BoilerFaultCodesMaxol 41 Fault Code
The Maxol 41 fault code means: your boiler has stopped working because the water pressure is too low for the system to run safely.. It appears on 1 Maxol model in our database.
Technical description: Water flow failure/flame for a short period only - Low water pressure
DIY fix possible
Locate the filling loop (usually a silver flexible hose) under the boiler.Open the one or two taps on the hose slowly to let water into the system.Watch the pressure gauge until it reaches between 1 and 1.5 bar, then close the taps fully.Press the reset button on the boiler control panel.
Find a Gas Safe engineer
Search the official register for a qualified engineer in your area.
Gas Safe Register →Avoid the next call-out bill
A cover plan would handle faults like 41: no call-out fees, no surprise bills.
Affiliate links. We may earn a commission at no extra cost to you.
Maxol models that show the 41 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Maxol 41 fault code information on this page is sourced and cross-checked against the official Maxol service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026