19 Specifications
Condition
LEDs on Bat‐
tery
Hedge trimmer
3 LEDs glow
cuts out during
red.
operation.
Hedge trimmer
runtime is too
short
19 Specifications
19.1
STIHL HLA 66, HLA 86 Long-
Reach Hedge Trimmers
HLA 66
Permitted batteries:
– STIHL AP
– STIHL AR
– Weight without battery: 3.8 kg
– Degree of electrical protection: IPX4 (protec‐
tion against splash water from any direction)
HLA 86
Permitted batteries:
– STIHL AP
– STIHL AR
– Weight without battery: 4.8 kg
– Degree of electrical protection: IPX4 (protec‐
tion against splash water from any direction)
The running time is shown at www.stihl.com/
battery-life.
19.2
Cutting blades
HLA 66
– Tooth spacing: 33 mm
– Cutting length: 500 mm
– Sharpening angle: 45°
HLA 86
– Tooth spacing: 33 mm
– Cutting length: 500 mm
– Sharpening angle: 45°
0458-185-9821-B
Cause
No electrical contact
between hedge trim‐
mer and battery.
Hedge trimmer or bat‐
tery damp.
Hedge trimmer is too
hot.
There is a electrical
malfunction.
Battery not fully char‐
ged.
Normal battery life
has been exceeded.
19.3
– 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
– Permissible temperature range for operation
and storage: -10°C to +50°C
19.4
K-value (uncertainty) for sound pressure levels is
2 dB(A). K-value (uncertainty) for sound power
levels is 2 dB(A). The K-value for vibration levels
is 2 m/s².
HLA 66
STIHL recommends wearing ear defenders.
– Sound pressure level L
to ISO 22868: 85 dB(A)
– Sound power level L
ISO 22868: 94 dB(A)
– Vibration level a
ISO 22867
– Control handle: 3.5 m/s²
– Loop handle: 3.5 m/s²
HLA 86
STIHL recommends wearing ear defenders.
– Sound pressure level L
to ISO 22868: 85 dB(A)
– Sound power level L
ISO 22868: 94 dB(A)
Remedy
► If 4 LEDs continue to flash red: Do not
use the battery and contact your STIHL
dealer for assistance.
► Remove the battery.
► Clean contacts in battery compartment.
► Fit the battery.
► Allow hedge trimmer or battery to dry.
► Remove the battery.
► Allow the hedge trimmer to cool down.
► Remove battery and insert it again.
► Switch on the hedge trimmer.
► Recharge the battery fully as described in
the instruction manual for the STIHL AL
101, 300, 500 chargers.
► Replace the battery.
STIHL AP battery
Sound Values and Vibration
Values
pA
measured according to
wA
measured according to
hv
pA
measured according to
wA
English
measured according
measured according
37