Last seen: Jan 11, 2025
@kev-m Thanks kev-m for very useful information. I am currently trying out AAA with the little RC on a cable into the living room. Had to replace my 1...
@mcwatson1974 My installer says Mitsubishi can access your settings via your MELCloud, and hopefully eliminate any faults there, so I think you shou...
Sliderule. mcwatson is right, the system should switch the 2 or 3-way valve(s) from heating UFH to DHW when the timer for DHW tells it to, and overri...
Thank you Justinsb, I am now running Advanced Auto Adaptation and am very impressed. It's using low power and no cycling. I extended the cable to the ...
@kev-m Hi kev-m, We have an 11.2kW R32 model PUZ-WM112VAA, just installed replacing a 13 year old 14kW Ecodan which had a refrigerant loss last year a...
@cathoderay I agree with cathoderay, my Mitsubishi does not use it's thermistor (in it's control panel) when on Weather Comp mode. If WC is set too hi...
@fazel Does that "all parts and labour" extend to full replacement of an ASHP if deemed necessary by Mitsubishi even at 10 years old, or would that be...
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Heat Pump Dramas?
Thinking about installing a heat pump but unsure where to start? Already have one but it’s not performing as expected? Or are you locked in a frustrating dispute with an installer or manufacturer? We’re here to help.
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Latest Posts
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@jamespa thanks, it's way off of the MCS performance es...
By big_si , 11 minutes ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@jamespa Agreed. I think it’s a case of much over muchn...
By Mars , 2 hours ago
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@eliuccio Unfortunately, whilst I agree with a lot of...
By JamesPa , 3 hours ago
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RE: Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump
@bami I think if the heat loss documentation matches a ...
By bontwoody , 3 hours ago
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RE: What is the best strategy for operating a very oversized heat pump?
@jamespa I'm afraid that's over my head but if anyon...
By IRMartini , 4 hours ago
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RE: Setback savings - fact or fiction?
And here in case any one wants it is the code I used in...
By cathodeRay , 4 hours ago
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RE: Samsung Gen 7 R290 12kW is not behaving how I expected
Definitely its in the 20xx FSVs. Conversely it may be...
By JamesPa , 4 hours ago
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RE: Towel rails. An unexpected final hurdle
We have both Normal Rad for heating the room and then a...
By IRMartini , 6 hours ago
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RE: Heat Pump Sizing & Installation Costs
Perhaps useful to have installed date too? To get conte...
By Tim441 , 8 hours ago
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RE: SolarPV tables / online calculator
I'd be interested what others find whilst using that we...
By Majordennisbloodnok , 10 hours ago
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RE: F.788 Building circuit pump reports internal fault - Vaillant Arotherm
Guess I have to wait for engineer visit. I really hope ...
By jeegnesh , 22 hours ago
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RE: Act now to defer the UK road tax increase on EVs
@majordennisbloodnok Damn right sir. my attempt at iron...
By Jancold , 1 day ago
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RE: ASHP and heating issues in new build house
That’s good gives you more capacity. It made me think, ...
By Terry1812 , 1 day ago
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RE: Seewet manhole cover within r290 exclusion zone
Thanks! I asked Vaillant, and they say I should be fi...
By dbrb2 , 1 day ago
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Looking for the Grant Aerona 3 setting to turn off completely at 20 OAT
I'm running my Aerona 3 on WC and the 'warm end of that...
By damonc , 1 day ago
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RE: Do I just go with the lowest quote for my heat pump?
So after signing in Sept in two weeks the install may s...
By Jancold , 1 day ago
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RE: Victorian Semi Retrofit / Extension ASHP and UFH Advice
When you are renovating is always a good time, as it ma...
By JamesPa , 1 day ago
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RE: Just one room not reaching desired temperature
Looks like this issue is now resolved. Aira installed a...
By ChandyKris , 1 day ago
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RE: Say hello and introduce yourself
Good point @jamespa But that probably strengthens @ch...
By Transparent , 2 days ago
Latest Topics
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Heat Pump Sizing & Installation Costs
By Mars 10 hours ago
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Volumisers in Heat Pump Systems: Does Placement Matter?
By Mars 11 hours ago
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SolarPV tables / online calculator
By MichelleC 18 hours ago
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By Toodles 2 days ago