Navien CH-180, User'S Operation Manual

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Safety Instructions
Safety-related information and instructions have been provided in this
manual and on the Navien combination boiler to warn any person(s) of
potential hazards. Read and follow all safety information and instructions
throughout this manual. It is very important to understand the safety
instructions before installing, operating or servicing Navien combination
boilers.
This is safety alert symbol. It is used to alert you to potential
personal injury hazards. Obey all safety messages that follow this
symbol to avoid possible injury or death.
Indicates an imminent hazardous situation which , if not avoided,
could result in 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 whitout the safety alert symbol indicates a potential hazardous
situation which, if not avoided, could result in property damage.
Safety Related Symbols
DANGER
WARNING
CAUTION
CAUTION
All safety information will refer to a potential hazard. Follow the
instructions in this manual exactly to avoid the risk of injury.
“Should oerheating occur or the gas supply fail to shut off, do not turn
off or disconnect the electrical supply to the pump. Instead, shut off
the gas supply at a location external to the appliance.(verbatim)”
“Do not use this boiler if any part has been under water. Immediately
call a qualified service technician to inspect the boiler and to replace
any part of the control system and any gas control which has been
under water.”