Tensioning The Saw Chain; Filling Up With Chain Oil - Stihl MSA 160 C Instruction Manual

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6.2

Tensioning the Saw Chain

The saw chain expands or contracts during cutting work.
Chain tension changes as a result. Check chain tension
regularly during operation and readjust if necessary.
► Switch off the chainsaw, engage the chain brake and
remove the battery.
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► 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).
6.3

Filling Up with Chain Oil

Chain oil lubricates and cools the rotating chain.
STIHL recommends you use a STIHL chain oil or an
equivalent chain oil approved for chainsaws.
60
► Switch off the chainsaw, engage the chain brake and
remove the battery.
► Place your saw on a level surface so that the oil tank cap
faces up.
► Use a damp cloth to clean the tank cap and the area
around it.
a
► Swing the grip on the oil tank cap to the vertical position.
► Turn the oil tank cap counterclockwise as far as stop.
► Remove the oil tank cap.
► Fill up with chain oil, taking care not to spill any oil and do
not overfill the tank.
► If the grip on the oil tank cap has dropped into the closed
position: Raise the grip until it is vertical.
► Place the cap in the filler opening so that mark (1) lines up
with mark (2).
► Press the cap down and rotate it clockwise as far as stop.
The cap snaps into place. The mark (1) points to mark (3),
6 Assembling the Saw
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