Glow-Worm Ultrapower SXI Boiler Range Error Codes

Glow-Worm Ultrapower SXI Boiler Range Error Codes

 

Codes Description
F1 Ignition fault
F3 Fan unable to reach ignition speed
F4 Ignition fault
F5 Overheat Fault
F6 Central heating flow thermistor
F9 Water pressure sensor fault, blocked flow filter or pump fault
F10 Central return flow thermistor
F11 Main board connection fault
F13 PCB memory or sensing fault
F14 Gas valve control defective
F15 E-bus voltage failure
F22 Low water pressure or ignition temperature rise too slow
F25 Circulation fault
F43 Generic error
F70 Software incompatible
F73 Unable to see pump activate
F77 Condensate pump error (optional)
No display or Er loose connection X51

Leave a Comment

Scroll to Top