BoilerFaultCodesHalstead Eden Vbx Fault codes & diagnostics
0 fault codes with plain-English explanations, severity ratings, DIY guidance, and repair cost estimates.
Regular Natural Gas 24-30 kW 2004 onwards Discontinued
The Eden Vbx range comes in 2 types
Pick the one you have. The fault codes, GC numbers and manual differ by type.
Each model has its own manual
This boiler uses indicator light combinations
Note which lights are on, off, or flashing and at what speed. Match the combination to the cards below. Do not reset until you have noted the pattern. How to read fault codes →
Status & diagnostic codes 3 operating states & engineer diagnostics
Not faults — these are normal operating states. Tap to expand.
3 operating states & engineer diagnostics
Not faults — these are normal operating states. Tap to expand.
8.2 Diagnostic LED Indicators Diagnostic Your boiler is signalling a specific internal error through its light display, indicating that the system is unable to operate normally and requires investigation to identify the underlying mechanical or electrical fault. 8.3 Faulting Finding Codes Diagnostic Your boiler has detected an internal error that requires a professional manual to identify the specific cause. H. Diagnostic Your boiler has accidentally entered a testing mode used by engineers, meaning it is currently running at a very low power setting and may not heat your home or water effectively.