Checking The Controls; Checking Chain Lubrication; Testing The Battery; Using The Pole Pruner - Stihl HTA 66 Manual De Instrucciones

11 Using the Pole Pruner

► Measure the height of the depth limiters (1)
with a STIHL filing gauge (2). The STIHL filing
gauge must match the pitch of the saw chain.
► If a depth gauge (1) projects from the filing
gauge (2): Lower the depth gauge (1) with a
file, 16.2.
2
4
► Make sure the service marks (1 to 4) on the
cutters are visible.
► If one of the service marks is not visible on a
cutter: Do not use your saw chain and contact
your STIHL dealer for assistance.
► Use a STIHL filing gauge to check that the fil‐
ing angle is 30° on all cutters. The STIHL filing
gauge must match the pitch of the saw chain.
► If the filing angle of 30° has not been main‐
tained: Resharpen the saw chain.
► If you have any doubts, be sure to consult a
STIHL dealer.
10.4

Checking the controls

Release slide, Ergo lever and trigger
► Remove the battery.
► Try squeezing the trigger switch without acti‐
vating the release slide.
► If the trigger can be pulled: Do not use your
pole pruner and contact your STIHL dealer for
assistance.
The release slide is faulty.
► Push the release slide with your thumb in the
direction of the saw chain and hold it there.
► Press and hold Ergo lever.
► Press the trigger.
The release slide can be released.
► Release the trigger and Ergo lever.
► If the release slide, trigger or the Ergo lever is
stiff or does not spring back to the idle posi‐
tion: Do not use the pole pruner and contact
your STIHL dealer for assistance.
The release slide, trigger or the Ergo lever is
defective.
Switching on the Pole Pruner
► Insert battery.
► Push the release slide towards the saw chain
and hold in place.
0458-191-9821-B
1
3
► Press and hold the trigger.
The saw chain runs.
► If 3 LEDs flash red: Remove the battery and
consult a STIHL dealer.
There is a malfunction in the pole pruner.
► Release the trigger.
The saw chain stops running after about 1
second.
► If the saw chain continues to run after about 1
second: Remove the battery and contact your
STIHL dealer for assistance.
The pole pruner has a malfunction.
10.5

Checking Chain Lubrication

► Fit the battery.
► Hold the guide bar over a light surface.
► Switch on the pole pruner.
Chain oil is thrown off the chain and is visible
on the light surface. Chain lubrication is oper‐
ating properly.
► If no chain oil can be seen:
► Fill up with chain oil.
► Check chain lubrication again.
► If chain oil is still not visible on the light sur‐
face: Do not use your pole pruner and con‐
tact your STIHL servicing dealer for assis‐
tance. Chain lubrication is defective.
10.6

Testing the Battery

► Press button on battery.
The LEDs glow or flash.
► If the LEDs do not glow or flash: Do not use
the battery and contact your STIHL servicing
dealer.
There is a malfunction in the battery.
11 Using the Pole Pruner
11.1 Adjusting the shaft length (HTA
86)
The shaft can be adjusted to different lengths to
suit the application as well as the user's height
and reach.
► Switch off the pole pruner and remove the bat‐
tery.
max 45°
English
2
1
41