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  1. J

    Do I need a new boiler? (Possible HEX blockage) (Ed.)

    Hi Per some of my other threads, I have an issue with a BG 330+ Heat Only conventional boiler. I've managed to get into the diagnostic menu and double checked Flow & Return Temps. Despite the Flow Temp being set at 75C, it NEVER gets above c.53C even after 4 to 5 hours of the boiler firing...
  2. J

    Does the BG 330+ have a stainless steel heat exchanger?

    As above please. BG say "yes", my plumber is looking at it and he says "no". It is 9 years old and fed with softened water.....:eek: Thanks!
  3. J

    Yet another question about Flow & Return settings....

    I have a British Gas 330+ Condensing Boiler. Quick question on operating the above, if I may? I've looked at the manual - it really doesn't answer my question.... There is an LCD display and an Up / Down toggle switch. I can set the CH flow temp up and down using the toggle switch and having...
  4. J

    Water pressure problems times 2!

    I have two problems that I cannot figure out how to solve.... 1. Cold water pressure to the tank in the loft The mains pressure at the cold tap in the kitchen (I believe this is where the rising main enters the house) is good. By the time it gets to the cold water tank, it's barely more...
  5. J

    Now I have a programmable room thermostat....

    Hi All I was very kindly and quickly helped yesterday with an installation question for a programmable room thermostat - all now in and working! It is one where you can program different temps for different times of the day. Prior to this, our boiler was programmed to go off at night for...
  6. J

    Replacing Room Thermostat - 3 wires?

    Hi All I'd like to replace my Danfoss RMT230 mechanical room thrmostat with an electronic programmable one. I have settled on the Honeywell CM907 (not yet purchased), but would like to know where my wires go! Currently, I have wires on my existing thermostat on terminals 1, 2 & 4, as...
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