F0 287 High
Your boiler's internal computer has encountered a communication error or a hardware failure, preventing it from safely starting the burner.
Technical description: The burner control unit, or KIM, has an error
Typical repair cost: £250-£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 F0 287 — no call-out fees, no surprises.
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Parts commonly replaced
- Burner Control Unit
- KIM Card (Key Identification Module)
- Main PCB
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