BF43R - Lawn mower Maruyama - Free user manual and instructions
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| Type of product | Walk-behind lawn mower |
| Brand | Maruyama |
| Model | BF43R |
| Engine capacity | 43 cc |
| Engine type | 4-stroke petrol |
| Cutting width | 530 mm |
| Cutting height adjustment | 25-85 mm (8 positions) |
| Collection bag capacity | 70 L |
| Mulching function | Yes (with mulching plug) |
| Side discharge | Yes (optional chute) |
| Drive type | Self-propelled (rear-wheel drive) |
| Weight | 35 kg |
| Dimensions (L x W x H) | 1650 x 560 x 1050 mm |
| Fuel tank capacity | 1.2 L |
| Starting system | Recoil start |
| Maintenance | Clean air filter and cutting deck regularly |
| Safety | Blade brake and operator presence control |
| Spare parts | Blades, air filters, spark plugs available |
| Reparability | Engine and cutting deck parts available |
| General information | Free user manual in PDF (24 pages) |
Frequently Asked Questions - BF43R Maruyama
How do I start the Maruyama BF43R lawn mower?
Before starting, ensure the spark plug is connected and the fuel tank has fresh petrol. Press the primer bulb 5 times, pull the recoil start handle firmly until the engine runs. If the engine is cold, engage the choke lever.
What type of fuel should I use?
Use unleaded petrol with a minimum octane rating of 91. Do not use ethanol blends above 10%. For the 4-stroke engine, ensure the oil level is checked.
How often should I change the engine oil?
Change the engine oil after the first 5 hours of operation, then every 20 hours or each season. Use SAE 30 high-detergent oil or a 10W-30 for varying temperatures.
How do I adjust the cutting height?
Use the single-lever height adjuster located on each wheel. Choose from 8 positions between 25 mm and 85 mm. Adjust with the engine off and the blade stopped.
What safety precautions should I take before mowing?
Always wear safety goggles, hearing protection, and sturdy shoes. Clear the lawn of stones, sticks, and debris. Ensure the operator presence control is functioning and never put hands under the cutting deck.
How do I clean the air filter?
Unscrew the air filter cover, remove the foam filter, and wash it in warm soapy water. Rinse and dry thoroughly. Apply a few drops of clean engine oil to the foam, then squeeze out excess. Reinstall after cleaning.
Can I mulch or discharge grass clippings?
Yes, the BF43R offers mulching and rear bagging functionality. For mulching, ensure the mulch plug is inserted and the blade is sharp. For discharging, remove the bag and the mulch plug, and attach the side chute.
How do I store the lawn mower for winter?
Drain the fuel tank or add a fuel stabilizer. Remove and clean the spark plug, and pour a small amount of oil into the cylinder. Store in a dry, protected area and cover it to prevent dust.
Where can I find spare parts for my BF43R?
Spare parts such as replacement blades, air filters, and spark plugs are available through authorized Maruyama dealers or online. Use the model number to ensure compatibility.
How do I maintain the cutting blade?
Inspect the blade regularly for damage or wear. Sharpen it with a file or bench grinder maintaining the original angle. Balance the blade after sharpening and tighten the blade bolt to the recommended torque.
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USER MANUAL BF43R Maruyama
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Product information
Brand : Maruyama
Model : BF43R
Category : Lawn mower