What does the Ideal Mini F46 fault code mean?
The F46 fault code on the Ideal Mini indicates a fault with the domestic hot water (DHW) pump. This typically means that the pump is either not operating correctly or has failed, preventing hot water from being circulated.
Common Causes
- Blocked DHW Pump: Debris or scale buildup can obstruct the pump, preventing it from functioning properly.
- Electrical Fault: Issues with the wiring or connections to the pump can lead to a failure in operation.
Can I fix it myself? (DIY)
It is recommended to call a Gas Safe Engineer for this issue, as it involves electrical components and potential gas safety risks. Attempting to fix it yourself could lead to further damage or safety hazards.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for the DHW pump replacement is around £250-£350, which includes parts and labour. This cost reflects the complexity of the repair and the need for a qualified engineer to ensure safety and compliance.