Low
U on Ideal Instinct2 24

Your boiler is currently set to a professional maintenance mode used for draining or servicing the internal system.

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.

What the manual says

Manufacturer manual

Diverter Valve in mid-position for service

Community-sourced, unverified
We could not tie this code to a specific manual. Treat it as indicative only.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

DIY fix possible

Locate the 'Mode' button on the front control panel.Press and hold the 'Mode' button for several seconds.Wait for the display to return to its normal status showing temperature or '0'.

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Related fault codes

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All 45 fault codes on the Instinct2 24

Seeing a different code? Every code this model can display, in one place.

00CHCH 80F 4 L 4F 5 L 5F 9 L 9F HF LF[-]F1F2F2 or Fn or LnF3F4F5F6F7F8F8 or L8F9F9 or L9FAFnFPFP 1 0FUHH 60L[-]L1L2L4L4 or F4L5L5 or F5L6L8L9LCLnoFPHPH 60uP

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