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hi i have just replaced the PCB on my boiler an isar he24 although the led panel is back working it now says it has a fault H5, can anyone help please really cold thankyou
mark

mark stubberfield, November 2010

home Fix label Heating label_important Home Heating Systemsdone

You haven't connected the 'jumpers' correctly, the pcb doesn't know what the boiler is.

Carefree, November 2010

Fix Fault - Heating

home label Heating label_important Home Heating Systems

Fix Fault - Heating

home label Heating label_important Home Heating Systems

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