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Chainsaws
Adjusting Chain Tension
Always loosen sprocket guard nuts before turning the chain tension adjuster, otherwise the sprocket guard and tensioner will be damaged.
1
Remove spark plug lead.
2
Unlock the chain brake and loosen two clutch cover nut, if necessary.
3
Hold the bar nose up, and turn the tension adjuster clockwise until chain fits snugly against underside of the bar.
4
4. Tighten a nut with the bar nose held up.
5
Pull the chain around the bar by hand. Loosen the adjustment if you feel tight spots.
6
When chain is properly tensioned, tighten clutch cover nuts securely - 15 - 20 N·m (133 to 177 in. lb.).
7