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cathodeRay
cathodeRay
@cathoderay
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Illustrious Member
Joined: Feb 28, 2022
Last seen: Sep 11, 2025
Profile Activity
Topics: 17 / Replies: 2129
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RE: 17kw Grant Aerona heat pump not performing

There is, and it's non-invasive to boot, but it means buying from China: You have to be very careful to make sure you select the head unit plus t...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Retrofitting: moving to ASHP old oil boiler in large old property - experience/advice please on MSC calcs

I think it was probably less than that, it was a 25 year old Grant triple pass Euroflame boiler. Net result is still the same, though, the ASHP appear...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

@batalto - thanks! Later today, I hope to post the charts produced by the History Explorer add in. On the plus side, these are pretty much automated, ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

@derek-m - in general I agree with your assessment. If I can add some real world observations: (1) I have only ever had one night with a setback, be...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Retrofitting: moving to ASHP old oil boiler in large old property - experience/advice please on MSC calcs

@katcesca - ah the joys and pains of replacing oil tanks. I had a working boiler, and a 25+ year old tank with very early minor pin holing, not even r...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

We've discussed this many times, and will no doubt do so again, but a setback followed by a boost lowers overall consumption over a sensible time fram...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung ASHP scheduling help

@william1066 - all very interesting and useful, thank you. I don't think you mentioned the RS-485 to USB box you are using? The cheapo type or the mor...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

At last, I may have made some progress! Yikes! Here is a Home Assistant dashboard (for those not familiar with HA, think dashboard on your car) showin...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung ASHP scheduling help

@william1066 - that's very interesting. This is what I currently have, using the midea_ac_lan module (<=link) as modified by wasilukum (<=link) ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung ASHP scheduling help

I'm still very interested in this too, would be very grateful for more details on what both of you have done. Different heat pump (Midea) but it also ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Move along, nothing to see here....

I don't think you are being in the least bit curmudgeonly. These are very real concerns. This is why so far I have told by electricity supplier the on...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea Monobloc 10kW ASHP - serious issues

@hughf - from what I have read, it appears Freedom charge a lot - around £100? - to provide this. I don't see them taking kindly to us depriving them ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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