C7 217 High
Your boiler has shut down because the internal fan, which safely clears waste gases, has stopped spinning while the boiler was running.
Technical description: Fan has stopped during appliance operation
Typical repair cost: £280-550 (including labour)
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
Protect yourself from future repair bills
A boiler cover plan would cover faults like C7 217 — no call-out fees, no surprises.
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Parts commonly replaced
- Fan Assembly
- Main Printed Circuit Board (PCB)
- Wiring Harness
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