View Profile: bruce_miranda - Automated Home Forums

Today, 12:22 AM

bruce_miranda replied to a thread Understanding the way the HM80 works with Evohome in Heating Control

Does the controller register a fault in the log if it cannot communicate with the HM80 after a while? Also the new manuals say that HM80 is now an...

3 replies | 93 view(s)

Today, 12:11 AM

bruce_miranda replied to a thread Understanding the way the HM80 works with Evohome in Heating Control

So I wasn't going mad. Yes the boiler does seem to fire up just with the zone type kept at Mixing Valve. And like I said the Heat Demand shows up...

3 replies | 93 view(s)

Yesterday, 10:44 PM

bruce_miranda started a thread Understanding the way the HM80 works with Evohome in Heating Control

Having just managed to get my hands on an HM80, I was keen to find out how it worked with Evohome. I am also trying to see what the radio comms...

3 replies | 93 view(s)

20th January 2021, 04:49 PM

bruce_miranda replied to a thread UFH - EvoHome and reluctant plumber in Heating Control

OK I think I figured it out. It didn't quite work when I held both buttons down at the same time. But if I pressed the Close button first held it...

63 replies | 6430 view(s)

20th January 2021, 04:28 PM

bruce_miranda replied to a thread UFH - EvoHome and reluctant plumber in Heating Control

@kevinsmart what's the trick to get the HM80 bound with the WiFi Evohome controller? I have simply connected power to the HM80. It comes on with Led...

63 replies | 6430 view(s)

20th January 2021, 09:17 AM

bruce_miranda replied to a thread Evohome & Opentherm in Heating Control

Using the max setpoint to determine that DHW is being called for won't give the desired outcome because often the CH demand is also set to the same...

19 replies | 1700 view(s)

19th January 2021, 09:52 PM

bruce_miranda replied to a thread Evohome & Opentherm in Heating Control

That's the thing. I have an EcoTec Plus 438, it doesn't even have the 24V inputs on the PCB. Even to get OT to work, I had to play with the terminal...

19 replies | 1700 view(s)

19th January 2021, 09:24 PM

bruce_miranda replied to a thread Evohome & Opentherm in Heating Control

On the eBUS side there doesn't appear to be any indication of a difference between the two Heat Demands. Hence why I was surprised when @kevinsmart...

19 replies | 1700 view(s)

19th January 2021, 08:45 PM

bruce_miranda replied to a thread Evohome & Opentherm in Heating Control

Yes a VR33

19 replies | 1700 view(s)

19th January 2021, 04:31 PM

bruce_miranda replied to a thread Evohome & Opentherm in Heating Control

I have not seen these issues. But then again, I have an OT to eBUS converter between the OTB and my Vaillant Boiler. But low modulation of a boiler...

19 replies | 1700 view(s)

17th January 2021, 12:28 PM

bruce_miranda replied to a thread Control Panel Battery in Heating Control

This has got to be the most severe bug that exists on the Evohome system today. I can't think of a bigger issue. The bug of not periodically...

6 replies | 221 view(s)

16th January 2021, 01:58 PM

bruce_miranda replied to a thread UFH - EvoHome and reluctant plumber in Heating Control

Understood, I am really hoping that the manifold TRV now serves as a fail safe, rather than my only defence against 65C water being pumped round my...

63 replies | 6430 view(s)

16th January 2021, 12:27 PM

bruce_miranda replied to a thread UFH - EvoHome and reluctant plumber in Heating Control

I finally managed to find a brand new HM80 and the associated 20K NTC flow sensor for sale. I have no idea what the new solution for a mixer valve...

63 replies | 6430 view(s)

16th January 2021, 12:11 PM

bruce_miranda replied to a thread Control Panel Battery in Heating Control

The bug that keeps the batteries within the control panel topped up has not been implemented. So by the time you need the backup of the batteries,...

6 replies | 221 view(s)

15th January 2021, 07:50 PM

bruce_miranda replied to a thread HR92 Updates in Heating Control

Wow, Electric zone was introduced almost 4 years ago now.

