Navien NPE-180A2, User'S Information Manual, Page: 4 / 48

4 Safety Information
DANGER
This water heater is set to 120 °F (49 °C) at the
factory for your safety and comfort. Increasing
the temperature increases the risk of accidental
scalding. Water temperatures at or above 125 °F
(52 °C) can cause instant scalding, severe burns,
or death. Before you decide to change the
temperature setting, read the following charts
carefully.
Water
Temperature
Time in which a young child
can suffer a full thickness
(3rd degree) burn
160 °F (70 °C) L ess than 1 second
140 °F (60 °C) 1 second
130 °F (55 °C) 10 seconds
120 °F (49 °C) 10 minutes
100 °F (37 °C) very low scald risk
Before setting the temperature at or above 125 °F (52
°C), consider installing a thermostatically-controlled
mixing valve or temperature-limiting valve. Contact
a licensed plumber or your local plumbing authority
for more information.
California law requires the following Prop 65
warning to be provided:
WARNING
Cancer and Reproductive Harm -
www.P65Warnings.ca.gov
DANGER
HOT
BURN
To prevent burns:
Ɣ
Use the lowest operating temperature setting
necessary to provide comfortably-hot water.
Ɣ
If your household has children or elderly or
disabled residents, consider using a lower
temperature setting.
Ɣ
Do not leave children, elderly, or disabled
persons unsupervised.
Ɣ
Do not allow small children to play
unsupervised in the bathroom.
Ɣ
Do not allow anyone to change the water
temperature while hot water is running.
Ɣ
Read all the instructions in this manual
carefully before changing the temperature
setting.
Ɣ
Feel the water before using it on children, the
elderly, or the disabled.
Ɣ
If it is necessary to set the water heater above
125 °F (52 °C), have a temperature-limiting
valve or mixing valve installed on the water
heater.