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Last seen: Jan 7, 2026
@sandman1600 It’s tricky, if you run it in the 30s, it will cycle a lot. If you run it in the 40s, it will cost a bit more to run and you will have...
I think you’ve got a piped header , not a buffer. The called for temps are now low and you are cycling the machine. The fact that it’s cycling at te...
@sandman1600 Some good advice from James. On those charts there is good news and bad news. The good news it it only took 70Kw to heat your house...
@sandman1600 there is no chance your unit used 200 kw in a day….. what does your octopus app say?
Can you do it for one day. That Cop is a problem yes, the pump can’t deliver the heat at that low temp. The emitters / secondary flow is not big eno...
@jamespa Yep, in Mel cloud you’ll see energy consumed and delivered. What was yesterday?
@sandman1600 heat loss is heat loss. Yours is not anywhere near 14. My house is 263m2, built 150 years ago and I’ve the 11.2 ecodan. Insulation is ...
Those flow rates are very low for the 14kw unit. Youre currently only needing 3.5Kw to keep your house warm. One problem you may have is the emitte...
can you take a picture of the outdoor unit. Has it got 2 fans?
And the graphs above, one is a defrost. The other wobbly ones are unit at temp, but can’t give the heat out quite fast enough so adjusts up and down ...
Most installers I think want to do a good job. im struggling to getting head around a 14kw unit for a smallish bungalow that I can see insulation ha...
@sandman1600 does it have a finishing screed over it? do you know how to get the flow rate through the machine from the FT6 control panel? do y...
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Degrees of Separation
Latest Posts
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 2 hours ago
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@kilgorexv, I actually think doing your own calculation...
By Mars , 3 hours ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 17 hours ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 1 day ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 1 day ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 2 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 2 days ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
There is scope for product development here. I for one...
By JamesPa , 2 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 2 days ago
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RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 5 days ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
First time poster here but I can share my experience as...
By SCH , 5 days ago
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RE: Is it the house or the equipment?
...which, I've found out, is pretty much impossible to ...
By Majordennisbloodnok , 6 days ago
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