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PRESSURE DROP: Not part of the sales advertising campaign where combi boliers are concerned. Does anyone own a combination boiler that does not drop pressure. Hands up all those owners of a combi boiler who know how to repressurize it. Hands up all of the combi owners who even knew that you...

thanks very much for reply. On the day the boiler was commissioned I came home and oil was pouring out of the bottom of the boiler. The engineer came and fitted a new oil pump. This was twelve months ago could the new pump therefore still be faulty. After the first fault the boiler worked fine...

The engineer was very qualified and was attending the call under warranty from Grant. The day this boiler was installed I had a massive oil leak and the pump was changed. Six months later I discovered that there was a leak on the boiler (Pipes at the top) had been leaking some considerable time...

The make is a Grant V70 oil fired combination boiler. The engineer who attended is very qualified. He was here for two hours. The boiler was OK when I came home as he had left the heating on but the next day when I turned the heating on from the thermostat the boiler made the screeching noise...

I am not sure if I am using this forum correctly and replying to the answers that I have received but the engineers who attended to my boiler are a large Company and were sent by the manufacturers on an under warranty call. The stethoscope test was used but the enginner changed the pump but was...

There is a screeching noise coming from the boiler when the hot taps or central heating is turned on. It used to be for one second and after you turned the tap/thermostat off and then back on again all was OK. The system has been drained twice and all radiators bled (by qualified engineer). The...