Troubleshooting Guide - Stihl HSA 45 Instruction Manual

21 Troubleshooting Guide

► Sharpen each cutting edge of the upper cut‐
ting blade with a sharpening file. Always file
toward the cutting edge with a forward motion
matching the sharpening angle,
Sharpen on the forward stroke. Lift off the
blade on the backstroke.
► Only sharpen the cutting edges. Do not file
blunt projecting parts of the cutting attach‐
ment, or the cutting blade guard. Make sure
your sharpening stroke matches the sharpen‐
ing angle, 22.2.
21 Troubleshooting Guide
21.1 Troubleshooting
Always remove the activation key before carrying out any inspection, cleaning or maintenance.
Condition LEDs on the
Hedge Trim‐
mer
Hedge trimmer
does not start
when switched
on.
1 LED
flashes
green.
3 LEDs glow
red.
3 LEDs flash
red.
Hedge trimmer 3 LEDs glow
cuts out during red.
operation.
Run-time is too
short.
0458-717-8221-C
► Turn the hedge trimmer over and sharpen the
► Use a whetstone to remove any burrs from the
► After sharpening, wipe away filing or grinding
22.2. ■ Operating the machine with dull or damaged
Cause Remedy
Activation key ► Remove the activation key,
not fully inserted. ► Visually check the electrical contacts of the acti‐
vation key.
► Reinsert the activation key,
Less than 20% ► Charge the hedge trimmer,
charge remain‐
ing.
Integrated bat‐ ► Remove the activation key,
tery too hot.
► Allow the hedge trimmer to cool down gradually
at ambient temperatures of about 50 °F to 68 °F
(10 °C to 20 °C).
Malfunction in ► Do not attempt to use. The hedge trimmer has a
hedge trimmer. malfunction and must be checked by a servicing
dealer.
Cutting blades ► Clean the cutting blades,
are not clean
► If the LEDs still flash, do not attempt to use.
and lubricated. The hedge trimmer has a malfunction and must
be checked by a servicing dealer.
Moisture in ► Allow the hedge trimmer to dry.
hedge trimmer.
Integrated bat‐ ► Remove the activation key,
tery too hot.
► Allow the hedge trimmer to cool down gradually
at ambient temperatures of about 50 °F to 68 °F
(10 °C to 20 °C).
Electrical mal‐ ► Switch off the hedge trimmer. Wait at least
function.
5 seconds and switch it back on,
Hedge trimmer ► Charge the hedge trimmer,
not fully charged.
cutting edges of the lower cutting blade.
cutting edges. Remove as little material as
possible.
dust with a dry or slightly dampened cloth and
then spray the cutting blades with a resin sol‐
vent, such as STIHL Resin Remover and
Lubricant.
NOTICE
cutting blades may overload the motor. Keep‐
ing the cutting blades sharp helps maintain
cutting performance and the expected life of
the product.
English
12.2.
12.1.
10.
12.2.
19.2.
12.2.
13.
10.
21