Jonsered BB2250 HOW to MIX Fuel, Fueling the Unit, Recommended Mixing Ratio Gasoline 50OIL

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English

Fuel

FUEL

WARNING

Gasoline is very flammable. Avoid smoking or bringing any flame or sparks near fuel. Make sure to stop the engine and allow it cool before refueling the unit. Select outdoor bare ground for fueling and move at least 10ft (3m) away from the fueling point before starting the engine.

The engines are lubricated by oil specially formulated for air-cooled 2-cycle gasoline engine use. If Jonsered oil is not available, use an anti-oxidant added quality oil expressly labeled for air-cooled 2- cycle engine use. (JASO FC GRADE OIL or ISO EGC GRADE)

Do not use BIA or TCW (2-stroke water-cooling type) mixed oil.

RECOMMENDED MIXING RATIO

GASOLINE 50:OIL 1

Exhaust emission are controlled by the fundamental engine parameters and components (i.e.,

carburation, ignition timing and port timing) without addition of any major hardware or the introduction of an inert material during combustion.

These engines are certified to operate on unleaded gasoline.

Make sure to use gasoline with a minimum octane number of 89 RON (USA/Canada: 87AL)

If you use a gasoline of a lower octane value than specified, there is a danger that the engine temperature may rise and an engine problem such as piston seizing may consequently occur.

Unleaded gasoline is recommended to reduce the contamination of the air for the sake of your health and the environment.

Poor quality gasolines or oils may damage sealing rings, fuel lines or fuel tank of the engine.

HOW TO MIX FUEL

IMPORTANT

Pay attention to agitation.

1.Measure out the quantities of gasoline and oil to be mixed.

2.Put some of the gasoline into a clean, approved fuel container.

3.Pour in all of the oil and agitate well.

4.Pour in the rest of gasoline and agitate again for at least one minute. As some oils may be difficult to agitate depending on oil ingredients, sufficient agitation is necessary for the engine to last long. Note that, if the agitation is insufficient, there is an increased danger of early piston seizing due to an abnormally lean mixture.

5.Indicate the contents on outside of container for easy identification to avoid mixing with raw gasoline or other containers.

FUELING THE UNIT

1.Untwist and remove the fuel cap.

2.Put fuel into the fuel tank to 80% of the full capacity.

3.Fasten the fuel cap securely and wipe up any fuel spillage around the unit.

WARNING

1.Select bare ground for fueling.

2.Move at least 10 feet (3 meters) away from the fueling point before starting the engine.

3.Stop the engine and let it cool for a few minutes before refueling the unit. At that time, be sure to sufficiently agitate the mixed gasoline in the container.

4.Do not smoke or place hot objects near fuel.

FOR YOUR ENGINE LIFE, AVOID;

1.FUEL WITH NO OIL (RAW GASOLINE) - It will cause severe damage to the internal engine parts very quickly.

2.GASOHOL - It can cause deterioration of rubber and/or plastic parts and disruption of engine lubrication.

3.OIL FOR 4-CYCLE ENGINE USE - It can cause spark plug fouling, exhaust port blocking, or piston ring sticking.

4.Mixed fuels which have been left unused for a period of one month or more may clog the carburetor and result in the engine failing to operate properly.

5.When storing the product for a long period of time, clean the fuel tank after rendering it empty. Next, activate the engine and empty the carburetor of the composite fuel.

6.When scrapping the used mixed oil container, scrap it only at an authorized repository site.

NOTE

For details of quality assurance, read the description in the Warranty section carefully. Moreover, normal wear and change in product with no functional influence are not covered by the warranty. Also, note that if the usage in the instruction manual is not observed for the mixed gasoline, etc. as described herein, it may not be covered by the warranty.

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Contents Operator’s manual EC-declaration of conformity EC-declaration of conformity Applies to Europe onlyContents Safety Safety FirstSymbols on the machine Safety PrecautionsAvoid Noise Problem Working ConditionsWorking Circumstance Working PlanUsing the Product Maintenance TransportationStorage What is what? DisposalTechnical data ModelAssembly HOW to MIX Fuel FuelFuel Fueling the UnitOperation Starting EngineClose Adjusting Idle Speed Idling Adjustment ScrewStopping Engine Maintenance AIR CleanerCleaning AIR Filter Fuel FilterSpark Plug MufflerSpark Arrester Cooling SystemStorage AIR Inlet NETSholder Strap Ring

BB2250 specifications

The Jonsered BB2250 is a powerful and versatile backpack blower designed to meet the demanding needs of both professional landscapers and passionate homeowners. With a focus on efficient performance and user comfort, the BB2250 offers several key features that set it apart from its competitors in the market.

One of the standout characteristics of the BB2250 is its robust engine. It is powered by a 50.2 cc, 2-stroke engine that delivers an impressive airspeed of up to 800 CFM (Cubic Feet per Minute) at a maximum speed of 200 mph. This high performance allows users to tackle even the most stubborn leaves, debris, and grass clippings with ease, making quick work of yard maintenance tasks. The engine is designed for fuel efficiency, enabling extended runtime without sacrificing power.

Ergonomics play a significant role in the design of the Jonsered BB2250. The tool is equipped with a padded harness and adjustable shoulder straps, ensuring that the blower can be worn comfortably for extended periods. This is particularly beneficial for professionals who may spend hours operating the blower. The adjustable tube length also allows users to customize the tool to their height, further enhancing comfort and control.

The BB2250 features advanced anti-vibration technology, which significantly reduces the amount of vibration transmitted to the operator's hands and arms. This not only helps minimize fatigue during long working sessions but also enhances overall safety while using the blower. The easy-to-use throttle control and cruise control functions provide greater precision and allow for more controlled operation, contributing to a better user experience.

Maintenance is made simpler with Jonsered’s innovative air filtration system. The system ensures excellent airflow while keeping dirt and debris out of the engine, leading to prolonged engine life and reduced maintenance needs. Additionally, the blower's lightweight design aids in portability, making it a practical choice for users who need to move between various job sites or around their property.

Overall, the Jonsered BB2250 stands out as a reliable and efficient backpack blower. Its powerful engine, ergonomic design, low vibration, and easy maintenance make it an excellent choice for anyone looking to keep their outdoor spaces tidy and well-maintained. Whether for professional landscaping services or personal use, the BB2250 is built to deliver exceptional performance while keeping user comfort in mind.