Last seen: Jan 7, 2026
@old_scientist Thanks for your input. Firstly I have never considered "Quiet Mode" because I didn't realise this affected current draw, but I may try ...
@robs the Mitsu is 16kW. It consumes a little under 3kW when heating DHW but this is an average over an hour on the Shelly Energy device, so the maxim...
Is Havenwise limited to UK? I might be interested for my Mitsubishi here in the Algarve
Thanks Gary. I had forgotten the Normal/ Eco setting and remembered it as soon as I saw the picture, and I will now try it and see what difference it ...
Hi Gary, I am away from home at the moment so cannot check, but is that feature only on the FTC7? I don’t recall the Eco feature on my FTC6. Pump s...
I wonder if I am missing something here, regarding heating DHW with the heat pump in the middle of the day. I found that the heat pump would be be t...
Hi Cressie, Welcome. My experience with a similar Ecodan and solar setup is that there isn't one solution for summer and winter but it all depends...
Hello Boycey. Please excuse me if I am misunderstanding your original question and it may be that it is a question of terminology. My Mitsubishi sys...
Following this topic, I am becoming less confident that I am adopting the correct policy for DHW heating. Summer is no problem. because I dont have to...
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RE: Recommended home battery inverters + regulatory matters - help requested
The diagram below is a simplified view of the internals...
By Batpred , 8 hours ago
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RE: Heat pump not reaching flow temperature
@davec Ive had a look at the screenshots. Lots of th...
By JamesPa , 8 hours ago
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RE: Vaillant aroTherm not heating with many faults
When I had a series of apparently unrelated faults my i...
By JamesPa , 9 hours ago
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RE: Considering MLCP (Multi-Layer Composite Pipe) for ASHP
OK, TBH I dont know enough about MLCP to comment with a...
By JamesPa , 11 hours ago
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RE: Predicted Heat Loss from MCS calcs vs EPC vs actual
My gut feeling is that the heat pump is right sized. ...
By Tim441 , 12 hours ago
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RE: Power outages and storms: A surprisingly good DNO experience
Agreed, which is no more nor less than a customer shoul...
By Majordennisbloodnok , 13 hours ago
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RE: Running from backup generaor in powercut?
@batpred In our case, 3 times each day when the Octopus...
By Toodles , 14 hours ago
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RE: Advice for a novice on Mitsubishi Ecodan 6kW
Hi @sheriff-fatman Cycling at 5C and below is usuall...
By RobS , 14 hours ago
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RE: New Fogstar 15.5kWh upright solution
@batpred Here's the latest Fogstar ready built pack....
By Bash , 16 hours ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@mike-patrick yes, even though the current system is ru...
By Tim441 , 16 hours ago
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RE: Solis inverters S6-EH1P: pros and cons and battery options
Solis confirmed that the S6 works with a single battery...
By Batpred , 16 hours ago
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RE: Who has a V2G EV installation
I am wondering if in any V2X, would the car battery eve...
By Batpred , 17 hours ago
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RE: Setback savings - fact or fiction?
Yes, by calculating it manually from the minute data, w...
By cathodeRay , 18 hours ago
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Fan unit Making terrible noise HELP!!
One of a pair of fan units on an Earth Save Classic II ...
By GutoFfowc , 19 hours ago
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RE: New Mitsubishi Ecodan 11.2kW installation - L9 errors and maybe more
OK. I think your system, which seems well designed, is...
By JamesPa , 20 hours ago
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RE: Heatpunk Floor plan issues
It's usually the complete opposite... seldom that Safar...
By Mars , 1 day ago
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RE: Fan is clipping ice build up from the front of unit.
@majordennisbloodnok I’ll not go there thanks! Toodles.
By Toodles , 2 days ago
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RE: Running my new Nibe ASHP efficiently
I'm new to the forum. Did you get a reply to this last ...
By Mike @ Camelot , 2 days ago
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RE: ASHP Energy Consumption: Aira 12kW heat pump
@grantmethestrength MCS requirements for DHW capacity h...
By Toodles , 2 days ago

