Operators Manual

20 Troubleshooting
20.1 Troubleshooting the Chainsaw or Battery
Fault LEDs on the
battery
Cause Remedy
Saw does not
start when swit‐
ched on.
1 LED flashing
green.
State of charge of the
battery is too low.
► Recharge the battery fully as described in
the User Manual for the STIHL AL 101,
301, 301-4, 500 chargers.
1 LED emits
red light.
The battery is too
warm or too cold.
► Engage chain brake and remove battery.
► Allow the battery to cool down or warm
up.
3 LEDs flash
red.
Chainsaw fault. ► Engage chain brake and remove battery.
► Clean electrical contacts in the battery
compartment.
► Insert battery.
► Disengage the chain brake.
► Switch on the chainsaw.
► If 3 LEDs continue to flash red: Do not
use your chainsaw and contact your
STIHL servicing dealer for assistance.
3 LEDs light
up red.
Chainsaw is too hot. ► Engage chain brake and remove battery.
► Allow the chainsaw to cool down.
4 LEDs
flash red.
There is a fault in the
battery.
► Engage the chain brake, remove and refit
the battery.
► Disengage the chain brake.
► Switch on the chainsaw.
► If 4 LEDs continue to flash red: Do not
use the battery; contact a STIHL authori‐
zed dealer.
No electrical contact
between the chainsaw
and battery.
► Engage chain brake and remove battery.
► Clean electrical contacts in the battery
compartment.
► Insert battery.
Saw or battery damp. ► Allow chainsaw or battery to dry.
Saw cuts out
during operation.
3 LEDs light
up red.
Chainsaw is too hot. ► Engage chain brake and remove battery.
► Allow the chainsaw to cool down.
There is an electrical
fault.
► Engage the chain brake, remove and refit
the battery.
► Switch on the chainsaw.
Chainsaw run‐
time is too short.
The battery is not fully
charged.
► Recharge the battery fully as described in
the User Manual for the STIHL AL 101,
301, 301-4, 500 chargers.
The battery life has
been exceeded.
► Replace battery.
Smell of smoke
or burning in the
cutting area.
The saw chain has
not been correctly
sharpened.
► Sharpen chain as specified.
Insufficient saw chain
oil in the oil tank.
► Fill up with saw chain oil.
The chain lubrication
system is supplying
insufficient saw chain
oil.
► Increase oil feed rate.
The saw chain is
over-tensioned.
► Tension the saw chain as specified.
The chainsaw is not
being used properly.
► Have correct use explained, then prac‐
tice.
20 Troubleshooting English
0458-007-9801-A 51