18 Specifications
Fault
LEDs on the
battery
Hedge trimmer's
-
running time is
too short.
-
Charging does
1 LED emits
not start when
red light.
the battery is
inserted into the
charger.
17.2
Troubleshooting the Charger
Fault
LED on Char‐
ger
Battery not being
The LED fla‐
charged.
shes red.
18 Specifications
18.1
STIHL HSA 50.0 Hedge Trim‐
mer
– Approved battery: STIHL AK
– Weight without battery: 2.9 kg
For runtime, see www.stihl.com/battery-life.
18.2
Cutting blades
– Tooth spacing: 30 mm
– Cutting length: 500 mm
– Sharpening angle: 35°
18.3
STIHL AK Battery
– Battery technology: lithium-ion
– Voltage: 36 V
– Capacity in Ah: see rating label
– Energy content in Wh: see rating label
– Weight in kg: See rating label
18.4
STIHL AL 101 Charger
– Rated voltage: See rating plate
– Frequency: see rating plate
– Rated power: see rating plate
– Charging current: See rating plate
For charging times, see www.stihl.com/charging-
times.
18.5
Extension Cords
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:
0458-018-9801-A
Cause
The battery is not fully
charged.
The battery life has
been exceeded.
The battery is too
warm or too cold.
Cause
No electrical contact
between charger and
battery.
There is a malfunction
in the charger.
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
18.6
■ The battery is not protected against all ambi‐
ent conditions. If the battery is exposed to cer‐
tain environmental conditions, it may catch fire
or explode. This may result in serious injury to
people and damage to property.
► Do not charge the battery below -20°C or
► Do not use the hedge trimmer, battery or
► Do not store the hedge trimmer, battery or
18.7
For optimum performance of the hedge trimmer,
battery and charger, observe the following tem‐
perature ranges:
– Charging: 5°C to 40°C
Remedy
► Fully charge the battery.
► Replace battery.
► Leave battery inserted in charger.
Charging starts automatically as soon as
the permitted temperature range is rea‐
ched.
Remedy
► Remove the battery.
► Clean contacts on charger.
► Insert battery.
► Do not use the charger and contact your
STIHL dealer for assistance.
Temperature limits
WARNING
above +50°C.
charger below -20°C or above +50°C.
charger below -20°C or above +70°C.
Recommended temperature
ranges
English
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