Last seen: Jun 6, 2025
@cathoderay I would suggest you investigate the power requirements of your circulating pumps and subtract that figure from your daily energy in calcs ...
@jamespa Would you kindly but briefly explain the term "degree minutes per day" and how they relate to heat pump running costs. Also why no mention in...
@cathoderay I'd be interested to know if your controller is set to max power, intermediate, or quiet mode. It would be enlightening to understand how...
@dunlorn Given your current observations on your. system I would be very tempted to increase the WC settings on the slave unit 1 or 2 degs higher than...
You required a modeling tool to answer the questions. IAT 10 Avg. 15 20 PI 10644 74262 ...
@abernyte Would this statement apply:- For co-operative societies where the dividend is based on retail purchases of members, the dividend is effectiv...
@allyfish Surely if the water circuit was plumbed incorrectly and water was pumped the wrong way, the flow switch in the heat pump would not be activa...
@alleyfish I would assume that the immersion element (back up heating device) sits slightly higher up in the tank as it plays second fiddle to the hea...
@cathoderay You stated in an earlier post on your other thread, quote "I think the heat loss as the house currently is (I am slowly improving insulati...
@iancalderbank Life is full of hazards.... it's the risks you need to worry about🤔
@iancalderbank as R290 is based on propane (not containing fluorine) I would think that the f-gas regs wouldn't apply.
@iantelescope I believe the short cycling problem would be rectified by increasing the hysteresis value for the RWT sensor. What is the current settin...
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RE: Help me keep the faith with my air source heat pump installation
@editor nope no heat demand and heat pump is off apart ...
By AdamK , 4 hours ago
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RE: Flow Rate & Low Loss Headers
@jamespa I appreciate you really digging into this with...
By MorganR , 11 hours ago
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RE: DHW SET UP with Samsung gen 5
Had to put in of times , as it didnt work , however hop...
By Alfapat , 13 hours ago
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RE: Jokes and fun posts about heat pumps and renewables
@majordennisbloodnok That’s OK as long as the ‘Terminol...
By Toodles , 15 hours ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@aaron All features were in place for the last several ...
By AF1 , 16 hours ago
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That is something @bart would need to tell us. I have m...
By MPHB , 17 hours ago
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RE: To relocate or add extra PV panels..advice required
The situation you are currently experiencing is represe...
By apollogrid , 1 day ago
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RE: I don't need any heating in the summer. How do I turn my Samsung heat pump off?
SmartThings indeed allows remote control over the heat ...
By HCas , 1 day ago
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RE: Air Changes per Hour - ACH and the MCS requirement
@jamespa I have not had a heat calc yet that is below 4...
By ASHP-BOBBA , 1 day ago
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RE: Remaining hot water/hot water flow meter
@lakey Hi, I had a quick read through and wanted to see...
By ASHP-BOBBA , 1 day ago
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RE: I worry I've messed my Samsung settings up somehow
@ecobaker I missed this, sorry So 3031 was set to...
By Joshua , 2 days ago
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RE: Forum updates, announcements & issues
@old_scientist thank you, and thank you to @Morgan for ...
By Mars , 2 days ago
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RE: Say hello and introduce yourself
I am a UK based product manager for an energy storage s...
By shawnlee , 2 days ago
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RE: Thinking of ripping our my IVT Greenline HT Plus C model and replacing with a gas boiler.
That's great and in principle I wouldn't disagree, but ...
By JamesPa , 2 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Mitsubishi 8.5 kW Ecodan Standalone (PUZ-WM85VAA)
By Nell , 2 days ago
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Thanks! That is most useful. I've had a look at the Mid...
By benson , 4 days ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
I found that Homely blog a few days ago and was tempted...
By cathodeRay , 4 days ago