Last seen: Aug 13, 2025
The heat pump is the least important part of the system its everything else that makes the difference to efficient running and comfort, so focus on th...
Sounds like you have done a lot of research, in general the performance of a heat pump takes a very long 2nd place compared to system design, so shoul...
What does the front display of your main controller show you can offset the weather comp curve from there. No one other than Mitsubishi really knows...
You are correct the heat pump will cycle on and off at any temperature if it cannot modulate down far enough to maintain the flow temperature. Open l...
I replied on your other thread it won’t make much difference as autoadapt can deviate by default +\- 5C and will adjust the flow temp accordingly so u...
@plasfron I don't believe it matters which mode you are running in, if your thermostat is satisfied it will turn off the heat pump, that's why I said ...
@plasfron Need a few more details about your heating system to be able to comment fully but here are some questions/comments for starters. Is it all...
If you are concerned about cycling all you can do is run it a few degrees warmer till you either get no cycling or reduce it to a level you are happy ...
@barrovian1963 the thermostats are wirelessly connected to the wiring centre, the wiring centre is connected to the heat pump, when a thermostat calls...
Do you have a Heatmiser wiring centre that controls the actuators it’s a beige box with red lights on it would be above your ufh manifold. if so a...
If you don't have the MAC-567IF Advanced Interface to give you access to Melcloud I would purchase it £60 on ebay.
I have the same heat pump and all of those setting look spot on, you are running pure weather compensation with a reasonable curve, the house shouldn'...
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RE: Renewables & Heat Pumps in the News
In the FT today, a report that heat pump take up in Eur...
By Mike Patrick , 24 seconds ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan When you remove the cover most people will find...
By dgclimatecontrol , 3 minutes ago
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RE: 300 Liter Tank - Do I have to heat it all?
@jamespetts If you have the space for a high capacity D...
By Toodles , 1 hour ago
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RE: Anyone still weathering it out with Agile?
@tim441 As you say Tim, very difficult to quantify any ...
By Toodles , 1 hour ago
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RE: Who’s Caved and Switched the Heating On Already?
@abernyte Our heating has come on twice in the last wee...
By Toodles , 2 hours ago
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RE: COP is not the only measure of efficiency
James, I would not question your findings and realise t...
By Toodles , 2 hours ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 3 hours ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 3 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 4 hours ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
Good unit. And the 10 kW is the same as the 12 kW I ...
By HCas , 23 hours ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@judith thanks for your suggestions. Starting from col...
By GrahamF , 1 day ago
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RE: Inventor (Midea) Heat Pump short cycling advice
I switched to "fan coil mode" to be able to set water t...
By immunity , 1 day ago
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RE: DESNZ doing a survey which asks the right questions!
Without a survey their only source of data is probably ...
By JamesPa , 1 day ago
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RE: Can you help with our research: solar panels, EV chargers, home batteries, heat pumps?
Just done your survey!
By Judith , 2 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
@cleardene-ashp just thinking about your issues here. Y...
By Judith , 2 days ago
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RE: Midea ASHP – how to set weather compensation
@cathoderay OK let's wait and see, it sounds an interes...
By Tasos , 2 days ago
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RE: What is the Heat Geek Guarantee?
@judith, I’m with you on Heat Geek, but there really do...
By Mars , 2 days ago
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RE: Electricity price predictions
Community energy installations are a great idea, but th...
By Scalextrix , 3 days ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
Ooh, heat pumps in neon blue wrap 🤣 🤣 &...
By Old_Scientist , 3 days ago