Makita RBC411 Instruction Manual

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Contents

Makita RBC411 Instruction Manual Manual pdf 18 page image

TROUBLESHOOTINGBefore making a request for repairs, check a trouble for yourself. If any abnormality is found, control your machine according to the descriptionof this manual. Never tamper or dismount any part contrary to the description. For repairs, contact Authorized Service Agent or local dealership.When the engine does not start after warm-up operation:If there is no abnormality found for the check items, open the throttle by about 1/3 and start the engine.State of abnormality Probable cause (malfunction) RemedyEngine does not startLow pulling speed of starter rope Pull stronglyLack of fuel Feed fuelClogged fuel filter CleanBroken fuel tube Straighten fuel tubeDeteriorated fuel Deteriorated fuel makes starting more difficult.Replace with new one. (Recommendedreplacement: 1 month)Excessive suction of fuel Set throttle lever from medium speed to highspeed, and pull starter handle until enginestarts. Once engine starts, cutter bladestarts rotating. Pay full attention to cutterblade.If engine will not start still, remove spark plug,make electrode dry, and reassemble them asthey originally are. Then, start as specified.Detached plug cap Attach securelyContaminated spark plug CleanAbnormal clearance of spark plug Adjust clearanceOther abnormality of spark plug ReplaceAbnormal carburetor Make request for inspection and maintenance.Starter rope cannot be pulled Make request for inspection and maintenance.Abnormal drive system Make request for inspection and maintenance.Engine stops soonEngine speed does not increaseInsufficient warm-up Perform warm-up operationChoke lever is set to “CLOSE” althoughengine is warmed up. Set to “OPEN”Clogged fuel filter CleanContaminated or clogged air cleaner CleanAbnormal carburetor Make request for inspection and maintenance.Abnormal drive system Make request for inspection and maintenance.Cutter blade does not rotate Loosened cutter blade-tightening nut Tighten securelyTwigs caught by cutter blade or dispersion-preventing cover. Remove foreign matterAbnormal drive system Make request for inspection and maintenance.Main unit vibrates abnormally Broken, bent or worn cutter blade Replace cutter bladeLoosened cutter blade-tightening nut Tighten securelyShifted convex part of cutter blade and cutterblade support fitting. Attach securelyAbnormal drive system Make request for inspection and maintenance.Cutter blade does not stop immediately High idling rotation AdjustDetached throttle wire Attach securelyAbnormal drive system Make request for inspection and maintenance.Engine does not stop Detached connector Attach securelyAbnormal electric system Make request for inspection and maintenance.Stop engine immediatelyStop engine immediatelyStop engine immediatelyRun engine at idling, and set choke leverto CLOSE18