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6. Check for discoloration on the top of the spark plug. The standard color should be a tan color.
7. Check the spark plug gap. The acceptable gap should be between 0,6-0,7mm.
8. Install /reinstall the spark plug carefully by hand.
9. Once the spark plug has been seated, tighten it with a spark plug wrench.
10. Reinstall the spark plug cap on top of the spark plug.
11. Reinstall the spark plug cover.
Cleaning
Warning: cutting edges of chain are sharp, use protective gloves when handling chain.
1.
Keep your machine clean, the outside of the machine can be cleaned using a damp soft
cloth with a mild detergent if required, never use water to clean the machine as it may cause
damage to internal parts.
2.
Some maintenance products and solvents may damage the plastic parts, these include
products containing benzene, trichloroethylene, chloride or ammonia.
3.
Take special care to keep the ventilation inlets /outlets free from obstruction. Cleaning with
a soft brush followed by a compressed air jet will usually be sufficient to ensure acceptable
internal cleanliness.
4.
Wear eye protection when carrying out cleaning.
Care of guide bar
Uneven bar wear causes most guide bar problems, incorrect sharpening of chain cutter and depth
gauge settings often cause this, when bar wears unevenly, it widens guide bar groove, this causes
chain clatter ad river popping. Saw will not cut straight, replaces guide bar if this occurs.
Inspect guide bar before sharpening chain. A worn or damaged guide bar is unsafe. A worn or
damaged guide bar will damage chain, it will also make cutting harder.
Normal guide bar maintenance
1.
Remove guide bar from chain saw.
2.
Remove sawdust from guide bar groove periodically. Use putty knife or wire,
3.
Clean oil slots after each day of use.
4.
Remove burrs from sides of guide bar. Use flat file to make side edges square.
Replace guide bar when
-
bar is bent or cracked.
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Inside groove of bar is badly worn .
Chain sharpening
Warning ! always wear gloves while handling the chain
The chain requires sharpening when the chain saw does not cut appropriately. This operation is
performed as follows :
1.
Extend the chain bar.
2.
Fix the bar in a vice so that the chain can slide.
3.
Place the file over the tooth at 35º
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