BoilerFaultCodes 02
Overheat - Normally associated with either poor or lack of primary water circulation. Wait for appliance to cool then reset as described for code 01.
Vokera Linea 28 Fault codes & diagnostics
6 fault codes with plain-English explanations, severity ratings, DIY guidance, and repair cost estimates.
Combi Natural Gas 28 kW 1998 onwards Discontinued
GC Number 47-094-28
Replaced by: Linea HE
Download the Vokera Linea 28 manual
PDF
Versions & GC numbers
The fault code is already on your display
Note it down before pressing reset — resetting clears the code immediately. How to read fault codes →
Severity at a glance
Each cell = one fault code. Hover to identify. 6 Unrated
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 |
|---|---|---|
| 47-094-28 | Linea Linea 28 | 1998–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.
Just want the most common Vokera Linea 28 faults?
The top 6 problems in plain English — with causes, DIY checks and repair costs.
Fault codes
All 6 documented codes
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