Echo CS-310 Instruction Manual

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Echo CS-310 Instruction Manual Manual pdf 13 page image

13 CS-3104. Mount guide bar on studs and slide towardclutch to make saw chain installation easier. In-stall chain with cutters on top of guide bar facingforward.5. Install the clutch cover over the guide bar studs.Ensure chain tension adjuster pin fits into theguide bar adjuster hole. Tighten clutch covernuts finger tight.ADJUSTING CHAIN TENSIONIMPORTANTAlways loosen clutch cover nuts before turningthe chain tension adjuster, otherwise the clutchcover and tensioner will be damaged.1. Release the cylinder cover latches, and removethe cylinder cover. Remove spark plug lead.2. Loosen two clutch cover nuts, if necessary.3. Hold the bar nose up, and turn the adjusterscrew clockwise until chain fits snugly againstunderside of the bar.4. Tighten both nuts with the bar nose held up.5. Pull the chain around the bar by hand. Loosenthe adjustment if you feel tight spots.6. When chain is properly tensioned, tighten clutchcover nuts securely - 20 to 23 N·m (175 to 200in. lb.).7. Keep chain properly tensioned at all times.Adjusting screwProper tension Improper tensionDirection to tension the chainGuide baradjusterholeClutch coverNutsAdjuster pinClutch Guide bar studsNOTEAll chains require frequent adjustments.