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17 Maintenance
► Pull the pin (1) up and hold it there.
► Insert flexible drive tube (2) with flexible shaft (5) in the
powerhead and release the pin (1).
► Move the flexible drive tube (2) back and forth until the pin
(1) engages.
The pin (1) secures the flexible drive tube (2) to the
powerhead.
► Secure throttle cable (7) to flexible drive tube (2) with two
cable ties (3), making sure it is not wrapped around the
drive tube (2).
17.3 Lubricating the Gearbox
For video on this chapter visit
www.stihl.com/instruction-video.
► Remove the screw plug (2).
► If no grease can be seen on the end of the screw plug (2):
► Apply tube of STIHL gear grease (1) to the filler hole.
► Pump 5 g of STIHL gear grease into the gear housing.
► Refit and tighten down the screw plug (2) firmly.
► Start the engine and run it for 1 minute at full throttle.
STIHL gear grease is distributed evenly.
0458-735-0121-A
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17.4 Adjusting the Throttle Cable
For video on this chapter visit
www.stihl.com/instruction-video.
► Start the engine.
90°
► Lay the flexible drive tube on the ground in a 90° curve.
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2
► Pull the trigger (1) without depressing the lockout lever
(2).
► If the engine accelerates: Hold the trigger (1) depressed
and turn screw (3) counterclockwise until there is no
further noticeable drop in engine speed.
The throttle cable was overtensioned.
► Pull the trigger (1) and hold it there without depressing the
lockout lever (2).
► Turn screw (3) clockwise until the engine accelerates.
English
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