BM 2610034449 03-14_PLH181 3/27/14 12:52 PM Page 5

Symbols

IMPORTANT: Some of the following symbols may be used on your tool. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and safer.

Symbol

Name

Designation/Explanation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V

Volts

Voltage (potential)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A

Amperes

Current

 

 

 

 

 

 

 

 

 

 

 

 

Hz

Hertz

Frequency (cycles per second)

 

 

 

 

 

 

 

 

 

 

 

 

 

W

Watt

Power

 

 

 

 

 

 

 

 

 

 

 

 

 

kg

Kilograms

Weight

 

 

 

 

 

 

 

 

 

 

 

min

Minutes

Time

 

 

 

 

 

 

 

 

 

 

 

 

 

 

s

Seconds

Time

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Diameter

Size of drill bits, grinding wheels, etc.

 

 

 

 

 

 

 

 

 

 

 

 

 

n0

No load speed

Rotational speed, at no load

 

 

 

 

n

Rated speed

Maximum attainable speed

 

 

 

 

 

 

 

 

 

 

.../min

Revolutions or reciprocation

Revolutions, strokes, surface speed,

 

 

 

 

 

 

 

 

per minute

orbits etc. per minute

 

 

 

 

 

 

 

 

 

 

0

 

 

Off position

Zero speed, zero torque...

 

 

 

 

 

 

 

 

 

 

1, 2, 3, ...

Selector settings

Speed, torque or position settings.

I, II, III,

 

Higher number means greater speed

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

Infinitely variable selector with off

Speed is increasing from 0 setting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Arrow

Action in the direction of arrow

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Alternating current

Type or a characteristic of current

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Direct current

Type or a characteristic of current

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Alternating or direct current

Type or a characteristic of current

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Class II construction

Designates Double Insulated

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Construction tools.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Earthing terminal

Grounding terminal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Warning symbol

Alerts user to warning messages

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Li-ion RBRC seal

Designates Li-ion battery recycling

 

 

 

 

 

 

 

 

 

program

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ni-Cad RBRC seal

Designates Ni-Cad battery recycling

 

 

 

 

 

 

 

 

 

program

Read manual symbol

Alerts user to read manual

Wear eye protection symbol

Alerts user to wear eye protection

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Image 5
Bosch Power Tools PLH181K, PLH181BN, PLH181BL manual Symbols, Symbol Name Designation/Explanation

PLH181B, PLH181BL, PLH181K, PLH181BN specifications

The Bosch Power Tools PLH181BN, PLH181K, PLH181BL, and PLH181B represent a remarkable line of rotary hammers designed for professional users who demand power, precision, and versatility in their drilling tasks. Each variant in this series is equipped with a robust motor that delivers impressive performance, making them suitable for heavy-duty applications, from concrete drilling to masonry work.

One of the standout features of these tools is their innovative hammering mechanism, which allows for efficient drilling into even the hardest materials. The rotary hammers are designed with a combination of rotary and percussive action, delivering the necessary force to tackle tough jobs without compromising on speed. This dual-action capability ensures users can achieve optimal results, whether they are drilling, chiseling, or performing more intricate tasks.

Comfort and ease of use are priorities in the design of the PLH181 series. The tools are engineered with an ergonomic handle that provides a secure grip, reducing user fatigue during extended periods of operation. Moreover, the integrated vibration control technology minimizes vibration levels, enhancing comfort and control while maximizing productivity throughout the workday.

The Bosch PLH181BN is particularly known for its lightweight design, making it an ideal option for professionals who need a portable tool without sacrificing power. The PLH181K and PLH181BL models offer additional features, including multiple drilling modes that allow users to switch seamlessly between rotary and hammer functions. This versatility is further enhanced by the compatibility of these tools with various drilling bits, providing flexible options for different applications.

Durability is another significant attribute of the Bosch Power Tools in this series. Constructed from high-quality materials, they are built to withstand the rigors of construction sites and demanding jobs. Features like the dust-proof design protect internal components from debris, ensuring longevity and consistent performance even in challenging environments.

In summary, the Bosch Power Tools PLH181BN, PLH181K, PLH181BL, and PLH181B exemplify the brand's commitment to quality and innovation. With powerful motors, ergonomic designs, and advanced technologies, these rotary hammers are tailored to meet the versatile needs of professionals across various industries. Whether drilling, chiseling, or tackling heavy-duty applications, these tools represent a reliable choice for achieving outstanding results in every task.