Figure 3-3.—Line characteristics.
You need to be aware of word usage and intended
SHALL has been used only when application
meaning as pertains to hazardous equipment and/or
conditions. These terms are used in most technical
manuals prepared for the Navy.
The following is a list of safety hazard words and
definitions as they appear in most naval aviation
technical manuals.
WARNING
An operating procedure, practice, or
condition, etc., that may result in injury or
death if not carefully observed or followed.
CAUTION
An operating procedure, practice, or
condition, etc., that may result in damage or
destruction to equipment if not carefully
observed or followed.
NOTE
An operating procedure, practice, or
condition, etc., that is essential to emphasize.
of a procedure is mandatory.
SHOULD has been used only when application
of a procedure is recommended.
MAY and NEED NOT have been used only
when application of a procedure is optional.
WILL has been used only to indicate futurity,
never to indicate any degree of requirement for
application of a procedure.
AIRCRAFT DRAWINGS
Learning Objective: Recognize basic steps used
in troubleshooting aircraft systems and various
sources of information available.
Much of the information contained in the various
manuals issued by the Naval Air Systems Command for
Navy aircraft and equipment is in the form of schematic,
block, and pictorial drawings or diagrams. In order to
understand how a system or component of the aircraft
functions, you must be able to read and understand these
drawings and diagrams.
3-6
