18 Inspection and Maintenance
17.2 Clean the Contact Surfaces of the Connecting
Cord
► Disconnect the backpack battery, @ 12.3.
1
1
► Clean the contact surfaces (1) with a dry cloth.
► If a dis-coloration (arrow) is still visible on the contact
surfaces: Sand down the dis-coloration with a fine P 600
sand paper until the contact surfaces shine again.
0458-794-8621-C
18 Inspection and Maintenance
18.1 Inspecting and Maintaining the Backpack
Battery
WARNING
To reduce the risk of personal injury from unintended
activation, remove the battery from the power tool or charger
before carrying out any inspection, cleaning or maintenance,
@ 6. Carry out only the maintenance operations described
in this manual. There are no user-authorized repairs. STIHL
recommends that repair work be performed by authorized
1
STIHL servicing dealers.
Proper maintenance of the battery includes the following
activities:
► Having worn, missing or damaged safety labels replaced
by an authorized STIHL servicing dealer.
If you make a warranty claim for a component which has not
been serviced or maintained properly, coverage may be
denied.
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