Ferroli 38 Fault Code
The Ferroli 38 fault code means: your boiler is temporarily pausing because it has detected a reading outside of its normal operating parameters, but it should restart itself once conditions return to normal.. It appears on 3 Ferroli models in our database.
Technical description: Temporary shutdown fault - resets automatically as soon as the value comes back within the boiler’s normal working range
DIY fix possible
Check the system pressure gauge and top up to 1.5 bar if lowEnsure all radiator valves are open to allow correct circulationWait for the boiler to cool down if it has recently overheatedPress the reset button if the boiler does not restart automatically
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Gas Safe Register →Ferroli models that show the 38 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Ferroli 38 fault code information on this page is sourced and cross-checked against the official Ferroli service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026