Husqvarna 225i Operator's Manual page 31

To adjust the tension of the saw chain
WARNING:
incorrect tension can come loose from the
guide bar and cause serious injury or death.
A saw chain becomes longer when you use it. Adjust
the saw chain regularly. Do a check of the saw chain
tension each time you fill with chain oil.
Note:
A new saw chain has a run-in period during
which you must do a check of the tension more
frequently.
To adjust the tension of the saw chain (with
bar knob)
1. Fold the knob out until it opens.
2. Turn the knob counterclockwise to loosen the drive
sprocket cover.
3. Turn the chain tensioner wheel to adjust the tension
on the saw chain. The saw chain must be tight
against the guide bar.
-
+
Note:
Turn the wheel down (+) for more tension
and up (-) for less tension.
1860 - 001 - 23.09.2022
A saw chain with an
4. Make sure that you can pull the saw chain around
freely by hand and that it does not hang from the
guide bar.
5. Turn the knob clockwise to tighten the bar knob.
6. Fold down the knob to lock the tension.
To adjust the tension of the saw chain (with
bar bolt)
1. Loosen the bar nut that holds the drive sprocket
cover. Use the combination wrench.
2. Lift the front of the guide bar and turn the chain
tensioning screw. Use the combination wrench.
3. Tighten the saw chain until it is tight against the
guide bar.
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