What causes my Makita Trimmer to vibrate abnormally?
If the main unit of your Makita Trimmer vibrates abnormally, replace a broken, bent, or worn metal blade. Ensure the metal blade-tightening nut is securely tightened and that the convex part of the metal blade and metal blade support fitting are securely attached.
What to do if the metal blade on my Makita Trimmer does not stop immediately?
If the metal blade on your Makita Trimmer doesn't stop immediately, the high idling rotation may be the issue, so adjust it. Check if the throttle wire is detached and attach it securely. For abnormal drive system, it is best to request inspection and maintenance.
What to do if the metal blade on my Makita Brush Cutter does not rotate?
If the metal blade on your Makita Brush Cutter isn't rotating, check for a loosened metal blade-tightening nut and tighten it securely. Also, inspect the blade and dispersion-preventing cover for any caught twigs or foreign matter and remove them.
What to do if the metal blade on my Makita EM4351UH Brush Cutter does not stop immediately?
If the metal blade on your Makita Brush Cutter doesn't stop immediately, the high idling rotation may need adjustment. Also, check whether the throttle wire is detached and attach it securely if needed.
How to stop a Makita Trimmer if the engine does not stop?
If the engine of your Makita Trimmer won't stop, check if the connector is detached and attach it securely.
Why won't my Makita Trimmer engine start?
If your Makita Trimmer's engine won't start, several factors could be the cause. First, ensure the I-O switch is set to OPERATION. Check the fuel level and replenish if necessary. A clogged fuel filter can also prevent starting, so clean it. Inspect the fuel tube for breaks and straighten if needed. If the fuel is old, replace it, as deteriorated fuel makes starting difficult (replace every month). Also, make sure the plug cap is securely attached and the spark plug is clean and properly gapped. If there was excessive suction of fuel, set throttle lever from medium speed to high speed, and pull starter handle until engine starts. Once engine starts, metal blade starts rotating, so pay full attention to metal blade. If engine will not start still, remove spark plug, dry the electrode, and r...
What to do if Makita Trimmer engine stops soon after starting?
If your Makita Trimmer's engine stops soon after starting, consider the following possibilities: * The engine might not be sufficiently warmed up; perform a warm-up operation. * The choke lever may be set to “CLOSE” although the engine is warmed up; set it to “OPEN”. * The fuel filter could be clogged; clean it. * The air cleaner might be contaminated or clogged; clean it. * The carburetor may be abnormal; make a request for inspection and maintenance. * The drive system may be abnormal; make a request for inspection and maintenance.
Why does my Makita Trimmer main unit vibrate abnormally?
Abnormal vibration in your Makita Trimmer can stem from: * A broken, bent, or worn metal blade; replace the metal blade. * A loosened metal blade-tightening nut; tighten it securely. * A shifted convex part of the metal blade and metal blade support fitting; attach securely. * An abnormal drive system; make a request for inspection and maintenance.
Why does my Makita EM4351UH main unit vibrate abnormally?
Abnormal vibration in your Makita Brush Cutter can be caused by a broken, bent, or worn metal blade (replace the metal blade); a loosened metal blade-tightening nut (tighten securely); or a shifted convex part of metal blade and metal blade support fitting (attach securely).
Why won't my Makita EM4351UH Brush Cutter engine start?
The engine of your Makita Brush Cutter might not be starting due to several reasons: the I-O switch is set to STOP (set it to OPERATION); failure to operate primer pump (push 7 to 10 times); low pulling speed of starter rope (pull strongly); lack of fuel (feed fuel); clogged fuel filter (clean it); broken fuel tube (straighten fuel tube); deteriorated fuel (replace with new fuel, recommended every month); excessive suction of fuel (set throttle lever from medium speed to high speed, and pull starter handle until engine starts); detached plug cap (attach securely); contaminated spark plug (clean); abnormal clearance of spark plug (adjust clearance); other abnormality of spark plug (replace).
User responsibilities, age limits, and general usage precautions for safe operation of the brushcutter.
Specifies the machine's intended applications, such as cutting grass, weeds, and bushes, and prohibited uses.
