Method of operation

•Use the blower only in good light and visibility. During cold seasons beware of slippery or wet areas, ice and snow (risk of slipping). Always ensure a safe footing.

•Never work on unstable surfaces or sleep terrain.

•To reduce the risk of personal injury, do not direct air blast towards bystanders, since the high pressure of the air flow could injure eyes and could blow small objects at great speed.

•Never insert any foreign object into the air intake of the machine or into the nozzle of the blower. It will damage the fan wheel and may cause serious injury to the operator or bystanders as a result of the object or broken parts being thrown out at high speed.

• Pay attention to the direction of the wind, i.e., do not work against

(10)

the wind.

 

•To reduce the risk of stumbling and loss of control, do not walk backward while operating the machine.

•Always shut off the engine before cleaning or servicing the unit or replacing parts.

Maintenance instructions

•Be kind to the environment. Operate the blower with as little noise and pollution as possible. In particular check the correct adjustment of the carburetor.

•Clean the blower at regular intervals and check that all screws and nuts are securely tightened.

•Never service or store the blower in the vicinity of open flames, sparks, etc. (11).

•Always store the blower in a well-ventilated locked room and with an emptied fuel tank.

Observe and follow all relevant accident prevention

 

instructions issued by the trade associations and by

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insurance companies. Do not perform any modifications to

the blower as this will risk your safety.

 

The performance of maintenance or repair work by the user is limited

 

to those activities as described in this instruction manual. All other

 

work is to be done by Authorized Service Agents.

 

Use only genuine spare parts and accessories supplied by DOLMAR.

 

Use of non-approved accessories and tools means increased risk of

 

accidents and injuries. DOLMAR will not accept any liability for accidents

 

or damage caused by the use of any non-approved attachment or

 

accessories.

 

First Aid

In case of accident make sure that a well-stocked first-aid kit is available in the vicinity of the operations. Immediately replace any item taken from the first aid kit.

When asking for help, please give the following information:

• Place of accident

 

• What happened

 

• Number of injured persons

 

• Extent of injuries

 

• Your name

(12)

Packaging

The DOLMAR blower is delivered in a protective cardboard box to prevent shipping damage. Cardboard is a basic raw material and is therefore consequently reusable or suitable for recycling (waste paper recycling).

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Dolmar PB-250.4 instruction manual Method of operation
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PB-250.4 specifications

The Dolmar PB-250.4 is a robust and efficient backpack blower designed for both commercial and residential use. Known for its powerful performance and user-friendly operation, the PB-250.4 stands out as a reliable choice for landscaping professionals and homeowners alike.

One of the main features of the Dolmar PB-250.4 is its impressive engine. Equipped with a 24.5 cc, 2-stroke engine, it delivers a commendable airflow of up to 700 CFM (cubic feet per minute) and a maximum airspeed of 160 mph. This power allows users to tackle heavy debris, leaves, and grass clippings with ease, making yard maintenance swift and effective.

The design of the PB-250.4 emphasizes comfort and ergonomic use. It comes with a padded shoulder harness, which distributes the weight evenly and reduces fatigue during extended use. Additionally, the adjustable throttle and ergonomic handle provide better control and precision, enhancing the overall user experience.

The technology behind the Dolmar PB-250.4 reflects a commitment to efficiency and environmental responsibility. The blower incorporates the advanced 2-stroke engine technology, which not only provides superb power but also integrates a clean-air system that reduces emissions, making it a more eco-friendly option compared to older models.

Easy starting is another characteristic that sets the PB-250.4 apart. The blower is equipped with a reliable starting system that minimizes resistance for an effortless start, even in cold conditions. This feature is particularly beneficial for users who may need to start and stop the blower frequently throughout their tasks.

Maintenance of the PB-250.4 is straightforward, thanks to its accessible components and design features. The air filter can be easily cleaned and replaced, ensuring that the engine runs optimally with minimal downtime.

In summary, the Dolmar PB-250.4 is a high-performance backpack blower that combines power, efficiency, and comfort in a user-friendly package. Its robust engine, ergonomic design, and commitment to low emissions make it an excellent choice for anyone looking to maintain their outdoor spaces effectively. Whether for professional landscaping or home use, the PB-250.4 delivers the performance and reliability users demand.
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