BM 2610024876 04-12_BM 2610024876 04-12.qxp 4/5/12 9:14 AM Page 11

Maintenance

Service

!WARNING Preventive maintenance performed by unauth-

orized personnel may result in misplacing of internal wires and components which could cause serious hazard. We recommend that all tool service be performed by a Bosch Factory Service Center or Autho- rized Bosch Service Station.

TOOL LUBRICATION

Your Bosch tool has been properly lubricated and is ready to use.

Cleaning

!WARNING To avoid accidents always disconnect the tool from

the power supply before cleaning or performing any maintenance. The tool may be cleaned most effectively with compressed

dry air. Always wear safety goggles when cleaning tools with compressed air.

Ventilation openings and switch levers must be kept clean and free of foreign matter. Do not attempt to clean by inserting pointed objects through openings.

See also the sections THOROUGH CLEANING OF THE FILTER CARTRIDGES, CLEANING THE MOTOR PROTECTION FILTERS, WATER-LEVEL SENSOR

MAINTENANCE and CANISTER MAINTENANCE.

!CAUTION Certain cleaning agents and solvents damage

plastic parts. Some of these are: gasoline, carbon tetrachloride, chlorinated cleaning solvents, ammonia and household detergents that contain ammonia.

Accessories

If an extension cord is ! WARNING necessary, a cord with

adequate size conductors that is capable of carrying the current necessary for your tool must be used. This will prevent

excessive voltage drop, loss of power or overheating. Grounded tools must use 3-wire extension cords that have 3-prong plugs and receptacles.

NOTE: The smaller the gauge number, the heavier the cord.

The length of the vacuum cleaner cord must be included in calculating the total length of cord.

RECOMMENDED SIZES OF EXTENSION CORDS 120 VOLT ALTERNATING CURRENT TOOLS

Tool’s

Cord Size in A.W.G.

Wire Sizes in mm2

 

 

 

 

 

 

 

 

Ampere

 

 

 

 

 

 

 

 

Cord Length in Feet

Cord Length in Meters

Rating

25

50

100

150

15

30

60

120

 

3-6

 

 

 

 

 

 

 

 

18

16

16

14

0.75

0.75

1.5

2.5

6-8

18

16

14

12

0.75

1.0

2.5

4.0

8-10

18

16

14

12

0.75

1.0

2.5

4.0

10-12

16

16

14

12

1.0

2.5

4.0

—

12-16

14

12

—

—

—

—

—

—

 

 

 

 

 

 

 

 

 

-11-

Page 10 Page 12
Page 11
Image 11
Bosch Power Tools 3931B-SPB manual Maintenance, Accessories, Cleaning, Tool Lubrication
Page 10 Page 12

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.
Top Page Image Contents