Ideal · Logic MAX Combi²
Room Thermostat Fault boiler fault code
Logic MAX Combi² — models C24 / C30 / C35
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What Room Thermostat Fault means
Room thermostat fault.
Gas Safe engineer: If the message remains, contact the installer or arrange a Gas Safe registered engineer.
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.
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.
Safe check
Check the room thermostat batteries only.
When to contact an engineer
If the message remains, contact the installer or arrange a Gas Safe registered engineer.
Source and provenance
- Logic MAX Combi2 User Guide · UIN 237660 A01 (10/2023) · §1.9 Display Functions — Fault Messages, printed pp. 10–11
user guide
10/2023 · UIN 237660 A01