Navien CH-180 Service manual - 1. Safety Considerations

©Navien America Inc. 2010

CH  series service Manual

10

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.