GRAPHITE 58G950 Instrucciones De Uso página 31

AIR FILTER
Dirty air filter reduces efficiency of combustion engine and causes increase of fuel consumption. Clean the
air filter after each 5 hours of the saw operation.
Clean the air filter lid (4) and its surroundings, so the dirt does not get into carburettor chamber after
the lid is removed.
Unscrew knob for air filter lid (3) and remove air filter lid (4).
Remove air filter (d) (fig. T).
Use water with soap to clean the filter, wash with clean water and dry thoroughly.
Install air filter. Ensure the grooves on the air filter rim match protrusions on the air filter lid (4).
When installing the air filter lid (4) make sure to properly place ignition plug wire and access sleeves for
carburettor adjustment screws.
Do not wash the air filter in petrol or any other flammable solvent to avoid fire hazard or appearance
of dangerous vapours.
CYLINDER FINNING
Dust deposition on the cylinder finning may cause motor overheating. Check regularly and clean the
cylinder finning when carrying out maintenance of the air filter.
GUIDE BAR AND CHAIN
Check condition of the guide bar and chain every 5 hours of the saw operation.
Set the ignition switch (14) to off position.
Loosen and unscrew the guide bar fixing nuts (7).
Remove the casing (10) and disassemble guide bar (20) and chain (21).
Clean oil holes and groove (e) in the guide bar (20) (fig. U).
Lubricate tip chain wheel of the guide bar (22) through the hole (f) located on the guide bar tip (fig. W).
Check condition of the chain (21).
CHAIN SHARPENING
Pay attention to cutting tools. Cutting tools should be sharp and clean, it allows efficient and safe operation.
Operating the saw with blunt chain causes quick wear of the chain, guide bar and driving chain wheel, and
breaking the chain in the worst case. That is why it is important to sharpen the chain on time.
Chain sharpening is a complex operation. Sharpening the chain by yourself requires use of special tools and
skills. It is recommended to entrust sharpening the chain to qualified persons.
FUEL FILTER
Unscrew the fuel filler plug (15).
Use wire hook to remove the fuel filter (g) through the fuel filler hole (fig. X).
Disassemble the fuel filter and wash it in petrol or replace with a new one.
Install the fuel filter in the tank.
Tighten the fuel filler plug (15).
When the filter has been dismantled use the wire hook to hold up the end of the suction line.
Be careful during fuel filter installation to prevent contamination from getting into the suction line.
OIL FILTER
Unscrew oil filler plug (18).
Use wire hook to remove the oil filter (h) through the oil filler hole (fig. Y).
Wash the oil filter in petrol or replace with a new one.
Remove dirt from the tank.
Install the oil filter in the tank.
Tighten oil filler plug (18).
When putting the oil filter into the tank make sure it reaches front right corner.
IGNITION PLUG
To maintain reliable operation of the device, check condition of the ignition plug on a regular basis.
Remove air filter lid (4).
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