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11.3
Air filter
Caution: never operate saw without the air filter. Dust and dirt will be drawn
into engine and damage it. Keep the air filter clean!
To clean air filter:
▪
Remove knob (A) holding air filter cover in place; remove the top cover (B) by loosening
the cover retaining screw. Cover will lift off. (fig. 17a)
▪
Lift the air filter out of air-box (fig. 17b).
▪
Clean air filter with compressed air. When heavily polluted, wash filter in clean, warm,
soapy water. Rinse in clear, cool water. Air dry completely.
Note: it is advisable to have a supply of spare filters.
▪
Install air filter. Install engine / air filter cover. Make sure latch (E) latch (F) and cover fit
properly. Tighten the cover retaining knob securely.
Warning: never perform maintenance when the engine is hot, to avoid any
chance of burning hands or fingers.
11.4
Fuel filter (Fig. 18)
▪
Remove the fuel tank cap.
▪
Bend a piece of soft wire to from a hook at the end.
▪
Reach into fuel tank opening and hook fuel line. Carefully pull the fuel line toward the
opening until you can reach it with your fingers.
Note: do not pull hose completely out of tank.
▪
Lift filter (A) out of tank.
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Pull filter off with a twisting motion. Discard filter.
▪
Install new filter. Insert end of filter into tank opening. Make sure filter sits in bottom corner
of tank. Use a long screwdriver to aid in filter placement if necessary.
▪
Fill tank with fresh fuel / oil mixture. See section fuel and lubrication. Install fuel cap.
11.5
Spark plug
Note: for efficient operation of saw engine, spark plug must be kept clean
and properly gapped.
▪
Push the power switch (6) to O (off) to stop engine.
▪
Remove knob (A) holding air filter cover (15) in place; remove air filter cover (15) by
loosening the cover retaining screw. Cover will lift off.
▪
Disconnect the wire connector (C) from the spark plug (D) by pulling and twisting at the
same time (fig. 19b).
▪
Remove spark plug with spark plug socket wrench.
DO NOT USE ANY OTHER TOOL
Check electrode gaps with wire feeler gauge and set gaps to .025" (.635mm) if necessary.
▪
▪
Reinstall a new spark plug.
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