Navien NR-10P User Manual page 12

7
Rotate the dial between "0~9" and select the
second password number
20
8
After second-digit of the password is
selecting, press "Program" button, then
setting is completed and third-digit of the
password blinks.
9
Rotate the dial between "0~9" and select the
third password number
10
After third-digit of the password is selecting,
press "Program" button, then password will be
saved automatically after 5 second or by
pressing "ON/OFF" button.
21