Baxi 830 COMBI Fault codes & diagnostics

Plain-English fault code listing coming soon for this model.

Combi Gas 2019-present

GC Number 47-077-39

Download the Baxi 830 COMBI manual The official installation & service manual (PDF) — the exact document these fault codes were verified against. PDF

Versions & GC numbers

Which version do you have?

The GC number on your boiler's data badge identifies the exact appliance and production years, as recorded in the UK Product Characteristics Database.

GC number	Appliance (register name)	Produced
47-077-39	830 COMBI	2019–present

Appliance names and production years are taken from the UK Product Characteristics Database (the SAP/SEDBUK register). Where a GC number is also printed in this model's own manufacturer manual, both sources were checked to agree.

Fault code data coming soon

We're compiling the fault code list for the Baxi 830 COMBI. Check back soon, or search above for a different model.

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