BoilerFaultCodesAriston 6 10 Fault Code
Also written as 610 — same fault.
The Ariston 6 10 fault code means: your boiler has detected a break in a safety circuit designed to shut the system down if it overheats, which has caused it to stop working completely.. It appears on 13 Ariston models in our database.
Technical description: Thermofuse open
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 →Ariston models that show the 6 10 fault code
Click a model for the full fault code list and model-specific repair notes.
- Challenger 80E Repair: £120-250
- Clas HE 24 Repair: £150-250
- Clas HE 28 Repair: £150-250
- Clas HE 35 Repair: £150-250
- Clas HE Evo Repair: £150-250
- Clas Net One Repair: £120-250
- Clas One Repair: £150-250
- E-Combi Evo Repair: £150-250
- E-Combi One Repair: £120-250
- E-Combi One 24 Repair: £120-£350
- E-Combi One 30 Repair: £120-250
- Egis Repair: £150-300
- Microsystem 15 Repair: £120-250
Source
Ariston 6 10 fault code information on this page is sourced and cross-checked against the official Ariston service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026