Details required safety gear like helmet, eye protection, ear protection, gloves, and footwear for user safety.
Outlines pre-operation checks, safety measures, and environmental considerations before starting the brushcutter.
Precautions for handling flammable fuel, emphasizing ventilation, avoiding skin contact, and eye safety.
Guidelines on how long fuel can be stored effectively and safely to prevent deterioration.
Recommendations for storing the machine and fuel tank in a cool, safe place away from direct sunlight.
Specifies the type of unleaded automobile gasoline (87+ octane) required for the four-stroke engine.
Important considerations regarding fuel mixture, use of deteriorated fuel, and preventing mechanical troubles.
Step-by-step instructions and warnings for safely refueling the machine, including pressure release and cap tightening.
Safety guidelines for operating the brushcutter in good light, ensuring stable footing, and avoiding specific hazards.
Information on suitable cutting tools like nylon heads for grass and metal blades for weeds and bushes.
Explanation of kickback, its causes (caught blade), and prevention methods to avoid serious injury.
Discusses the effects of vibration on users' health and methods to reduce risks like keeping hands warm.
Advises on servicing by authorized centers, using genuine parts, and checking equipment condition before use.
Procedures and information to provide in case of an accident, including location, incident details, and injured persons.
Makita's declaration that the product conforms to relevant European directives and standards, listing applicable directives.
Detailed specifications including dimensions, mass, volume, engine displacement, performance, vibration, and sound levels for all models.
Identifies and lists all key components of the brushcutter models (EM4351UH, EM4350UH, EM4350LH) with corresponding numbers.
Step-by-step instructions for attaching the handle assembly to the brushcutter shaft for EM4351UH, EM4350UH, and EM4350LH models.
Instructions on installing the correct cutting tool guard (protector) for metal blades and nylon cutting heads for safety.
Procedures for attaching and replacing the cutting attachments like metal blades and nylon cutting heads using specified tools.
How to check the engine oil level on a horizontal surface and top up with the recommended oil.
Guidance on adjusting and wearing the shoulder harness correctly for balanced operation and reduced fatigue.
Instructions on how to safely detach the brushcutter from the harness, emphasizing control.
Information on the load capacity (max 2 kg) and safe use of the machine's hanging ring to prevent entanglement.
Detailed steps for starting the engine, covering cold start with choke and warm start procedures.
Instructions on how to safely shut down the engine by releasing the throttle and setting the I-O switch to STOP.
Procedure for checking and adjusting the engine's idle speed using the carburetor adjusting screw.
Steps for maintaining the nylon cutting head, including feeding line and replacement procedures.
Routine checks and maintenance tasks to be performed daily, including cleaning air filter and checking fasteners.
Step-by-step guide for draining and refilling the engine oil, including recommended oil type and interval.
How to inspect, clean, adjust the gap (0.7-0.8mm), or replace the spark plug using the supplied wrench.
Instructions on where and how often to supply grease (Shell Alvania 2) to the gear case every 30 hours.
Procedure for inspecting, cleaning, or replacing the fuel filter monthly (every 50 operating hours).
Guidelines for replacing the fuel pipe annually, emphasizing inspection for leaks to prevent fire hazards.
Recommendations for checking and retightening various fasteners, fuel cap, and oil cap for safety and leak prevention.
General advice on keeping the engine clean by wiping and ensuring cylinder fins are free of dust to prevent seizure.
Information on replacing gaskets and packings, typically performed when the engine is disassembled.
Instructions for draining fuel from the tank and carburetor and preparing the machine for long-term storage.
A guide to identifying and resolving common problems with the brushcutter, suggesting remedies for various malfunctions.
General| Engine power | 2.1 hp |
|---|---|
| Number of strokes | 4 |
| Sound power level | 101.8 dB |
| Fuel tank capacity | 0.62 L |
| Vibration emission | 2 m/s² |
| Engine displacement | 43 cm³ |
| Sound pressure level | 92.4 dB |
| Sound pressure level uncertainty | 1.8 dB |
| Power source | Gasoline |
Weight and Dimensions| Weight | 8600 g |
|---|
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