Last seen: Apr 7, 2025
@gc61 Less that one start per hour is very good, our pump can manage that when its cold, but it cant modulate down low enough in Spring and Autumn, ev...
@transparent Thanks for the info, i will try to get EDF to escalate to the DCC, if that doesn't work i will have to wait for the new WiFi system to go...
@tim441 Re the silent mode, It made me think have a missed something, but i have looked it up, on the Viessmann all the silent mode does is restrict t...
Does anybody have any figures re the efficiency of heat pumps when under different loads? A car engine ticking over is more efficient than one runni...
@jamespa It depends on what "bad" cycling is. In spring it would run for a total of 4 hours in the 9 hour period that i had it set for, it would cycle...
Our heat pump is oversized by a factor of 2. It is capable of 10Kw at temperature of -5, the most we have used in one day in the last 2 and a half yea...
We have a 10Kw Viessmann 200A it SCOP is currently 5.2, this has increased over the last 12 months from 4.7 by tuning the system to our property. The ...
@cathoderay Re the 1.18 correction figure. I have a completely different pump (Viessmann) and have a well insulated property with underfloor throug...
With reference to the now christened Vampire load, on my Viessmann i have one meter monitoring all the energy to the entire heating system, the other ...
I am new to the forum, but have been following this topic closely, as I am sure are many other heat pump owners. To quote Sherlock Holmes - When yo...
Latest Posts
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RE: Samsung Heat pump with Yonos Pico circulating pump running all the time
Looks like you have a 25L buffer vessel, so I'm guessin...
By Old_Scientist , 6 hours ago
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@bontwoody you’re joking! This story gets worse and wor...
By Mars , 7 hours ago
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RE: Samsung Heat Pump – Can't Activate TW2 Pipe Sensor (for Delta T Control)
If you do suggest you consider repurposing it as a 2 po...
By JamesPa , 8 hours ago
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RE: Say hello and introduce yourself
Fully agree with @cathoderay. My journey took 2 years ...
By JamesPa , 10 hours ago
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
@editor Agreed. There is another point to be made h...
By JamesPa , 17 hours ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
Tim, Yes ChatGPT thought I could get another...
By Mike Patrick , 18 hours ago
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RE: Enabling WiFi: Samsung ASHP on Smart Things App
No problem, @richdorm; glad it helps.
By Majordennisbloodnok , 20 hours ago
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RE: Help me keep the faith with my air source heat pump installation
If that makes you feel happier then go ahead, but it wo...
By JamesPa , 20 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
I do already have the same basic setup, all room influe...
By cathodeRay , 21 hours ago
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RE: IVT Greenline high pressure switch and electrical cassette errors
OK. You dont say whether it is from the feeds to/from ...
By JamesPa , 21 hours ago
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RE: How can I programme a setback for my Samsung Gen6 8kW heat pump?
Yes, and probably also Adia although the latter has a m...
By JamesPa , 1 day ago
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@editor I am all in favour of provocati...
By GrahamF , 2 days ago
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RE: How to Understand Wiring Up a Heat Pump
Morning, On top of what everyone else I would deffo loo...
By Grantmethestrength , 2 days ago
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RE: Sizing a heat pump: Save me from my headache
Got the results back from the one we’re ...
By Mikeatthezoo , 2 days ago
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RE: Renewables & Heat Pumps in the News
Thanks Lucia. I'll set aside some time to go through th...
By Transparent , 4 days ago
