Makita PLM4612 - User Manual

Questions and Answers

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Stephanie LewisAug 8, 2025
Why is my Makita Lawn Mower engine hard to start or losing power?
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  Carrie HernandezAug 8, 2025
  Your Makita Lawn Mower engine may be hard to start or losing power due to several reasons: * The fuel tank might contain dirt, water, or stale fuel. In this case, drain the fuel and clean the tank, then fill it with clean, fresh fuel. * The vent hole in the fuel tank cap could be plugged. Try cleaning or replacing the fuel tank cap. * The air cleaner element might be dirty. Clean the air cleaner element.
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Benjamin WarrenAug 13, 2025
Why is my Makita PLM4612 engine overheating?
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  Lauren BryantAug 13, 2025
  If your Makita Lawn Mower engine is overheating, it could be due to: * Restricted cooling air flow. Remove any debris from slots in the shroud, blower housing, and air passages. * Incorrect spark plug. Install an RJ19LM spark plug and ensure the cooling fins are on the engine.
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Janet GloverAug 17, 2025
What causes a Makita PLM4612 Lawn Mower to vibrate abnormally?
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  Kari PerezAug 17, 2025
  Abnormal vibration in your Makita Lawn Mower can be caused by: * A loose cutting assembly. Tighten the blade. * An unbalanced cutting assembly. Balance the blade.
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stephanieduranAug 22, 2025
Why does my Makita Lawn Mower engine operate erratically?
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  Gloria RobinsonAug 22, 2025
  An erratic engine operation in your Makita Lawn Mower can be caused by: * A defective spark plug. Install a new, correctly gapped plug. * Incorrect spark plug gap. Set the gap between electrodes at 0.7 to 0.8 mm. * A dirty air cleaner element. Clean the air cleaner element.
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Michael McclureAug 26, 2025
Why does my Makita PLM4612 engine idle poorly?
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  Terry AndersenAug 26, 2025
  Poor idling in your Makita Lawn Mower engine can result from: * A dirty air cleaner element. Clean the air cleaner element. * Blocked air slots in the engine shroud. Remove debris from the slots. * Blocked cooling fins and air passages under the engine blower housing. Remove debris from the cooling fins and air passages.
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Daniel ShepherdAug 29, 2025
What causes a Makita PLM4612 Lawn Mower engine to skip at high speed?
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  Tony AdamsAug 30, 2025
  If your Makita Lawn Mower engine skips at high speed, it might be because the gap between the electrodes of the spark plug is too close. To fix this, set the gap between the electrodes at 0.7 to 0.8 mm.
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Kristen BlackwellNov 3, 2025
What to do if Makita Lawn Mower engine does not start?
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  maria71Nov 3, 2025
  If your Makita Lawn Mower engine doesn't start, consider these potential causes and solutions: * Ensure the throttle chock is in the correct position for the current conditions; adjust as needed. * If the fuel tank is empty, refill it. * A dirty air cleaner element can prevent starting; clean it. * Check if the spark plug is loose and tighten it to 25 - 30 Nm. * Confirm the spark plug wire is securely connected to the spark plug. * Verify the spark plug gap is correct, setting it between 0.7 to 0.8 mm. * If the carburetor is flooded with fuel, remove the air cleaner element and pull the starter rope continuously until the carburetor clears itself, then reinstall the air cleaner element. * If the spark plug is defective, install a new, correctly gapped plug. * If the igni...