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Hi I have a Firebird external oil combi. What I want to do is limit the flow of the DHW because when we run a bath the water comes out too fast and starts to cool down. Obviously I could turn the tap off a bit to limit the flow, but you end up constantly adjusting the tap to get a...

I have fixed my earlier problem of air coming up the central heating when DHW first coming on by adding an auto air vent to a high spot on my flow pipe. But now a new problem: When the heating is on (firebird external combi pac 20kw version) and running hot I have air coming up into the...

Hi I've recently had central heating installed in my house. I have an external combi and the heating feed comes into the the house and up to the 1st floor. I can run my central heating for about 10mins when cold with no noise, but once it warms up I get a series of bubbles - it sounds quite...

Hi My combi has two pumps in. In the manual, it says one is DHW and one is for heating. They are both Grundfos 20/60 with adjustable speed settings of 1-3. By default they were both set to 3. I changed the central heating one down to 1 as it sounded like a jet engine inside the house...

Hi all I've just had a new external Firebird c20 installed for our heating and hot water. This is the first time we've ever had central heating although the pipes were all put in the house 20 years ago when built (it was meant to have a log burner to do the heating but it was never...