valutazioni - 4, GPA: 4.3 ( )

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CAUTION: Before doing any work on the brush cutter or grass trimmer, always switch off the motor and pull the plug cap off the spark plug | ! (see’’Checkup of spark plug”). Always wear protective gloves! i I To ensure a long service life and to avoid any damage to the equipment, the following servicing operations should be performed at regular j| j intervals. li-i-.i i Daily checkup and maintenance • Before operation, check the machine for loose screws or missing parts. Pay particular attention to the tightness of the cutter blade, i • Before operation, always check for clogging of the cooling air passage and the cylinder fins. Clean them if necessary. ! • Perform the following work daily after use: ! Clean the brush cutter or the grass trimmer externaly and inspect for damage. j Clean the air filter. When working under extremely dusty conditions, clean the filter the several times a day. L - Check the blade or the nylon cutting head for damage and make sure it is firmly mounted. I Check that there is sufficient difference between idling and engagement speed to ensure that the cutting tool is at a standstill while the engine is idling (if necessary reduce idling speed). ^ If under idling conditions the tool should still continue to run, consult your nearest Authorized Service Agent. ' »Check the functioning of the stop switch, the lock-off lever, the throttle lever, and the lock button. Cleaning of air cleaner • Unscrew screw (1). • Remove the air cleaner cover. • Push the choke lever (2) up (arrow) to prevent dirt particles from entering the carburetor. • Remove the sponge element (3). Wash it with lukewarm water and then dry it thoroughly. •After cleaning the air cleaner, install the air cleaner cover (4) and tighten the screw (1) to secure. NOTE: If there is excessive dust or dirt adhering to the air cleaner, clean it every day. A clogged air cleaner may make it difficult or impossible to start the engine or increase the engine rotational speed. A ft fl Checkup of spark plug / » * jJQJi»1" 0.6 mm - 0.7 mm (.024” - .028”) • Only use the supplied universal wrench to remove or to install the spark plug. •The gap between the two electrodes of the spark plug should be 0.6 to 0.7 mm (0.024” - 0.028”). If the gap is too wide or too narrow, adjust it. If the spark plug is clogged with carbon or fouled clean it. Thoroughly or replace it. CAUTION: Never touch the spark plug connector while engine is running. (changer of high voltage electric shock) Supply of grease to gear case (5) * Supply grease (Shell alvania No. 3 or equivalent) to the gear case through the grease hole (5) every 30 hours. (Genuine MAKITA grease may be purchased from your MAKiTA dealer.) Suction head in the fuel tank • The felt filter (1) of the suction head is used to filter the fuel required by the Carburetor. •A periodical visual inspection of the felt filter is to be conducted. For that purpose open the tank cap, use a wire hook and pull out the suction head through the tank opening. Filters found to have hardened, been polluted or clogged up are to be replaced. • Insuflicient fuel supply can result in the admissible maximum speed being exceeded. It is therefore important to replace the felt filter at least quarterly to ensure satisfactory fuel supply to the Carburetor. Cleaning of muffer exhaust port »Check of muffer exhaust port (2) regulaaty. • If it is clogged by carbon deposits, carefully scratch the deposits out with a suitable tool. Any maintenance or adjustment work that has not included and described in this manual is only to be performed by Authorized Service agent 2- • When keep the machine in storage for a long time, drain fuel from the fuel tank and carburetor, as follows: Drain alt fuel from the fuel tank. • Remove the spark plug and addition a few drops of oil into the spark plug hole. Then, pull the starter gently confirm that oil film covers the engine inside and tighten the spark plug. • Clear dirt or dust from Ihe cutter blade and outside of engine, wipe them with a oil-immersed cloth and keep the machine at a place as dry as possible. Maintenance schedule General Engine assembly screws and nuts Visual inspection for damage and tightness Check for general condition and security . After each refuelling Throttle lever Functional check Safety lock key Functional check STOP-switch Functional check Daily Air filter To be cleaned Cooling air duct To be cleaned Cutting tool Check for damage and sharpness Idling speed Inspection (cutting tool must not move) Weekly Spark plug Inspection, replace if necessary Muffler Check and if necessary clean the opening Quarterly Suction head To be replaced Fuel tank To be cleaned Shuting down Fuel tank Empty fuel tank procedure Carburetor Operate until engine runs out of fuel I'jrlj | Fault location Fault System Ovservation Cause Engine not starting or under difficulties Ignition system Ignition spark existing Fault in fuel...

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