Brand: Makita
Category: Power Tool
Document Type: Manual
Language: EN
Brand: Makita
Category: Power Tool
Document Type: Manual
Language: EN
Uploaded: Nov. 21, 2025, 6:30 p.m.
Manual Publish Date: 2009-11-25
None
| PROBLEM | PROBABLE CAUSE | CORRECTIVE ACTION |
|---|---|---|
| Engine does not start. | Throttle chock not in the correct position for the prevailing conditions. | Move throttle chock to correct position. |
| Fuel tank is empty. | Fill tank with fuel: refer to ENGINE OWNERS MANUAL. | |
| Air cleaner element is dirty. | Clean air cleaner element: refer to ENGINE OWNERS MANUAL. | |
| Spark plug loose. | Tighten spark plug to 25 - 30 Nm. | |
| Spark plug wire loose or disconnected from plug. | Install spark plug wire on spark plug. | |
| Spark plug gap is incorrect. | Set gap between electrodes at 0.7 to 0.8 mm. | |
| Spark plug is defective. | Install new, correctly gapped plug: refer to ENGINE OWNERS MANUAL. | |
| Carburetor is flooded with fuel. | Remove air cleaner element and pull starter rope continuously until carburetor clears itself and install air cleaner element. | |
| Engine difficult to start or loses power. | Faulty ignition module. | Contact Makita authorised service centre. |
| Dirt, water, or stale fuel tank. | Drain fuel and clean tank. Fill tank with clean, fresh fuel. | |
| Vent hole in fuel tank cap is plugged. | Clean or replace fuel tank cap. | |
| Air cleaner element is dirty. | Clean air cleaner element. | |
| Spark plug is detective. | Install new, correctly gapped plug: refer to ENGINE OWNERS MANUAL. | |
| Engine operates erratically. | Spark plug gap is incorrect. | Set gap between electrodes at 0.7 to 0.8 mm. |
| Air cleaner element is dirty. | Clean air cleaner element: refer to ENGINE OWNERS MANUAL. | |
| Air cleaner element is dirty. | Clean air cleaner element: refer to ENGINE OWNERS MANUAL. | |
| Engine idles poorly. | Air slots in engine shroud are blocked. | Remove debris from shots. |
| Cooling fins and air passages under engine blower housing are blocked. | Remove debris from cooling fins and air passages. | |
| Engine skips at high speed. | Gap between electrodes of spark plug is too close. | Set gap between electrodes at 0.7 to 0.8 mm. |
| Cooling air flow is restricted. | Remover any debris from slots in shroud, blower housing, air passages. | |
| Engine overheats. | Incorrect spark plug. | Install RJ19LM spark plug and cooling fins on engine. |
| Mower vibrates abnormally. | Cutting assembly is loose. | Tighten blade. |
| Cutting assembly is unbalanced. | Balance blade. |