Electronic pellet burner controller – NPBC-V3C-1/ NPBC-V4C-1
for errors. If several messages are to be displayed at the same time, they switch on every 4 seconds.
The time must be set correctly for the burner to function properly. If it hasn't been set yet, its
indication is --:--.
Most of the error messages that appear in red at the bottom of the main screen are indicated
by a three-toned sound signalization. In some cases the error message disappears soon after
the problem is resolved. However, there are some errors that if occur, remain on the screen
until the user dismisses them manually. Examples for such messages are “Back burning”,
“Boiler Frost”, etc. They can be cleaned only by holding the left navigation button
(
◄
)
pressed for 2 seconds, while on main screen
Customized information fields could display any of the following parameters:
Icon
Displayed information
Level of illumination, measured by the photo sensor.
Exhaust fan's speed
Information about the upcoming action of the timer. If there are no active
timers or the burner is in Standby mode, there is no information under the
icon. If there is at least one activated timer and the burner is ON, regardless
of the fuel type, the upcoming action (On/Off) and the time for it (or the
day of the week if it is after 23:59 pm on the current day) are displayed
under the icon.
Current calculated power of the burner. A calibrating constant parameter
for the auger motor's capacity must be set to assure the correct value of the
burner's power. The calibrating constant is available in the menu
Factory
Settings → General Settings → Feeder capacity
Temperature measured by the temperature sensor in the water heater
Temperature measured by the exhaust gases high temperature sensor
Status bar icons description:
User Manual / ver 3.8
http://www.naturela-bg.com/en/
page 11 of 36
Internet connection
Active room thermostat
Active FC output
Active CH pump
Active DHW pump
