Grant PELLET FEED TUBE STAT TRIPPED Fault Code
Also written as PELLETFEEDTUBESTATTRIPPED — same fault.
The Grant PELLET FEED TUBE STAT TRIPPED fault code means: your boiler has detected heat moving in the wrong direction through the pellet fuel system, which has triggered a safety shut-off to prevent fire risk.. It appears on 1 Grant model in our database.
Technical description: The pellet feed tube (burn back) thermostat has activated. Possible causes include a damaged delivery hose, overflowing ash pan, incorrect combustion chamber draught, blocked condensate trap, or inadequate room ventilation.
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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Gas Safe Register →Grant models that show the PELLET FEED TUBE STAT TRIPPED fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Grant PELLET FEED TUBE STAT TRIPPED fault code information on this page is sourced and cross-checked against the official Grant service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026