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How do you turn Evohome On using an Alexa Routine?

I'm clearly having a dim day today. But for the life of me I cannot work out how to simply turn the Heating On and Off using an Alexa Routine and the official Honeywell skill. My Heating is currently...

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Honeywell Evohome Remote Gateway Comm Fault

Hi I have a Honeywell Evohome Zone Heating since 2015, but the system keeps displaying in the controller that there is a "Comms Fault" with the Remote Gateway. It is also being problematic with not...

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Anyone have an old HR80? Even if it doesn't work.

Just realised one of m radiators was getting hot when it shouldn't. Turned out that the pin that sits on the TRV pin is sliding free. So I actually only need the plastic adapter bit that goes on the...

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Requested flow temperature below boiler minimum

My boiler has a minimum flow temperature set to 40°C. Evohome via OT is sometimes asking for a flow temperature below this, and with the current boiler settings, anything less that 40°C is translated...

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Broken hr92

Hiya. So much learnt from this forum thank you. One of our visitors kicked the screen of an hr92 a while ago. It kept working for a while but eventually bust. I’ve got a new hr92 but it seems like you...

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Gas bill shock - to burn or not to burn?

I had a smart meter installed last month, over the past week or so we seem to be averaging £8-£9/day for gas, but yesterday was a bit colder and it went up to £12 - extrapolate over a month and I'm...

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Why restricted system parameters?

I asked for the new firmware, thought it looked good and got the 19.33 pushed down to me earlier in the week. One of the things I thought would be useful would be the adaptive load scaling to even out...

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Are there any known bugs with priority DHW?

Title says it all. I've noticed twice now that my CH valve has not closed when the HW is being heated. I had assumed that the CH valve should close as the HW one opens (give or take a maybe a few tens...

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Opening CS92 Hot Water

I need to move my CS92 hot water temperature sensor/ transmitter. I can open the cover and remove the batteries but cannot get to the mounting screws. There looks to be a couple of tabs behind the...

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Evohome HR92 new install bound message

Hi I have 8 HR92 valves, 1 BDR and an Evohome Controller, so a simple install. All HRs are 1 HR to 1 zone. Installing the first 5 HRs to the rads and binding to the controller seem to work with a...

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Stand Alone Smart Speaker

More of an academic question, but with google and amazon making huge losses who knows.. How practical would it be to create a smart speaker that could work without an internet connection. Spose it...

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BDR91 Simultaneously switching Low voltage and high voltage

I have an aircon unit that I control using a BDR91. The aircon unit is activated with a very low current circuit. At the same time as activating the Aircon unit I would like to start a pump. Is there...

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EvoHome heat demand whilst setpoint reached

Hi all, I'm having the EvoHome system and lately I've connect the EvoHome to HomeAssistant and therefore I see some strange behaviour To keep it very simple I've got one HR92 valve in my livingroom. My...

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Evohome configuration - dual HW & CH water circuits with smart trvs

Hi, I'm looking for guidance about how to set up an (AFAIK) undocumented evohome configuration. What I desperately need is some sort of documentation about how the evohome system elements function and...

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How to use Microsoft Power Automate to access the Honeywell Evohome API

I've written a post on how to use Microsoft Power Automate to access the Honeywell Evohome API. The demo flow is simple and just reads indoor temperature settings of each device. You could then log...

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Replace VRC430 with a Nest 3 - quick check

I’ve followed several threads re VR33 and OpenTherm. I’m going to replace VRC430 with a Nest 3. My system is ecoTEC plus 630VU GB 306/3-5 with VR65 + VR10 NTC, VRC430 (remote install). I also have...

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Domoticz Lost Connection

Hi there, It seems my controller/valves have lost connection for some time. - my dashboard/switches are blank (blue page) I'm sure I've missed or overlooked something My logs are below - I do see some...

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Inexpensive programmable TRVs

Our current setup has a Tado looking after the home heating and HW duties. Most of the rooms have Pegler Terrier iTemp TRVs which weren't bad, but some now need to be replaced as they don't seem to...

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Homexpert by Honeywell vs Honeywell Home

Does anyone know what, if any, is the difference between Honeywell Home and Homexpert by Honeywell? I also note a new "Pro" branded gear that seems like rebadged Honeywell products.

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ecoTEC plus 630 boiler tweaks

I’m interested in fine turning my ecoTEC plus 630 boiler - specifically D.0 CH (30) and D.77 HW (30) part load, D.19 pump config (2) and thoughts on D.78 HW flow temp (80C) plus any other boiler teaks...

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