NX6300 troubleshooting answers
6 questions with answers cited from the manufacturer manuals.
- 0Fireye NX6300 F41: Boiler Pressure or Temperature Limit
The F41 fault on the Fireye NX6300 indicates either that the boiler's measured pressure or temperature has exceeded a safety limit, or that the sensor itself is not functioning correctly. The specific subset number assoc…
- 0Fireye NX6300 F20 Drive Position Fault during modulation
An F20 drive position fault indicates that a fuel or air drive (servo or fan VSD) is not at its expected position according to the commissioned profile. This fault can occur during various stages of operation, including …
- 0NX6300 F15: Air pressure detected when off
The Fireye NX6300 F15 fault indicates that combustion air pressure was detected when it should not have been. This can occur either before the fan starts (Status 01) or more than three minutes after the burner turns off …
- 0Fireye NX6300 F14 status 07: combustion air not proven, fan not starting?
Fault F14 indicates that the main combustion air pressure switch did not detect air pressure when required by the NX6300 controller. Status 07 specifically means air was not proven during the purge sequence, after the ai…
- 0Fireye NX6300 F11 False Flame at pre-ignition, what to check?
The Fireye NX6300 F11 False Flame fault indicates the controller detected a flame signal when no flame should be present, such as before, during, or after the burner cycle. This lockout occurs because the controller cann…
- 0Fireye NX6300 F10 during pilot ignition, no spark: what to check?
A Fireye NX6300 F10 fault indicates that the flame detector did not register a flame when expected. When this occurs during pilot ignition (status x11-x12) and there's no visible spark, the most likely cause is a problem…