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cathodeRay
cathodeRay
@cathoderay
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Joined: Feb 28, 2022
Last seen: Aug 31, 2026
Profile Activity
Topics: 18 / Replies: 2975
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Reply
RE: Testing new controls/monitoring for Midea Clone ASHP

I don't think so. If you look at the bottom of the three charts, there there is always water flow, apart from one brief moment near the DHW spike. I h...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea R32 Monobloc MHC-V12W in 1989 Detached House: Noise from Pipes/Airing Cupboard, DHW Schedule Not Always Heating – Advice Needed?

@painter26 — good idea. Please do let us know what he says.

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea R32 Monobloc MHC-V12W in 1989 Detached House: Noise from Pipes/Airing Cupboard, DHW Schedule Not Always Heating – Advice Needed?

Not on a regular basis, no, but it is handy to have it there to confirm once in a long while that the wired controller flow rate makes sense. BTW, I...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Setback savings - fact or fiction?

@robs — thank you for your as ever valuable comments. The only one I might quibble with is this one: Only we have so far not managed to produce a...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Setback savings - fact or fiction?

I did say (but didn't call it a boundary): "that only fools and horses use whatiffery (modelling) in complex messy dynamic systems" which certainly in...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

I beg to differ. I really could not make any useful predictions from my past heating oil use. Common sense based checks will kick in before oil use ba...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

Again, agreed. There is also the likely change from timed to continuous heating, which further complicates things. For all practical purposes, using p...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Testing new controls/monitoring for Midea Clone ASHP

Ah, that is much clearer, my manual doesn't have the statement about registers 200-208 being read only. Your decision to implement those resisters as ...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

I stand corrected. The wonders of heatpumpmonitor.org never cease to amaze me!  

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Testing new controls/monitoring for Midea Clone ASHP

I think it might be writable (horrid word). In my version of the modbus table, it is in section 2, Parameter Setting, as opposed to section 1, Running...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

Excellent that it is there, but to me it is another example of hpm.org's less than clear labelling. At first, I read the x-axis label as Room hyphen O...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
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