English
Fault
LEDs on gar‐
den pruner
18.2
Troubleshooting the Charger
Fault
LED on Char‐
ger
Battery not being
One LED glows
charged.
red.
The LED fla‐
shes red.
The charger
The LED
does not run a
glows green for
self test.
about 1 second
and then red
for about
1 second.
19 Specifications
19.1
STIHL GTA 26 Garden Pruner
– Approved battery: STIHL AS
– Weight without battery, guide bar and saw
chain 1.2 kg
For battery life see www.stihl.com/battery-life.
19.2
Chain Sprockets
The following chain sprockets may be used:
– 6-tooth for 1/4" P
– Maximum chain speed: 8.0 m/s
19.3
Minimum groove depth of guide
bars
The mininum groove depth depends on the pitch
of the guide bar.
– 1/4" P 4 mm
19.4
STIHL AS Battery
– Battery Technology: Lithium-ion
– Voltage: 10.8 V
– Capacity in Ah: see rating label
– Energy content in Wh: see rating label
– Weight in kg: see rating label
19.5
STIHL AL 1 Charger
– Rated voltage: see rating pate
48
Cause
The battery service
life has been excee‐
ded.
Cause
The battery is too
warm or too cold.
No electrical contact
between charger and
battery.
There is a malfunction
in the charger.
There is a fault in the
battery.
Electrical contact to
charger was briefly
interrupted.
– Frequency: see rating plate
– Rated power: see rating plate
– Charging current: see rating plate
– Maximum energy content of approved STIHL
AS battery: 12.5 Ah
For charging times see www.stihl.com/charging-
times.
19.6
If an extension cord is used, the cross sectional
area of its conductors must meet the following
minimum requirements – depending on the line
voltage and length of the extension cord:
If rated voltage on the rating label is 220V to
240V:
– Cord length up to 20 m: AWG 15 / 1.5 mm²
– Cord length 20 m up to 50 m: AWG 13 /
2.5 mm²
If rated voltage on the rating label is 100V to
127V:
– Cord length up to 10 m: AWG 14 / 2.0 mm²
– Cord length 10 m up to 30 m: AWG 12 /
3.5 mm²
Remedy
► Replace the battery.
Remedy
► Leave battery inserted in charger.
Charging starts automatically as soon as
the permitted temperature range is rea‐
ched.
► Remove the battery.
► Clean contacts on charger.
► Insert battery.
► Do not use the charger and contact your
STIHL dealer for assistance.
► Do not use the battery. Consult a STIHL
dealer.
► Disconnect the mains plug from the
power supply.
► Wait for 1 minute.
► Insert the mains plug in a wall outlet.
Extension Cords
19 Specifications
0458-694-9821-C