Stihl MS 18 - 5. Operator Controls: Chain Brake Handle; Chain Brake Handle Click Test; Sprocket Rotation - Forward Position; Sprocket Rotation - Backward Position

© STIHL Inc., Virginia Beach, VA 2013 US/STR
confidential
5. Operator Controls
 When the chain
brake handle is
actuated back
and forth, there
should be an
audible “click”
 In the forward
position the
sprocket must
not turn
 In the back
position the
sprocket must
spin easily
© STIHL Inc., Virginia Beach, VA 2013 US/STR
confidential
6. Verify Anti-vibration Components
 Most STIHL chain saws and line
trimmers have an anti-vibration
system that should be inspected for
wear and damage
 Some models do not have any anti-
vibration components so this step
would not apply
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