BoilerFaultCodesBiasi E83---122 Fault Code
Also written as E83122 — same fault.
The Biasi E83---122 fault code means: your boiler is failing to detect the flame needed to heat your water and radiators, causing the system to shut down for safety.. It appears on 3 Biasi models in our database.
Technical description: Detection electrode
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
Find a Gas Safe engineer
Search the official register for a qualified engineer in your area.
Gas Safe Register →Avoid the next call-out bill
A cover plan would handle faults like E83---122: no call-out fees, no surprise bills.
Affiliate links. We may earn a commission at no extra cost to you.
Biasi models that show the E83---122 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Biasi E83---122 fault code information on this page is sourced and cross-checked against the official Biasi service / installation manuals for each affected model.
- Biasi Riva Compact 24S (M90E.24S) manual (PDF)
- Biasi Riva Compact HE M96a manual (PDF)
- Biasi Riva Compact HE MK2 manual (PDF)
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026