What the manual says
Manufacturer manualProgramming mode entry code
Shared across the Basica Cond range
This code is shared by the boilers in this range, which use the same control board. It may not be printed in this exact variant’s manual.
DIY fix possible
Turn the boiler off at the main power switch or fused spur for 30 secondsTurn the power back on and wait for the display to clearIf the code persists, press the Reset button briefly
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All 39 fault codes on the Basica Combi
Seeing a different code? Every code this model can display, in one place.