BoilerFaultCodesIdeal F 07 Fault Code
Also written as F07 — same fault.
The Ideal F 07 fault code means: your boiler has detected that the electricity supply coming from your home's mains is below the level required for safe operation.. It appears on 4 Ideal models in our database.
Technical description: Low Mains Voltage
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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Ideal models that show the F 07 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Ideal F 07 fault code information on this page is sourced and cross-checked against the official Ideal service / installation manuals for each affected model.
- Ideal i-mini2 C24 manual (PDF)
- Ideal Independent System2 S15 manual (PDF)
- Ideal Logic Max Combi 2 manual (PDF)
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026