Hilti DD 30-W Original Operating Instructions page 32

1 Information about the documentation
1.1 About this documentation
• Read this documentation before initial operation or use. This is a prerequisite for safe, trouble-free
handling and use of the product.
• Observe the safety instructions and warnings in this documentation and on the product.
• Always keep the operating instructions with the product and make sure that the operating instructions
are with the product when it is given to other persons.
1.2 Explanation of signs used
1.2.1 Warnings
Warnings alert persons to hazards that occur when handling or using the product. The following signal words
are used in combination with a symbol:
DANGER! Draws attention to imminent danger that will lead to serious personal injury or fatality.
WARNING! Draws attention to a potential hazard that could lead to serious personal injury or
fatality.
CAUTION! Draws attention to a potentially dangerous situation that could lead to slight personal
injury or damage to the equipment or other property.
1.2.2 Symbols
The following symbols are used in this document:
Read the operating instructions before use.
General warning
Instructions for use and other useful information
1.2.3 Symbols on the product
The following symbols are used on the product:
Warning: hazardous electrical voltage
Warning: hot surface
Revolutions per minute
Rated speed under no load
Wear eye protection
Wear a hard hat
Wear ear protection
Wear protective gloves
Wear safety shoes.
Lock symbol
Service indicator
Drilling performance indicator
24 English
Printed: 20.12.2016 | Doc-Nr: PUB / 5283477 / 000 / 03