Oregon Maintenance and Safety Manual, MMANUAL-EN AB

Saw Chain Troubleshooting

Problem: Cuts Crooked / Leans to One Side / Cuts Unevenly

21. Damage to cutters on one side of saw chain. Cause: Cutters on one side of saw chain are damaged by hitting the saw box or the ground/debris. Symptoms: Guide bar and saw chain bind in the cut. Could result in guide bar and saw chain breakage when removing the guide bar from tree. Uneven guide bar rail wear. Remedy: File cutters back enough to remove all damage. Square up guide bar rails if uneven.

22. Different cutter top-plate lengths Cause: Inconsistent sharpening.

Symptoms: Guide bar and saw chain bind in the cut. Could result in guide bar and saw chain breakage when removing the guide bar from tree. Uneven guide bar rail wear. Remedy: File cutters back to even cutter top-plate lengths. Square up guide bar rails if uneven.

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Safety & Maintenance Manual

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