Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Dec 1, 2023
@mikefl @mab, if it helps at all, here's today's data on my Grant 17kW model. The defrost cycles are depicted by the cliff edge drops in the flow temp...
@shapingstuff Here's the electric consumption Vs heat generation of my Grant 17kW unit - EmonCMS link. I used a emonTX with CT clamps to measure ...
I would say you are looking for a controller like pictured in @allyfish 's post here:/p> Or the controller to the right of the picture here:/p> ...
The warmup device is usually for the mat type electric underfloor heating, commonly found in bathrooms.
On most installations the Grant controller is just used to configure the system and external controls are fitted to demand heating and hot water. ...
It is more efficient in the long run as you want the flow temperature to be as low as possible while keeping the house warm, with the heat pump runnin...
Was this a zone on the EvoHome system or just had water flowing when one of the zones was calling for heat? If you can get the heat pump running...
@sirpatchuk1980 I had EvoHome in my last house, a great (if expensive!) setup that did work on my gas boiler. I would not use it on my heat pump tho...
@robl thank you. It's definitely the complete circuit (DHW out and around to the DHW return) - exasperated by the Mixergy technology with their pump o...
Sorry for the delay, notifications for this forum go to my spam folder. The installer I used suggested fitting a motorised valve, linked to the same...
@webcmg From the pictures on your first post it appears that the DHW outlet and secondary return inlet are piped straight up into your ceiling ...
@kk_777 don't worry, I hadn't heard about thermosiphoning either until I started looking in to why the tank heat loss was so great. As for the tank ...
- 26 Forums
- 2,613 Topics
- 61 K Posts
- 2,313 Online
- 6,979 Members
Join Us!
Worth Watching
Latest Posts
-
RE: Indevolt Batteries UK Support & Info Thread
In view of No test needed. It does what I thought...
By JamesPa , 55 minutes ago
-
RE: Electricity price predictions
I admit that the Cosy tariff encourages a bit of batter...
By KevH , 2 hours ago
-
RE: Anyone concerned about GivEnergy?
From the thisistsaffordshire web page it is indeed impo...
By KevH , 2 hours ago
-
We don't have time-stamps on those screenshots, nor do ...
By Transparent , 4 hours ago
-
It seems odd these companies don't design and ...
By ASHP-BOBBA , 16 hours ago
-
That's odd and concerning. Unless the pipework between ...
By JamesPa , 17 hours ago
-
RE: Ecoflow UK Support & Info Thread
As promised, the review is out:/p> See discount codes...
By Mars , 24 hours ago
-
@cathoderay great, thank you.
By Painter26 , 1 day ago
-
RE: Microbore heat pump installs
When I wrote the piece I didn't have anything in mind, ...
By JamesPa , 1 day ago
-
RE: Water law settings... A year on
@jamespa I've adjusted a few parameters 201 is no...
By Profzarkov , 1 day ago
-
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
@lejamaiscontent There’s a couple of things to add. We ...
By Judith , 1 day ago
-
RE: Seeking ideas / information / commiseration - Pure Drive
That may well be correct. However we don't have enoug...
By Transparent , 2 days ago
-
RE: Rate the quality of your heat pump design and installation
@editor Thank you. I joined because I really liked your...
By claireisamazing , 3 days ago
-
RE: UK DIY Battery: SEPLOS 48V 200Ah x2 + Sunsynk 8K – Safe Installation for Garage Conversion
@madsid I don't quite understand what extra you need...
By Bash , 3 days ago
-
@transparent thank you. Be Thursday before my mate giv...
By David999 , 3 days ago
-
RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature
@johnd our Peak system is no more. The installer cam...
By DaveC , 3 days ago
-
Hah! Well I guess we're all in the realm of conjectu...
By Transparent , 3 days ago
-
RE: Octopus Cosy Heat Pump Owners & Discussion Thread
Ah, not so useful then For sure, hopefully before ...
By JamesPa , 3 days ago
-
Thanks @editor I appreciate that things go wrong, bu...
By venkman , 3 days ago
-
RE: Home energy storage & battery register
AC coupled Pure Drive 10kW battery Solar PV Solis P...
By Little Lights , 4 days ago
-
RE: Air source heat pump roll call – what heat pump brand and model do you have?
Forum Handle: ispookie666 Manufacturer: Vaillant Mo...
By ispookie666 , 4 days ago
-
RE: A2A vs A2W: Which Heat Pump Would You Pick?
I'm fairly new to the forum and have not voted. Back...
By ispookie666 , 4 days ago
-
RE: End-of-Life Heat Pumps: How Do You Dispose of an ASHP in the UK?
@editor Thanks Mars. I look forward to the subsequent ...
By DavidB , 4 days ago
-
RE: Brand and installer questions for ASHP
A tank solely in the return (upstream of where the retu...
By JamesPa , 4 days ago


