Assessments - 3, GPA: 3.7
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n INTAKE AIR COOLING VENT WARNING • Never touch the cylinder, muffler, or spark plugs with your bare hands immediately after stopping the engine. The engine can become very hot when in operation, and doing so could result in severe burns. • When checking the machine to make sure that it is okay before using it, check the area around the muffler and remove any wood chips or leaves which have attached themselves to the brushcutter. Failing to do so could cause the muffler to become overheated, and that this in turn could cause the engine to catch on fire. Always make sure that the muffler is clean and free of wood chips, leaves, and other waste before use. • Check the intake air cooling vent and the area around the cylinder cooling fins after every 25 hours of use for blockage, and remove any waste which has attached itself to the .23. 9.Maintenance brushcutter. Note that it is necessary to remove the engine cover shown in (MA10) in order to be able to view the upper part of the cylinder. • (1) (2) MA10 IMPORTANT MA11 If waste gets stuck and causes blockage around the intake air cooling vent or between the cylinder fins, it may cause the engine to overheat, and that in turn may cause mechanical failure on the part of the brushcutter. (MA10) (1) cylinder (2) intake air cooling vent (back) ¦ PROCEDURES TO BE PERFORMED AFTER EVERY 100 HOURS OF USE 1. Remove the muffler, insert a screwdriver into the vent, and wipe away any carbon buildup. Wipe away any carbon buildup on the muffler exhaust vent and cylinder exhaust port at the same time. 2. Tighten all screws, bolts, and fittings. 3. Check to see if any oil or grease has worked its way in between the clutch lining and drum, and if it has wipe it away using oil-free, lead-free gasoline. .24. 10. Storage • Aged fuel is one of major causes of engine starting failure. Before storing the unit, empty the fuel tank and run the engine until it uses all the fuel left in the fuel line and the carburetor. Store the unit indoor taking necessary measures for rust prevention. .25 . 11.Optional blade usage OPT1 CUTTER APPLICATION CHART 9” 22-tooth: SST229 9” 24-tooth: SST249 8” 8-tooth: SGB088 9” 8-tooth: SGB089 8” 4-tooth: SGB048 9” 4-tooth: SGB049 Nylon line head Under growth Heavy weeds Light weeds Grass ¦ CHOOSE THE BLADE Choose a suitable recommended cutting attachment according to the object to be cut. (OPT1) • When replacing blade always be sure to use products which have been certified by RedMax. WARNING • When sharpening, removing, or reattaching the blade, be sure to wear thick, sturdy gloves and use only proper tools and equipment to prevent injury. (1) (2) OPT2 ¦ SET UP 1. Detach the line head assembly completely. (OPT2) 2. Put on the blade, making the marked side face the holder, put on the outer holders, and fasten the blade with the blade nut. (OPT2) (1) Cover: 3540-13283 (2) Holder: 6019-13250 (Attachment) .26. 11.Optional blade usage IMPORTANT OPT3 BCZ2500S, BCZ2500SU [ BCZ2500S, BCZ2500SU ] Change to the debris guard which is suitable for the metal blade. (OPT3) 130~174 in-lbs TIGHTENING TORQUE: (14.7~19.6 N.m.) (1)Guard Ass’y: 6489-24000 (6)Screw: 0277-10412 (2)Guard: 6489-24110 (7)Plate: 6489-24120 (3)Plate Comp.: 6489-24200 (8)Washer: 01601-20513 (4)Plate: 6489-24210 (9)Bolt: 01252-30516 (5)Blade: 6489-24220 OPT4 BCZ2500S, BCZ2500SU OPT6 OPT5 IMPORTANT [ BCZ2500S, BCZ2500SU ] Change the loop handle to the J-handle for safe operation. (OPT4) (1) Bracket: 3583-14101 (2) J-handle: 6367-14200 ¦ STARTING THE ENGINE Please refer 5.For safe operation (P.9~11), 8.Operation (P.18). WARNING • The product is equipped with a centrifugal clutch mechanism, so the cutting attachment begins to rotate as soon as the engine is started by putting the throttle into the start position. When starting the engine, place the product onto the ground in a flat clear area and hold it firmly in place so as to ensure that neither the cutting part nor the throttle come into contact with any obstacle when the engine starts. (OPT5) ¦ CUTTING METHOD a) Use the front left side cutting. b) Guide the blade from your right to left with it tilted slightly to your left. (OPT6) c) When mowing a wide area, start working from your left end to avoid interference of cut grass. d) The blade may be seized by weeds if the engine .27. 11.Optional blade usage speed is too low, or the blade cuts too deep into weeds. Adjust the engine speed and cutting depth according to the condition of object. WARNING • If the grass or other object gets caught in the blade, or if the unit starts to shake or vibrate, turn off the engine and check the whole unit. Change the blade if it has been damaged. • Turn off the engine and make sure the blade has completely stop before checking the blade, and removing any object got caught in. OPERATION 1. Check the bolt to fasten the blade and be sure the bolt has no fault, and no abrasion. 2. Be sure that the blade and the holder have been fastened according to instruction and the b...
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