Ravenheat Little Star Fault codes & diagnostics

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

Combi Natural Gas 24-28 kW 2006-2015 Discontinued
GC Numbers 47-581-3347-581-35

Replaced by: HE series

Download the Ravenheat Little Star manual The official installation & service manual (PDF) — the exact document these fault codes were verified against. PDF

The fault code is already on your display

Note it down before pressing reset — resetting clears the code immediately. How to read fault codes →

Just want the most common Ravenheat Little Star faults?
The top 6 problems in plain English — with causes, DIY checks and repair costs.
Fault codes

All 3 documented codes

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1B

Your boiler has detected that the flame inside has gone out and it cannot get it to stay lit.

High Engineer only £120-250

Parts commonly replaced

  • Ignition electrode
  • Gas valve
  • Flame rectification probe

Related codes

Full explanation for 1B
F1

Your boiler has stopped working because an internal safety fuse has blown, cutting off the power to its main control systems.

High Engineer only £120-220

Parts commonly replaced

  • 2A Glass fuse
  • Main printed circuit board (PCB)

Related codes

Full explanation for F1
F2

Your boiler has stopped working because a small protective fuse on the internal circuit board has blown, cutting off the power to its main control systems.

High Engineer only £120-200

Parts commonly replaced

  • 315mA fuse
  • Printed Circuit Board (PCB)

Related codes

Full explanation for F2
Status & diagnostic codes

1 operating states & engineer diagnostics

Not faults — these are normal operating states. Tap to expand.

1A Status Your boiler has detected that it is running too hot and has automatically shut down to prevent damage to its internal parts.