How to Sharpen a Chainsaw in the Field: Touch Up or Swap the Chain?
To sharpen a chainsaw in the field, stop and cool the saw, secure the guide bar so both hands are free, and use the file and guide specified for the exact chain. Treat field filing as a light edge touch-up; swap the chain or stop work when you find cracks, damaged links, uncertain chain identity, or cutters that need major correction.
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