Alpha · E-Tec 28/33
03 boiler fault code
E-Tec 28/33
What 03 means
High flue temperature: flue sensor intervention (flue temperature too high)
Emergency guidance
If you smell gas, a CO alarm sounds, anyone feels unwell, or there is an unsafe flame, leave and call 0800 111 999 from outside.
Open the emergency safety guideWhen to contact an engineer
Your boiler has shut down for safety. Don't keep resetting it. Leave it off and get a Gas Safe engineer to check it.
Renting? Report it to your landlord or housing provider first. They are responsible for gas safety and boiler repairs, and the repair should not cost you.
Source and provenance
- Alpha E-Tec 28 and 33 Installation and Servicing Instructions · §10.2 p. 47
installation and servicing instructions
Jan 22