0458-717-8221-A
22
English 
14 Checking the Controls
unintended activation or unauthorized use, switch off the 
motor, ensure the cutting blades have stopped and remove 
the activation key before transporting or putting the hedge 
trimmer down.
To switch the hedge trimmer off:
► Release the trigger switch and trigger switch lockout.
Once the trigger switch and trigger switch lockout have 
been released, the retaining latch will return to its locked 
position and activation of the trigger switch will be 
blocked.
The cutting blades will continue to move for a short time after 
the trigger switch or switch lever is released. Take care to 
avoid contact after releasing the trigger switch and when 
setting down the hedge trimmer.
14.1 Testing the Controls
Before starting work, confirm that the switch lever(1), 
retaining latch(2), trigger switch lockout(3) and trigger 
switch(4) are undamaged and functioning properly:
Retaining Latch(2), Trigger Switch Lockout(3) and Trigger 
Switch(4)
WARNING
To reduce the risk of serious or fatal injuries, keep hands, 
feet and other parts of the body away from the cutting 
blades. Do not touch the cutting blades while the activation 
key is inserted. Never touch moving cutting blades with your 
hand or any part of your body, @ 6.6.2. Keep bystanders 
out of the area while testing the controls.
To test the retaining latch, trigger switch lockout and trigger 
switch:
► Remove the activation key.
► Unlock the retaining latch by pushing it forward with your 
thumb.
► Hold the retaining latch in the unlocked position.
► Depress the trigger switch lockout and the trigger switch 
momentarily.
► Release the retaining latch, trigger switch lockout and 
trigger switch.
The retaining latch, trigger switch lockout and trigger 
switch should return to their respective locked positions. If 
they do not, take the hedge trimmer to an authorized 
STIHL servicing dealer to be repaired before use.
If you can depress the trigger switch without first unlocking 
the retaining latch and depressing the trigger switch 
lockout, take the hedge trimmer to an authorized STIHL 
servicing dealer to be repaired before use.
Switch Lever (1)
WARNING
To reduce the risk of serious or fatal cut injuries to the 
operator or bystanders from blade contact, keep hands, feet 
and other parts of the body away from the cutting blades. Do 
not touch the cutting blades while the activation key is 
inserted. Never touch moving cutting blades with your hand 
or any part of your body, @ 6.6.2. Keep bystanders out of 
the area while testing the controls.
14 Checking the Controls
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