BM 2610024876 04-12_BM 2610024876 04-12.qxp 4/5/12 9:14 AM Page 8

FIG. 5

MOTOR

PROTECTION

FILTER

FILTER

CONTROL UNIT TOP SECTION

CONTROL

UNIT BOTTOM

SECTION

COMPARTMENT LOCK

FILTER

CARTRIDGE

REMOVING THE FILTER CARTRIDGES

1.First, clean the filters by setting the mode selector switch to the PULSE-CLEAN™ mode, which takes only 10 seconds.

2.To open the filter access compartment, use a coin to rotate the filter compartment lock by 1/4 turn in the direction of the arrow and push the lock in.

3.Lift up the top section of the control unit.

4.Grasp the filter cartridge by the fins, pull up and remove.

Replace a damaged filter cartridge immediately.

THOROUGH CLEANING OF THE

FILTER CARTRIDGES

If necessary, the filter cartridges can also be cleaned with a soft brush and can also be washed with water.

INSTALLING THE FILTER CARTRIDGES

1.Insert new or cleaned filter cartridge and ensure firm seating.

2.Lower the top section of the control unit down onto the bottom section.

3.With slight pressure from the top of the control unit, the filter compartment lock will snap back into place.

CLEANING THE MOTOR

PROTECTION FILTERS

The motor protection filters are mostly maintenance-free. If the motor protection filters are dirty, it may indicate that the filter cartridges are damaged and need to be replaced. If the motor protection filters need cleaning, take out the motor protection filters and wash them. Allow them to dry thoroughly before reinserting.

REMOVING THE MOTOR

PROTECTION FILTERS (See Figure 5.)

1.To open the filter access compartment, use a coin to rotate the lock by 1/4 turn in the direction of the arrow and push the lock in.

2.Lift up the top section.

3.Grasp the filter, pull up and remove.

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Bosch Power Tools 3931B-SPB manual Removing the Filter Cartridges, Thorough Cleaning Filter Cartridges, Removing the Motor
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3931B-SPB specifications

The Bosch Power Tools 3931B-SPB is a standout tool designed for both professional contractors and enthusiastic DIYers. This versatile power tool embodies the precision, durability, and innovative technology that Bosch is renowned for in the power tools industry.

One of the significant features of the 3931B-SPB is its powerful motor, delivering impressive performance under various workloads. With a robust horsepower rating, this tool can handle a range of applications, from heavy-duty cutting and drilling to more intricate tasks. The 3931B-SPB is engineered for efficiency, ensuring minimal downtime while maximizing productivity on the job site.

The design of the Bosch 3931B-SPB focuses on user comfort and control. Equipped with an ergonomic grip, it allows for extended use without causing fatigue, providing a secure hold that enhances precision in operation. The lightweight construction of the tool ensures ease of handling, making it ideal for both overhead applications and tight spaces.

In terms of technology, the 3931B-SPB incorporates several advanced features that set it apart from the competition. The variable speed control allows users to adjust the speed depending on the material and specific task, giving them the flexibility to achieve optimal results. Additionally, the built-in electronic management systems help to protect the motor from overload and enhance tool longevity.

Durability is another hallmark of Bosch power tools, and the 3931B-SPB is no exception. It is constructed with high-quality materials designed to withstand the rigors of daily use in demanding environments. The dust and debris protection features ensure the tool maintains its performance even in less-than-ideal conditions, safeguarding internal components.

Another noteworthy characteristic of this tool is its compatibility with various attachments and accessories. This adaptability allows users to tackle an extensive range of projects without needing multiple tools, saving both time and space in the workshop or job site.

In summary, the Bosch Power Tools 3931B-SPB is a powerful, versatile, and user-friendly tool that exemplifies Bosch's commitment to quality and innovation. With its powerful motor, ergonomic design, advanced technology, and durability, the 3931B-SPB is an excellent choice for anyone looking to invest in a reliable and efficient power tool for their projects.
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