Leica DD Series Quick Manual page 4

4 Important Information about your Instrument
WARNING
The absence of a positive indication does not guarantee the non-existence of a utility.
Utilities without a detectable signal may be present.
The locators can only locate non-metallic utilities such as plastic pipes, typically used by
the water and gas utilities, with the use of appropriate accessories.
Precautions:
▶
Always excavate with care.
WARNING
A hazardous signal can be present at the transmitter output when used in connection
mode and on the attached accessories and live utility itself.
Precautions:
▶
Take care when handling exposed or non-insulated connections. Notify others who
may be working on or around the utility.