Navien NPE-180A Quick Installation Manual page 4

Operating the Water Heater
Power ON
Temperature will appear on the
Front Panel when the power is on.
Opened Closed
Open
The instructions on how to check the inlet gas
pressure are stated above.
Adjust Water Temperature
Press (+) or (-) to set
the desired temperature.
Setting over 125°F can
Not e
cause scalding
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Press (+) or (-) to switch
the information type.
Remove 4 screws of the
front cover assembly.
Recommend Gas Pressure Settings:
NG : 3.5"~10.5" WC
LP : 8.0"~13.0" WC
filter of any trapped debris.
Resetting the Water Heater
Press Reset to solve
the problem.
If resetting does not solve the problem,
Note
refer to the troubleshooting section of the
Operation or contact the service center.
Loosen a screw two or three
turns and connect a manometer
to the pressure port.
found in the