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Hi, display screen showing "-" and burner light on. The manual does not recognise this as a fault indication. CH and hot water seems to be working ok but CH overheating (pressure going above 3 bar) and losing water from expansion pipe. Any ideas anyone. Many Thanks

Hi I have an old existing gas fire with a direct balanced flue straight out the back. As I understand it the new replacement gas fire cannot be fitted in the same position because the external flue is within 24inches of a dividing wall. There are no windows/ doors adjacent. Is there a solution...

Hi, I need to move a kitchen door in a supporting wall only about 1.5 metres. I will be fitting a lintel but obviously if I only fit a lintel to support the new door area it only leaves a relatively narrow column of bricks for supporting the lintel adjacent to the existing door. Do I need to fit...

Real quickie. I've been told that you are not really allowed to change a system CH system(i.e. boiler, tank fed, cylinder etc) with another, it has to be a combi. I know they have to be HE but surely its down to people choice wether they want a system boiler or a combi. Can anyone throw some...

Hiya I have an Ideal isar 35 HE which brings up the Domestic Hot Water pre heat (t on the readout) about every 10 minutes instead of approx 2 hours. The result is the radiators upstairs are v hot all the time. Changed the DHW pre heat thermistor with no luck. Got me thinking that this could be...