Yamaha NPS 4500 Owner's Manual page 3

A.1 Throughout this Guide, you will see several warnings repeated to
alert the Generator owner or operator to existing and potential hazards. These
warnings are in place to ensure the safety of the Generator owner or operator.
A.2 Safety is of utmost importance and failure to follow the procedures as
set forth in this Guide could result in performance failure of the Generator
and severe bodily injury or death to the owner or operator.
A.3 These warnings will include:
DANGER: Indicates an immediate hazard, which if not avoided, will
result in death or extreme bodily injury to installer or operator.
WARNING: Indicates a hazard level between caution and danger and
indicates a hazardous situation, which if not avoided, could result in
death or serious bodily injury to installer or operator.
CAUTION: Indicates a potential hazard, which if not avoided may
result in minor or moderate bodily injury to installer or operator.
A.4 Other words requiring attention and/or action, as stated include:
HAZARD
ALERT
SAFETY INSTRUCTIONS
PROHIBITION
INFORMATION
A. Safety
MANDATORY ACTION
SAFETY PROCEDURES
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SAFETY SHUTDOWN
PROCEDURES
ATTENTION
Rev 1.7