Bird Technologies APM-16 - Manual (Page 4)

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Safety Symbols
The caution symbol appears on the equipment indicating there is
important information in the instruction manual regarding that par-
ticular area
Note: Calls attention to supplemental information.
Warning Statements
The following warnings appear in the text where there is danger to operating
and maintenance personnel, and are repeated here for emphasis.
Refer to page 11.
Refer to pages 11 and 13.
WARNING
Warning notes call attention to a procedure, which if not correctly performed,
could result in personal injury.
CAUTION
Caution notes call attention to a procedure, which if not correctly performed,
could result in damage to the instrument.
WARNING
Never attempt to connect or disconnect RF equipment from the transmission
line while RF power is being applied. Leaking RF energy is a potential health
hazard.
WARNING
RF voltage may be present in element socket. Keep element in socket during
operation.