Medium
E100 on Baxi Suprima 70

Your boiler's main control board has lost track of the time or date, which prevents it from running its scheduled heating programmes correctly.

Book a service

This fault should be looked at by a Gas Safe engineer within the next week or two. It may get worse if left.

Technical description

Internal clock time error on printed circuit board (PCB)

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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