Navien CH-180, Service Manual, Page: 12 / 155

© Navien Ameri c a I n c . 20 1 0 CH series servi c e Manua l
1 0
Version 1 .0
1. Safety Considerations
1.1. Safety Definitions
1.2. List of safety symbols in this manual
1.3. Symbols Used in the Instructions
DANGER
WARNING
CAUTION
CAUTION
All Safety messages will refer to potential hazards. Precisely follow the instructions to
avoid the risk of injury.
The following symbols are used throughout the instructions to bring attention to
important information concerning the appliance.
This is the safety alert symbol. It is used to alert you of potential
personal injury hazards. Observe all of the safety messages that
follow this symbol to avoid possible injury of death.
Indicates an imminently hazardous situation which, if not avoided,
could result in severe injury or death.
Indicates a potential hazardous situation which, if not avoided,
could result in injury or death.
Indicates an imminent hazardous situation which , if not avoided,
may result in minor or moderate injury.
Used without the safety alert symbol indicates a potential hazardous
situation which, if not avoided, could result in property damage.
IMPORTANT
NOTE
Warns of a risk of material loss and environmental pollution.
Indicates additional information that is important but not related to
personal injury or property damage.