Observations with using the Opentherm Gateway as a monitor and Boiler max
I finally plugged in my OTGW device that has been sitting in the box for over a year. My set up is the Evohome OTB is plugged into the VR33 (OT <-> eBUS) on a Vaillant 438 boiler. For the last...
View ArticleRadbot Advice
Hi All Does anyone have any experience of the Vestemi Radbot TRVs? I like the idea that they reduce the temperature when a room is not being used, but I am wondering: (i) how well they work behind...
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Temperature differential between rad sensors and wall sensors
I just got my Evohome setup prior to it being installed this coming Wednesday. I bound the wall sensors and rads to the various zones. Then I put all 8 HR91s, the two T87Rs and the evohome touch next...
View ArticleHeating Partial Load
I have a Vaillant Ecotec 938 plus, which is a 38kw boiler. It appears to be grossly oversized for the property. Total radiator wattage is 20.2kw at delta T50. If I leave the heating partial load on...
View ArticleDIY OpenTherm Weather Compensator for Honeywell evohome
Kevin Smart has created his own DIY Weather Compensator for evohome https://www.automatedhome.co.uk/tuto...l-evohome.html M.
View ArticleMonitor boiler parameters when using an OT Bridge, a HGI80 and Evohome
If you have an OT Bridge, an HGI80 (or similar) and Evohome, you can now monitor the boiler parameters on Domoticz. My code changes will create new additional devices to track various boiler parameter...
View ArticleEvohome TPI cycles
Hi guys, I'm new to this forum so please excuse (what you may find) potential trivial questions. I run a system composed of a Viesmann Vitopend 222 combi-boiler, controlled by an Evohome system (simple...
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VR33 not working on a a Vaillant Ecotec Plus 83w
Hi all Hoping to get some help as I can't seem to get the VR33 module working or even powering on. I've had 2 engineers out now and so the cost is starting to add up. Previously had a vaillant...
View ArticleT87RF Zone Identification
Is there a way, like with the HR91 and HR92, where you can press a button and a message pops up on the evohome touch panel telling you what zone it's in, to identify the zone binding of a T87RF round...
View Articleevohome HCE80 UFH valve state decoding from radio signals
Starting a proper thread after jumping on the tail of https://www.automatedhome.co.uk/vbul...on-02-00-17-03 Please see the last couple of pages of that thread for context. @DanD Yep. The evhome...
View ArticleRun a single radiator using Evohome or invest in an electric radiator
During the week, I work from home and have the heating just to heat the Study. Evohome does a good job of heating just a single room. But would it be better to turn the entire heating system off and...
View ArticleCombining smart hubs with nest devices and light bulbs
I'd like to ask for a bit of advice about smart hubs and light bulbs. I'm struggling to decide which smart hub to buy to go with my 4 Amazon echos, 3 neostat/heat-miser thermostats (for underfloor...
View ArticleWorking out how badly insulated my house is.
I have lots of pretty graphs showing the temperature of all my rooms. Assuming I know the outside temperature, then based on the temperature difference and speed at which the temperature drops in a...
View ArticleLoxone Tree Cable
Our Loxone Tree cable has arrived as wiring starts this week... https://www.automatedhome.co.uk/auto...has-begun.html M.
View ArticleService issues 24th Jan 2020 - Honeywell Home & Resideo
Hi This is being posted out on social channels. We are experiencing intermittent issues with our services which affect some of our connected Smart Thermostats. In some cases users are unable to...
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App & Web portal issues
FA738B34-C9C7-421E-ACC8-252B57BFE97B.jpg Attached tweet from Resido and related user comments. 77B4F10B-719C-416E-A96F-D5AD643F602B.jpg Attached Images FA738B34-C9C7-421E-ACC8-252B57BFE97B.jpg (16.8...
View ArticleOptimum boiler anti-cycle setting with Evohome
My Intergas HRE40SB boiler anti cycle parameter P is set to 10mins, the default is 5mins. Im wondering what the optimum setting, from an efficiency point of view, is for Evohome OpenTherm when at low...
View ArticleEvohome BDR 91 time on/off
Hi I have an Evohome set up( wifi controller) BDR91 with 7 radiators ( no hot water) all working fine ( except when Honeywell servers go down) I am logging temps with Domoticz via web API ( I have no...
View ArticleSMETS2 Dual Band Communications Hubs
Possible interference from new SMETS2 dual-band communications hub operating on 868MHz. https://www.smartdcc.co.uk/smart-fut...nications-hubs Though, it should be OK.......
View ArticleEvohome multi BDR91 setup, please help
Hi peeps, Long time lurcher, first time poster. I have got 2 evohome (non WiFi) touchscreens, 4 HR92 radiator valves, 3 BDR91s & 3 zone valves (2 port valves) & a gateway. What Im trying to...
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