Navien NPN-120E, User'S Information Manual

Page: 15 / 28

15 Operating the Water Heater
3.8 Starting Recirculation
Press the Preheat & Timer button to start
recirculation immediately, regardless of the
reservation schedule.
“HEAT” appears for 4 seconds on the display and
then recirculation runs once.
During the recirculation, the preheating icon flashes
continuously.
Note
Ɣ
This feature is available only when
external circulating pumps are
connected and ON.
Ɣ
This feature runs during the
recirculation time set on the front
panel which the remote controller is
connected to.
3.9 Canceling all timer settings
Press and hold the Preheat & Timer and OK button
simultaneously for 2 seconds.
“CLR” appears for 3 seconds and all timer settings
are canceled.
2
sec
4. Press the OK button to save the timer setting.
Repeat these procedures for Reservation
Schedule Settings #2 and #3.
5. During the reservation schedule, the preheating
icon turns on and the Reservation area starts
flashing.
Note
This is applied to A models with the
preheating function only.