Low
F6 on Heatline Sargon 24

Your boiler is having trouble readng the temperature outside, which means it cannot adjust its settings to keep your home at the right temperature efficiently.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

Technical description

External temperature probe damage

Engineer required

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

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Related fault codes

F1View →F4View →

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