remove battery.
► Allow the chainsaw 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: Do not
use the battery and contact your STIHL
dealer for assistance.
► Engage chain brake and remove battery.
► Clean electrical contacts in the battery
compartment.
► Insert battery.
► Engage chain brake and remove battery.
► Allow the chainsaw to cool down.
► Engage the chain brake, remove and refit
the battery.
► Switch on the saw.
► Fully charge the battery.
► Replace battery.
► Leave battery inserted in charger.
Charging starts automatically as soon as
the permitted temperature range is rea‐
ched.
English
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