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  1. Matthew David Wills

    6ohm speakers on 100v line system using 4/8 ohm transformer.

    Hi, I have been tasked with installing 4x 6 ohm (10w) speakers to an existing 100v line public address system. The amplifier is rated at 240W and currently the load is 175W. Adding these speakers (4x 10W= 40W) will bring the load up to 215W, so within the limit. I have a few 100v transformers...
  2. Matthew David Wills

    Boiler firing up in eco mode

    Did you find out the problem
  3. Matthew David Wills

    Round radiator valves

    Thank you for your advice.
  4. Matthew David Wills

    Round radiator valves

    Thanks I don't think it's that though
  5. Matthew David Wills

    Round radiator valves

    See photo thanks
  6. Matthew David Wills

    Round radiator valves

    Yes
  7. Matthew David Wills

    Round radiator valves

    Thanks for your reply! I want to balance the system
  8. Matthew David Wills

    Round radiator valves

    Hi on my upstairs rad the valves are round and not square so I can't adjust/isolate them. Have you come across these and how can I isolate the rad please. I'm not talking about the bleed valve. I mean the flow and return valve. It's a Combi system. Thank you! Matthew
  9. Matthew David Wills

    What temperature should I set my non-condensing boiler?

    Hello! I have a Worcester 28i RSF non-condensing combi boiler. I am installing a room thermostat to be used with it. What central heating temperature would you recommend I leave the boiler at considering I will have the room thermostat set to 19°C? Thank you!
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