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  1. R

    Danfoss TP9000

    Thanks for that @EFLImpudence - 15 seconds of my life I’ll never get back. The two bottom right terminals are marked “neutral” and “earth” respectively. I’m not simply just assuming but I get your point. I’m simply just looking for someone who’s had a similar set up. All the other T9000 posts...
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    Main Combi boiler losing pressure in 24 hours

    Definitely sounds like heat ex is leaking. Wouldn’t in a million years be recommending buying second hand heat exchanger though. I’d just bite the bullet and get it replaced by Gas Safe Registered engineer. Think you’ve just had a bit of bad luck at a bad time!
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    Air in Central heating system making noises

    Hi Sartob. It sounds to me like the person who installed your cylinder hasn’t aired the system properly when draining the system then refilling it upon completion. My best advice would be to turn every radiator off (turn thermostats down to 0 on one side, remove lock shield cover and use a...
  4. R

    Danfoss TP9000

    Hi. I’m wondering if someone can help me. I am trying to swap out a Danfoss TP9000 for a Hive (image below). I have done as follows; Neutrals - Neutrals Live - Live 3 - 3 (HW On) 4 - 4 (CH On) 5 (Removed at Timer and Sensor) 6 (Removed at Timer and Sensor) Extra Neutrals? (Bottom right of...
  5. F1526C9E-3306-43C9-9712-37F9D5588E70


    Danfoss TP9000
  6. R

    Hive Wiring :(

    @stem Spot on mate. Followed that step by step and worked perfect. Couldn’t find the other end of the old receiver at the junction box but all sorted. Thanks a lot for your help!
  7. R

    Hive Wiring :(

    I’ve just purchased Hive and after reading instructions am a bit dazzled as to the wiring for an old WR1 receiver and UP2 programmer. Can anyone explain how I link out either the timer/receiver? There is also a wireless room stat but I’m guessing just decommission by removing the batteries. Any...