
Last seen: Feb 4, 2025
@clockworks while your sorting your wireless controller I have time to write a post on your rad capacity and the correct maths for sizing. So maybe l...
Hi @clockworks Yes I sent you the charts which showed 3kw minimum output. I was very impressed when you managed to create the same hourly chart a...
Hi @clockworks. I was just suggesting the one hour MELCloud graph so it’s more detailed. I think @gary could see what I was driving at.... the actua...
Thanks for the description @clockworks, that gives a better picture of your setup. I’m not sure if I’m interpreting your graphs properly but it appe...
@clockworks The wireless controller will modulate the HP and reduce output as the HP approaches the target room temp- but only when in Auto Adapt m...
The first thing I have seen in your graphs is that opening the TRVs has allowed the emitters to offload more heat, making your home somewhat warmer. I...
@clockworks can you confirm is the 900w you refer to consumption or is it output? If it’s consumption then that’s about right… assuming a cop of 3 whi...
thanks @gary I’ve just also explained that at 30c flow temps the output is even lower esp when you deduct the 2,5c mid temp of the emitters. all th...
Hi @clockworks I’ve just noticed @gary and I sent crossing messages at same time. I don’t want to overload you with too much information. So I’ll...
In principle, most heat pumps are over sized at some point. This usually occurs at the lowest demand and lowest outdoor temperature when we still need...
Hi @clockworks perhaps a bit more background would help; what model HP is it the new R290 or the PUZ-WM60? (They have different minimum outputs) ...
That’s great to here…. im curious, If you’re putting a 2c drop on the flow temp what’s your room temperature drop at the end of the setback? (Of cou...
- 21 Forums
- 1,865 Topics
- 40.7 K Posts
- 104 Online
- 2,184 Members
Join Us!
Heat Pump Dramas?
Thinking about installing a heat pump? Or already have one but it’s not performing as it should? Rob is here to help!
✅ Pre-Installation Planning
✅ Post-Installation Troubleshooting
✅ Performance Optimisation
Latest Posts
-
RE: Not a good January? My heat pump used 840 KWh of electricity
@tim441 East Midlands Uk. Yes to weather compensation. ...
By Carpenterstation , 13 minutes ago
-
RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps
Hi @stuartornum, would you be willing to share your WC ...
By Grantmethestrength , 2 hours ago
-
Octopus intelligent Go, IOG. maximising slots
Agile user for most of last year but now moved to IOG. ...
By Tim441 , 3 hours ago
-
RE: Agile: average import cost vs other tariffs?
@toodles Partial answer to my own question!EV is 100% f...
By Tim441 , 3 hours ago
-
RE: New Mitsubishi system, several concerns but just a newbie…..
Got home from work today. Same scenario. Nothing callin...
By Carpenterstation , 5 hours ago
-
RE: Grant Aerona3 with Octopus Cosy tariff
We have a Grant Aerona3 as well. We are not on Octopus ...
By davidm06 , 5 hours ago
-
RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide
@jamespa Perfectly possible re the pipes from the Buffe...
By Alfapat , 5 hours ago
-
RE: New Project! ASHP, Solar PV + Battery, MVHR!
@nickmorgan We have a Sunamp Thermino eP210; this may b...
By Toodles , 5 hours ago
-
RE: Air source heat pump roll call
User name: ASHP-AeronaASHP model: Grant Aerona3 13kW HP...
By ASHP-Aerona , 6 hours ago
-
RE: ASHP & Radiator Sizing - Measuring Heat Loss
That's correct. You probably will need to measure flow...
By JamesPa , 6 hours ago
-
RE: Tesla Powerwall charge level.
@gary that’s what I am hoping - whatever he said he is ...
By andy_e , 7 hours ago
-
RE: Do thick walls make for warm houses?
@transparent understood, thanks very much. I'll create ...
By nickmorgan , 8 hours ago
-
-
You can only get 4kw out of the inverter, regardless of...
By Uk_pete_2000 , 10 hours ago
-
RE: Looking for some advice – no viable installer/system – I'm stuck
Wow, thats a lot of gas - you said 120 sq m is that the...
By JamesPa , 11 hours ago
-
RE: 4 port buffer tank connections
In the coming weeks, I’ll be scheduling another session...
By Mars , 13 hours ago
-
RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
@grantmethestrength, thanks so much for the feedback. I...
By Mars , 14 hours ago
-
RE: Is there a problem with SolarEdge monitoring?
@johnr thanks. After not being able to login for at lea...
By Mars , 15 hours ago
-
RE: Is the Grant controller a thermostat?
@davidm06 no doubt you're right, the house is newish an...
By damonc , 1 day ago
Latest Topics
-
Octopus intelligent Go, IOG. maximising slots
By Tim441 3 hours ago
-
Grant Aerona3 with Octopus Cosy tariff
By ASHP-Aerona 6 hours ago
-
New Project! ASHP, Solar PV + Battery, MVHR!
By nickmorgan 7 hours ago
-
By Curlykatie 10 hours ago
-
ASHP & Radiator Sizing - Measuring Heat Loss
By IanMK13 1 day ago
-
By DavidAlgarve 2 days ago
-
Octopus design temperatures confusion
By AndrewJ 2 days ago
-
Is there a problem with SolarEdge monitoring?
By Mars 2 days ago