Last seen: Jun 30, 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'...
Latest Posts
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RE: Mitsubishi cycling while on chilled water output
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By downfield , 48 minutes ago
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RE: Commencing on an ASHP Installation Process
A system like that seems susceptible to significant amo...
By Majordennisbloodnok , 4 hours ago
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@jamespa Thanks for the advice - very helpful. I had al...
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RE: Weather compensated secondary circuits with Biomass
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RE: Adding battery storage to SolarEdge PV system
@chandykris No need to apologise at all! I forgot to ad...
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RE: Say hello and introduce yourself
Yes please do Suggesting a loss in the region...
By JamesPa , 2 days ago
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RE: Surface mount or bury primaries for heat pump installation?
Can we have some links to those you're considering plea...
By Transparent , 2 days ago
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As I have reported elsewhere we turned on the cooling o...
By downfield , 3 days ago
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@hughf, I think we’ll organise an RHH session at Instal...
By Mars , 4 days ago
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@el3b Hi, sorry to hear that, it is advisable to instal...
By ASHP-BOBBA , 4 days ago
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RE: Difficult positioning of air source heat pump
@rikiarn Out of intrigue, the thread reads as though Ai...
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RE: Mitsubishi Ecodan Fails to Heat Water despite temperature drop
@m1kegibson If you are able to access the service me...
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RE: When will heat pumps and install prices come down?
... which of course is impossible because the world mov...
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RE: Battery storage to run Heat Pump.
I would be surprised if the battery chemistry is going ...
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