MAINTENANCE
CHAIN MAINTENANCE
See Figures 30 - 31.
WARNING:
CUTTING
CORNER
TOP PLATE | SIDE PLATE |
Remove the battery pack and make sure the chain has stopped before you do any work on the saw.
RIVET HOLE | DEPTH GAUGE |
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Use only | HEEL | TOE |
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GULLET | Fig. 30 | |
when properly maintained. |
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For smooth and fast cutting, chain needs to be | CHECK FOR WEAR |
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maintained properly. The chain requires sharpen- |
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OR DAMAGE |
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ing when the wood chips are small and powdery, |
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the chain must be forced through the wood dur- |
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ing cutting, or the chain cuts to one side. During |
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maintenance of your chain, consider the following: |
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Improper filing angle of the side plate can
increase the risk of a severe kickback.
Raker (depth gauge) clearance. |
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Too low increases the potential for kickback. |
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Not low enough decreases cutting ability. |
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If cutter teeth have hit hard objects such as nails |
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and stones, or have been abraded by mud or sand | Fig. 31 | |
on the wood, have service dealer sharpen chain. | ||
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NOTE: Inspect the drive sprocket for wear or dam- age when replacing the chain. If signs of wear or damage are present in the areas indicated, have the drive sprocket replaced by a Ryobi Service dealer.
HOW TO SHARPEN THE CUTTERS
See Figures 32 - 33.
Be careful to file all cutters to the specified angles |
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and to the same length, as fast cutting can be |
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obtained only when all cutters are uniform. | Fig. 32 |
Wear gloves for protection. Properly tension
the chain prior to sharpening. Refer to Chain | LEFT HAND | |
Tension Section earlier in this manual. Do all | ||
CUTTERS | ||
of your filing at the |
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Use a 5/32 in. diameter round file and holder. |
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Keep the file level with the top plate of the tooth. |
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Do not let the file dip or rock. |
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Using light but firm pressure, stroke towards the |
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front corner of the tooth. |
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Lift file away from the steel on each return stroke. | RIGHT HAND |
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Put a few firm strokes on every tooth. File all left |
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hand cutters in one direction. Then move to the | CUTTERS | Fig. 33 |
other side and file the right hand cutters in the |
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opposite direction. Occasionally remove filings |
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from the file with a wire brush. |
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22 - English |
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