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Electronic pellet burner controller – NPBC-V3C-K / NPBC-V4C-K / NPBC-V4E-K
Diagnostics
While on any of the Information screen pages, press the right navigation button (►) to access the
Diagnostics screen. To go back to the previous screen press the left navigation button (◄). This is a
listwith short description, date and time of every registered event or error message. Press the down
navigation button to check the older messages on the next pages if there are more than 4 entries. A
yellow star marks the newest entry. Hold the Menu button for more than 2 seconds to reset the
information.
Table 2 is a list of all the messages that can appear on this screen and their full description.
Messages from 1 to 13 also appear on the bottom line of the main screen.
In most cases of error messages, there is a three-tone alarm signal. Some of the error messages
automatically disappear after the reason for the message is no longer present. Others can be
dismissed by holding the left navigation button (◄) for more than 2 seconds while on main screen.
Table 2
Message
Back burning
Off room TS
Short room TS
Ignition fail
Off PT Sensor
Short PT Sensor
High Flue gas temp
Flue gasses alarm!
Menu settings
User Manual / ver3.8
Clear the
error
method
„◄" The thermostat for back burning situation has been
button
activated.
automatically
Boiler's temperature sensor is disconnected
automatically
Boiler's temperature sensor is on short
„◄"
button
automatically
pt100 high temperature sensor is disconnected
automatically
pt100 high temperature sensor is on short
„◄" The exhaust temperature is too high
button
„◄" The exhaust temperature is extremely high and the
button
burner has stopped
---
Date and time of the last access to the Factory
Settings menu
Description
Page 3 of 33
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