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cathodeRay
cathodeRay
@cathoderay
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Joined: Feb 28, 2022
Last seen: Aug 1, 2025
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Topics: 17 / Replies: 2066
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RE: Real world connection to a heat pump over modbus

@uk_pete_2000 - no, because I don't have a Grant heat pump. Assuming you have a modbus connection, search online or wherever for a table of modbus reg...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is My Midea Heat Pump Inherently Defective?

@bobtskutter - sorry, forgot to add, the magnetic filter is a FloMasta Magnetic Filter, Product No 2034V. Apparently (according to an online Q&A, ...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is My Midea Heat Pump Inherently Defective?

@bobtskutter - thanks for your posts which I will go through with great interest. In the meantime, I opened all lockshields all the way a couple of ...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is My Midea Heat Pump Inherently Defective?

Thanks, that will be very useful. I rather suspect the flow side of things doesn't get the attention it deserves, and is generally rather poorly under...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is My Midea Heat Pump Inherently Defective?

@bobtskutter - thanks again. Main flow and return lines are not exceptionally long and are of reasonable bore (28 > 22 > 15mm), I agree unl...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is My Midea Heat Pump Inherently Defective?

@toodles - I have been crawling around on the floor fixing them with a very beady eye (the utility room one it turns out is just visible) but have bee...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Smart TRV experiences (ideally integrating with Midea heat pump)

I don't know about the smart TRV end of things, and what it can put out, but you can certainly modify the Midea Set LWT (flow temp) over modbus, I do ...

6 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
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RE: Is My Midea Heat Pump Inherently Defective?

@toodles - a while back I went one further (it has always been a slow to heat up radiator at the end of a run), closed down all the other rads to all ...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
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