9 Maintenance, Repair and Storage
► Never use an extension cord with a wattage
rating lower than the wattage on your
charger's rating plate.
► Never use an extension cord if the blades
on its plug are different from the blades on
the charger plug in number, size or shape.
► Do not link (chain) extension cords.
■ In case of fire, or if the charger or the battery it
is charging emits smoke, has an unusual
smell, feels hot or appears abnormal in any
other way:
► Immediately disconnect the charger from
the outlet. Contact the authorities in the
event of fire or explosion.
■ To reduce the risk of electric shock and other
personal injury or property damage when
mounting the charger:
► Ensure that no electrical cables, pipes or
other service lines run behind the wall
where the charger is to be mounted.
► Mount the charger only as described in this
manual.
► Remove the battery before mounting the
charger.
9
Maintenance, Repair and
Storage
9.1
Warnings and Instructions
WARNING
■ There are no user-authorized repairs for the
trimmer, battery or charger. To reduce the risk
of fire, electric shock or other personal injury
and property damage:
► Strictly follow the cleaning and maintenance
instructions in the appropriate sections of
this instruction manual.
► Never attempt to repair a damaged or bro‐
ken mowing head or cutting attachment.
This may cause broken parts to come off
and result in serious or fatal injuries.
► STIHL recommends that all repair or
replacement work be performed by author‐
ized STIHL servicing dealers.
■ Unintentional starting may result in personal
injury or property damage. To reduce the risk
of personal injury and property damage from
unintentional starting:
► Remove the battery before inspect‐
ing the trimmer or carrying out any
cleaning, maintenance or repair
work, before storing, and any other
time the trimmer is not in use.
0458-039-8201-A
■ Use of parts that are not authorized or
approved by STIHL may cause serious or fatal
injury or property damage.
► STIHL recommends that only identical
STIHL replacement parts be used for repair
or maintenance.
■ To reduce the risk of electric shock:
► Unplug the charger from the electrical outlet
before inspecting or cleaning the charger.
► Regularly check the charger and ensure
that the insulation of the power supply cord
and plug are in good condition and show no
signs of aging (brittleness), wear or dam‐
age.
► Have a damaged power supply cord
replaced by an authorized STIHL servicing
dealer.
■ To reduce the risk of short circuit and fire:
► Keep the battery guides free of foreign mat‐
ter. Clean as necessary,
■ Improper storage can result in unauthorized
use, damage to the trimmer, battery and
charger, and an increased risk of fire, electric
shock and other personal injury or property
damage.
► Remove the battery from the trimmer before
storing.
► Never store the trimmer with the battery
inserted.
► When storing the battery, maintain a charge
of 40 % to 60 % (2 green LEDs).
► If storing the battery in the charger, discon‐
nect the charger from the outlet.
► Store the trimmer, battery and charger
indoors in a dry, secure place that cannot
be accessed by children or other unauthor‐
ized users.
► Never store the battery in the trimmer or in
a container with small metal objects capa‐
ble of conducting electricity (e.g., paper
clips, nails, coins, keys).
10 Before Starting Work
10.1
Preparing the Trimmer for
Operation
Before starting work:
► Fully charge the battery,
► Mount the deflector,
► Mount the bump guard,
► Mount an approved mowing head,
Ensure the cutting attachment is securely
mounted and tightened.
► Mount the trimmer's loop handle,
► Adjust the length of the drive tube,
English
22.1.
11.2.
13.1.
13.2.
13.3.1.
13.5.
14.2.
17