Last seen: Jun 27, 2025
They will be steel, zinc plated then powder coated. The powder coat will be polyester rather than epoxy, for better UV stability.
Yea, you can do it by measuring the temps and pressures at certain points of the system. Then you calculate what the correct values would be for the f...
it’s very difficult to measure the charge, it is weighed in when filled at the factory. And there aren’t anywhere near enough f gas qualified technici...
@heacol is the man…. But he’s very busy.
Agreed, going direct would bring a benefit on efficiency. Can the ecodan drive a pwm primary pump? I haven’t checked the wiring diagrams .
Cycling looks fine to me, not too short. It’s bubbling along at 6.5kW ish, all night. Heat loss is very good for something that’s 400 square meters. W...
Ok, so the primary pump is not pwm controlled so the heat pump isn’t able to modulate it’s flow. Not the end of the world but certainly not the most e...
How many cables go to this pump? It will either be one, or two. With the ecodan controller located in the airing cupboard, your system is installed ...
Is the controller in the hallway or in the cylinder cupboard? and I’m asking for photos so I can map out the plumbing layout…. It saves me asking yo...
Please provide some photos of these items so we can identify versions etc…. please also photograph the unvented cylinder and associated pipework
OK, so you are paying 34p/kWh - good... Then my above maths adds up. We just need to get these settings tweaked so that the weather compensation is ...
Please give us more details, are you currently on a TOU tariff? If you’re paying 48p/kWh then that would suggest so. In which case there are some op...
Latest Posts
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RE: Testing new controls/monitoring for Midea Clone ASHP
Thanks- interesting and useful observations and I did n...
By benson , 8 minutes ago
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RE: Help me keep the faith with my air source heat pump installation
@jamespa yes I guess. But surely not everyone is buying...
By AdamK , 3 hours ago
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RE: Big Changes Coming to Our Heat Pump System
General Ignorance, the universal enemy in so many ways!
By JamesPa , 4 hours ago
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RE: Preparing for 2nd winter in new build house.
Yuch! So that's basically just an on/off control. I...
By Transparent , 6 hours ago
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Good day everyone. I'm new here and have a few question...
By Edin67 , 10 hours ago
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RE: Boxt Heat Pump Installation Experience
Welcome to the forums. Was there any formal in-person...
By Mars , 12 hours ago
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RE: Say hello and introduce yourself
@transparent Morning. Just put a lengthy post on the AS...
By sbm74 , 12 hours ago
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RE: MCS certificate SCOP vs real-world performance
That may be contributing to lower than expected SCOP. ...
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RE: Mitsu PAR-WT60R Wireless Controller - options
How it does it's job is something of a mystery although...
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RE: Powerwall 3 or Myenergi or something else?
Yes I was thinking of outdoor, IP65 batteries with buil...
By Temperature_Gradient , 1 day ago
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@jamespa Thanks. Yeah any adjustments Ive made at pr...
By cliffhanger , 2 days ago
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RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
By GrahamF , 3 days ago
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@mixergy Thanks for the update, I would appreciate some...
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
It is interesting to see what our new Grant Aerona 290 ...
By GrahamF , 3 days ago
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RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
By cathodeRay , 4 days ago
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RE: Ya can’t win! It is S*d’s Law!
@old_scientist If IOF is still running next late spring...
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 4 days ago
