Repairing; Troubleshooting - Stihl HTA 66 Instruction Manual

18 Repairing

17.2 Sharpening the Saw Chain
Correctly sharpening saw chains requires a lot of
practice.
STIHL files, STIHL filing aids, STIHL sharpeners
and the brochure "Sharpening STIHL Saw
Chains" help you achieve the right results. To
obtain the brochure visit http://www.stihl.com/
sharpening-brochure.
STIHL recommends you have saw chains
resharpened by a STIHL servicing dealer.
WARNING
■ The chain's cutters are very sharp. There is a
risk of cut injuries.
► Wear work gloves made of durable mate‐
rial.
► File each cutter with a round file so that the
following points are observed:
– Round file matches the chain pitch.
– File from the inside to the outside of the cut‐
ter.

19 Troubleshooting

19.1 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.
0458-191-9821-B
– Hold the file at right angle to the guide bar.
– Maintain a filing angle of 30°.
► File down the depth gauges with a flat file so
that they are level with the STIHL filing gauge
and parallel to the service mark. The STIHL fil‐
ing gauge must match the chain pitch.
► If you have any queries: Contact your STIHL
servicing dealer for assistance.
18 Repairing
18.1
The pole pruner, guide bar, saw chain and bat‐
tery cannot be repaired by the user.
► If the pole pruner, guide bar or saw chain are
damaged: Do not use your pole pruner and
contact your STIHL servicing dealer for assis‐
tance.
► If the battery has a malfunction or is damaged:
Replace the battery.
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.
Repairing the Pole Pruner and
Battery
Remedy
► Charge battery as described in the User
Manual for chargers STIHL AL 101, 300,
301-4, 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.
English
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