MS290 chain saw engine base, chain saw crankcase
Product Description
Use and maintenance of common sense:
I. General safety measures
1, prohibits the use in the room;
2, to maintain a safe distance with flammable liquids shall not be less than 1m;
3, refueling, non-smoking, you must stop the engine is running against gasoline overflow;
4, turn and stop before the hands and feet away from the machine.
Second, the operation check before
The fuel surface check the fuel from the external fuel tank, If low fuel surface, add fuel to the upper limit. Mixing of fuel with unleaded gasoline and two-stroke oil 25-40:1 preparation, must not use pure gasoline and gasoline containing impurities;
2, air filter check the air filter dirt, dirt should be cleaned;
3, check the throttle cable throttle cable at the end of the free play, check the throttle grip smooth operation;
4, the blade check blade mounting nut is loose, such as the need to tighten the nut; Check blades for cracks, nicks, bending and wear, such as the need to be replaced;
5, cutter guard check guard is loose, If you need to tighten the guard bolts; inspection shield for damage, if necessary, be replaced;
Third, the maintenance
1, the spark plug spark plug for disassembly, cleaning carbon measurement (electrode gap is 0.6 - 0.7mm) between;
2, repair the fuel filter and clean the fuel tank to the engine fuel poured out, remove the filter and gently cleaning; clear moisture and dirt attached to the fuel tank;
3, the heat sink through the hood, check the heat sink is dirty, if dirty to clean;
4, the fuel pipe Check the fuel pipe, if aging or oil spills must be promptly replaced;
5, the timely replacement blade
Fourth, storage
Fuel poured out of the fuel tank, injection pump several times and then empty the fuel tank of fuel to cover the blade to the blade, the mower into a clean place. So that the machine service life can be longer.
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