High
H E on Ideal Isar M30 / M100

Your boiler's main control unit has identified an internal electronic error and has shut down for safety to prevent unpredictable system behaviour.

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description

PCB (internal fault)

Engineer required

This is a high severity fault. Stop using the boiler and call a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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