Stihl MSA 160 C Instruction Manual page 24

tangs engage the bar groove.
The guide bar and chain are positioned against the saw.
► If the sprocket cover is not flush with the saw: Turn the
adjusting wheel slightly and refit the sprocket cover. The
teeth of the adjusting wheel and tensioning gear must
mesh.
► Rotate the wingnut clockwise until the chain sprocket cover
is firmly seated.
► Fold down the grip of the wingnut.
6.1.2 Removing the Bar and Chain
► Switch off the chain saw, engage the chain brake and
remove the battery.
► Raise the grip of the wingnut.
► Rotate the wingnut counterclockwise until the chain
sprocket cover can be removed.
► Remove the sprocket cover.
► Turn the tensioning gear clockwise as far as stop. The
chain is now slack.
► Remove the bar and chain.
► Take out the screw in the tensioning gear.
0458-701-9921-E
► Remove the tensioning gear.
► Raise the grip of the wingnut (1).
► Rotate the wingnut (1) two turns counterclockwise. The
wingnut (1) is loose.
► Disengage the chain brake.
► Hold the bar nose up and turn the tensioning screw (2)
clockwise or counterclockwise until the following points
apply:
– Chain sag „a‟ in the center of the bar is 1 - 2 mm.
– The chain can still be pulled easily along the bar with two
fingers.
► While still holding the bar nose up, rotate the wingnut (1)
clockwise until the chain sprocket cover is firmly seated.
► If chain sag „a‟ in the center of the bar is not 1 - 2 mm:
Readjust chain tension.
► Fold down the grip of the wingnut (1).
English
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