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    Installing external light

    Hi all, I hope someone can help me. I've moved in to a property and I'm trying to complete jobs myself and learning along the way. I want to fit an external security light, there is mains wiring present from a previous light, I intended on using a junction box and fitting the new light to it in...
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    Honeywell ST9100A to Nest 3 - CH Only

    Thankyou again for your responses. The heatlink is still powering on and was "clicking" so I hope that means it'll be ok. I'll give it another go shortly and report back, again, your help is much appreciated.
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    Honeywell ST9100A to Nest 3 - CH Only

    The boiler seems fine - would damage be obvious? The Honeywell is working fine also, so I'm assuming my foolishness has not cost me...? Ill follow your guide and put the thermostat up full, thankyou for your help.
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    Honeywell ST9100A to Nest 3 - CH Only

    Thankyou for your reply. For reference it's a 230V combi. I can't remember if the room thermostat was on full, any advice on the below as to whether I have wired correctly will lead me to rewire and check the room thermostat. I did subsequently fit the earth. I've taken it back off but I...
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    Honeywell ST9100A to Nest 3 - CH Only

    Hi, I am trying to fit a Nest 3 from the existing wiring in the Honeywell ST9100A unit. I replaced the wiring like for like and taped the earth. The Nest powered and the Heat Link clicked but the boiler did not fire up. There is a wall thermostat fitted which I will leave there and use the...
  6. IMG_20180212_170042

    IMG_20180212_170042

  7. IMG_20180212_160216

    IMG_20180212_160216

  8. Honeywell ST9100A to Nest 3

    Honeywell ST9100A to Nest 3

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