Baxi Bermuda Inset 2 50/4 Fault codes & diagnostics

1 fault code with plain-English explanations, severity ratings, DIY guidance, and repair cost estimates.

Natural Gas
GC Number 44-075-01
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Fault codes

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128

Your boiler started to provide heat but the flame went out unexpectedly while it was running.

High Engineer only £120-£350 Shared across the range

Parts commonly replaced

  • Flame sensing electrode
  • Gas valve
  • PCB
  • Condensate trap

Related codes

Full explanation for 128
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