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As above could anyone tell me where the flow restrictor is situated on said boiler please. My dads hot water flow has reduced recently, I've checked the filter near the flow switch but thats clear and I want to check the flow restrictor for blockages. TIA Filsyn

I have a problem with the above boiler on the hot water side, when you call for DHW the boiler fires up OK in low burner but then stays in low burner with the temperature lingering at about 55 degrees c (control set to high). After maybe 2-4 minutes (period of time varies) the burner comes on...

I'm looking to replace one of these boilers and was wonder what a good replacement would be as I've been away from the tools for a while. Its being connected to a heatrae sandia unvented cylinder.

As above the boiler fires up OK in hot water mode (central heating works fine) but seems to reach temperature too quick within the boiler although it never gets better that warm at the tap. I've not worked on these boilers before and I've come the conclusion that the water to water heat ex is...