11 replies | 557 view(s)

14th January 2021, 10:08 PM

bruce_miranda replied to a thread DT92E or DTS92E in Heating Control

My DT92E relay set came with the DTS92E Thermostat inside it.

5 replies | 253 view(s)

14th January 2021, 05:39 PM

bruce_miranda replied to a thread HR92 Updates in Heating Control

We need someone who has bought an extremely recent set to chime in. I understand that evohome controllers are now being sold with the latest firmware...

11 replies | 557 view(s)

14th January 2021, 05:38 PM

bruce_miranda replied to a thread DT92E or DTS92E in Heating Control

If you know someone (think eBay) who needs a BDR91, then buying the set often works out cheaper.

5 replies | 253 view(s)

14th January 2021, 10:47 AM

bruce_miranda replied to a thread HR92 Updates in Heating Control

On my HR80, when I first put the batteries in, the display shows me the firmware version. Does the HR92 not do that?

11 replies | 557 view(s)

14th January 2021, 10:16 AM

bruce_miranda replied to a thread Vitodens 111-W DHW Control in Heating Control

If the Viessmann Vitodens 111-W boiler's HW can be controlled using an external programmer, then it can be controlled using a relay. So does it? If...

2 replies | 314 view(s)

14th January 2021, 10:12 AM

bruce_miranda replied to a thread Help with an odd heating system... in Heating Control

Why not two Evohome controllers, for each end of the house? Then you can decide if you want to add radiators controls or not at a later point. For...

2 replies | 315 view(s)

14th January 2021, 09:59 AM

bruce_miranda replied to a thread Evohome & Opentherm in Heating Control

I too see this on the eBUS side on my Vaillant boiler and it often doesn't make any sense to me at all. I too have toyed with the idea of manually...

19 replies | 1700 view(s)

14th January 2021, 09:53 AM

bruce_miranda replied to a thread HR92 Updates in Heating Control

Does the HR92 display it's firmware version anywhere, either on a sticker or on start-up. IMHO Resideo actually do not handle part numbers very well,...

11 replies | 557 view(s)

7th January 2021, 04:00 PM

bruce_miranda replied to a thread Evohome firmware 02.00.19.31 Beta Trial - Exclusive for Automated Home Members in Heating Control

Actually the controller no longer requests any OT data from the OT Bridge any more. Even Relative Modulation is lost but I spotted it on another...

790 replies | 101311 view(s)

7th January 2021, 02:56 PM

bruce_miranda replied to a thread Monitor boiler parameters when using an OT Bridge, a HGI80 and Evohome in Heating Control

Yup it is very bizarre and Resideo insist that no change has been made to OT as part of this firmware update, but as you have seen clearly they have.

31 replies | 3275 view(s)

6th January 2021, 09:29 PM

bruce_miranda replied to a thread Is my single zone UFH setup correctly? in Heating Control

Infact its quite the opposite. 65C comes in and the manifold is actually hardly taking any of that in, so most of that is going back to the boiler....

3 replies | 235 view(s)

6th January 2021, 09:24 PM

bruce_miranda replied to a thread DT92E Protocol - battery status in Heating Control

All older kit only sent a low battery warning e.g. HR80, DT92 etc. The newer kit HR92, T87 sends battery level. A few of us have a special box of low...

4 replies | 319 view(s)

6th January 2021, 03:20 PM

bruce_miranda replied to a thread Is my single zone UFH setup correctly? in Heating Control

Having the CH valve come on when the UFH is calling for heat is correct because the UFH is set up as a CH zone, so any demand in any CH zone will...

3 replies | 235 view(s)

6th January 2021, 02:15 PM

bruce_miranda replied to a thread Monitor boiler parameters when using an OT Bridge, a HGI80 and Evohome in Heating Control

And also would you please report what actual firmware version, you are on now after the reboot.

31 replies | 3275 view(s)