ideal isar he30 problem

28 Jan 2020
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United Kingdom
hi,hope someone can help me,
as per title i have an ideal isar he30 boiler and i got the fault code L F i looked on different site and saw it said to reset the boiler,as the boiler doesnt have a reset button or a manual with it,it took abit of button pressing to work out u hold prog and select to reset,it worked and the boiler cam back on but if i turn the heating or hot water on it makes a noise like its firing up then after about a minute or so it brings the fault code up again.if i set the water and heating to off it will stay on!can anyone give me any suggestions as to whats wrong please?


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Do you have gas? If yes, then it’s probably an internal fault such as the gas valve, ignition, spark electrodes, and other gas engineer related stuff.

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