Troubleshooting - Stihl HTA 50.0 Instruction Manual

18 Troubleshooting

18 Troubleshooting
18.1 Troubleshooting Pole Pruner and Battery
Fault LEDs on the
battery
Pole pruner does 1 LED flashing
not run when green.
switched on.
1 LED emits
red light.
3 LEDs
flash red.
3 LEDs light
up red.
4 LEDs
flash red.
Pole pruner cuts 3 LEDs light
out during opera‐ up red.
tion.
The pole pruner
cutting perfor‐
mance deteriora‐
tes.
Runtime of pole
pruner is too
short.
Smell of smoke
or burning in the
cutting area.
0458-813-9621-B
Cause
State of charge of the
battery is too low.
The battery is too
warm or too cold.
There is a malfunction
in the pole pruner.
The pole pruner is too
hot.
There is a fault in the
battery.
No electrical contact
between pole pruner
and battery.
Pole pruner or battery
damp.
The pole pruner is too
hot.
There is an electrical
fault.
The saw chain is
over-tensioned.
The saw chain has
not been correctly
sharpened.
The saw chain is
over-tensioned.
The chain lubrication
system is supplying
insufficient saw chain
oil.
The battery is not fully
charged.
The battery service
life has been excee‐
ded.
The saw chain has
not been correctly
sharpened.
Remedy
► Charge battery as described in the User
Manual for chargers STIHL AL 101, 300,
500.
► Remove the battery.
► Allow the battery to cool down or warm
up.
► Remove the battery.
► Clean electrical contacts in the battery
compartment.
► Insert battery.
► Switch on the pole pruner.
► If 3 LEDs continue flashing red: Do not
use the pole pruner and contact a STIHL
specialist dealer.
► Remove the battery.
► Allow the pole pruner to cool down.
► Remove battery and reinsert it.
► Switch on the pole pruner.
► If 4 LEDs continue to flash red: Do not
use the battery and contact your STIHL
dealer for assistance.
► Remove the battery.
► Clean electrical contacts in the battery
compartment.
► Insert battery.
► Allow pole pruner or battery to dry.
► Remove the battery.
► Allow the pole pruner to cool down.
► Remove battery and reinsert it.
► Switch on the pole pruner.
► Tension the saw chain as specified.
► Sharpen chain as specified.
► Tension the saw chain as specified.
► Do not use your pole pruner and contact
your STIHL servicing dealer for assis‐
tance.
► Fully charge battery as described in the
User Manual for chargers STIHL AL 101,
300, 500.
► Replace battery.
► Sharpen chain as specified.
English
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