
Last seen: Jul 23, 2025
Hi I guess rural Devon can be quite cold over night. If you have anti freeze valves fitted on your outside pipework it’s worth remembering they activa...
Hi Kev-m. We had the same missing data on our ftc controller back in January. Mitsubishi asked for our serial number and the installer came out and re...
Thanks Derek, based on info at point of post nothing has been ruled out. There are known, identical performance issues attributed to a small number ...
I can see from your last picture above that you are indeed set on Weather Compensation. looking at your last picture your left hand button, when pr...
You may have a faulty ftc6 controller!? do you have auto adaptive function? Thats the “room temperature” option, as opposed to “weather compensati...
@willen-john wow. That’s a big improvement. 👍🏻
@tadpole hi. Thanks for the further information. I can see that the reservoir of hot water may have been proposed to feed the two underfloor heatin...
Thats good to hear. One possibility removed. It sounds like the Secondary Return, re-circulation, as described above is a reasonable contender… your...
I think, someone in the past also had a 3 port valve stuck partially open which can mean that while the heating is on the circulating water, at a lowe...
Hi Tadpole I think you’re wise to let the installer and manufacturer fully install and commission before trying to fix anything. However, your 4 ...
@jamespa perfect…. thanks James Added (We tried a number of secondary pump settings until we got the lowest change in DT but we couldn’t do much...
hi Ian, here is my sketch again what do you mean that the DT Is the same both sides? The sketch shows a 1degC drop in one direction and a 1degC rise...
- 26 Forums
- 2,136 Topics
- 46.8 K Posts
- 12 Online
- 5,662 Members
Join Us!
Podcast Picks
Latest Posts
-
RE: Mitsu Wireless Controller and MelCloud
Update: I have found that the contractor had changed on...
By DavidAlgarve , 8 hours ago
-
RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 9 hours ago
-
RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 12 hours ago
-
RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 13 hours ago
-
RE: Rodents! A word of warning for heat pump owners
ChatGPT comments: Yes – u...
By Tim441 , 16 hours ago
-
RE: Why so many sigenergi installer recommendations?
It’s a really simple answer, GivEnergy. Installers ...
By SAEnergy , 17 hours ago
-
@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 2 days ago
-
RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 2 days ago
-
Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 3 days ago
-
RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 3 days ago
-
RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 4 days ago
-
RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
By DavidAlgarve , 5 days ago
-
RE: Isolating the system for a planned power cut
A great many ground-mounted local substation transforme...
By Transparent , 5 days ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Having bit the bullet and paid £250 for a service, our ...
By Old_Scientist , 6 days ago
-
New heat pump heating system underperforming in Italy... Advice needed!
hi all, first post! I've just renovated a house in sout...
By robinlawrie , 6 days ago
-
RE: Anyone still weathering it out with Agile?
I went to Agile when I had solar installed July last ye...
By NJT , 6 days ago
-
RE: Say hello and introduce yourself
Whilst you're busy installing services (pipes and wires...
By Transparent , 1 week ago
-
RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
@editor I know it was formally announced at Ish the oth...
By PatrickVito , 1 week ago
-
@moman0311 welcome to the forums. I've received your em...
By Mars , 1 week ago
-
RE: Thermostat for Ideal Logic Air with 3 zone support
No harm at all in plumbing it as 3 zones, I would have ...
By JamesPa , 1 week ago