Last seen: Aug 13, 2025
I have never checked but I assumed all my secondary pumps are running during a defrost as there is only 10M of 28mm pipe in the primary not sure what ...
@morgan just go to the login to the website hcas has provided, that just gets the data across to them they won't take control until you request it.
@clockworks I have never tried to use a wireless controller before so will be interested to find out how it goes. I would hope the dip switch change...
@harriup I believe these offsets only work in autoadapt mode and not in weather compensation mode which is why I were suggesting @clockworks gets his ...
@wvtienen1 Yes its controlled by a signal to the pump, if I change the value on the heatpump controller I can hear the pump speed up or slow down and ...
@wvtienen1 There is a flow meter that measures the flow rate and can be accessed on the heatpump controller, the pump speed/power can be set from th...
@clockworks The only way to detect defrosts from the data is as you say to see the flow temp drop below the return. You should be getting defrosts wh...
The short answer as always is it depends, different models do it differently. Mitsubishi is constant flow rate so as the heat pump modulates down you...
@clockworks or get your installer back to fix it, the cycling you are getting isn't acceptable, the MCS guideline talks about volumisers to ensure the...
@morgan Havenwise uses the data that is fed to Melcloud so it could work for you. I haven't inquired but I would expect you to need to be using the m...
The hot water mode is the settings on FTC6, I think you are thinking of separate pump speeds for heating and DHW which is only on FTC 7, its in the vi...
@jingle86 Thats in the Ecodan ATW Databook Volume 6.0 /p> No idea what they mean that's why I suggested calling the technical help line they are...
- 26 Forums
- 2,208 Topics
- 48.7 K Posts
- 417 Online
- 5,868 Members
Join Us!
Podcast Picks
Latest Posts
-
RE: Heat loss calculations and how they work in conjunction with heat pump sizing
Thanks and apologies if I was a bit lazy...I have not p...
By Batpred , 1 hour ago
-
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@plasfron Hi there! Yes your Mitsubishi heat pump needs...
By HCas , 4 hours ago
-
RE: Aira Heat Pump: Stylish Scandinavian Heating
The recent ZeroDisrupt discussions reminded me to take ...
By Mars , 4 hours ago
-
RE: What is the Heat Geek Guarantee?
@colinc, that’s a very fair and well-balanced comment, ...
By Mars , 4 hours ago
-
@toodles Thanks. I will assume they have made som...
By Papahuhu , 5 hours ago
-
RE: Are We Sleepwalking Into Another Race to the Bottom?
Oh come on, that's a ridiculous argument by an installe...
By JamesPa , 5 hours ago
-
RE: Say hello and introduce yourself
I've seen photos of other people placing the tank in a ...
By Transparent , 6 hours ago
-
RE: PV Panels on roof in Conservation Area
@colinc Do your own due diligence re reviews etc but...
By Morgan , 7 hours ago
-
RE: Heat Pump Installers: Competence, Illusion and the Hard Truth Homeowners Must Face
So true, possibly with the exception of people you woul...
By JamesPa , 7 hours ago
-
RE: Isolating the system for a planned power cut
I hadn't realised your reason for a 100mA trip was due ...
By Transparent , 7 hours ago
-
RE: Midea ASHP – how to set weather compensation
Some things worth mentioning: (1) the Headroom Heat P...
By cathodeRay , 8 hours ago
-
RE: Heating Turned Off but Radiators Still Warm
@9jwr9 I didn't get an answer at the time and there has...
By Pipcart , 8 hours ago
-
RE: Battery storage to run Heat Pump.
@majordennisbloodnok I’m not sure you will be able to r...
By Toodles , 8 hours ago
-
RE: Renewables & Heat Pumps in the News
You've completely missed the point. Old, unpatched so...
By Majordennisbloodnok , 9 hours ago
-
RE: Ecodan Energy Monitoring Pack
@batpred that’s an idea yes. Will look into it
By Carpenterstation , 9 hours ago
-
-
PUHZ SW120Y & EHSC-VM2D - Buffer tank to Volumiser
Eventually I was able to find someone here in the Algar...
By DavidAlgarve , 10 hours ago
-
RE: Anyone still weathering it out with Agile?
We are still on agile and it works ok'ish to charge the...
By Batpred , 10 hours ago
-
RE: New Fogstar 15.5kWh upright solution
Ah... now I can see a photo,and that changes the advice...
By Transparent , 12 hours ago