Last seen: Jan 14, 2025
@tomasmcguinness I did my own, all of it bar the electrics. If you are a competent DIY plumber , and take the time to read lots of design advice, i...
if you are using the samsung controller as the roomstat, and by setback you mean that you want to alter the target room temperature at a specific tim...
This could be your smoking gun. Its a preset, lower value restricts flow more. so even with the TRV head set to max (or removed), it'll never let thro...
@crimson IR stuff - I have a basic IR spot gun which isn't bad for not much money and is quick and easy. But I eventually I got a Seek Thermal for my ...
exactly that. If you find that with the ASHP heating on, and a 400W of direct electric heat as well (whether that is one 400w heater on all the time, ...
@crimson I was thinking something like this,at lowest power 750w, or thisat lowest power 400W. Both are dirt cheap, lightweight and small, and afterwa...
@crimson your summary is pretty much spot on. something just occurred to me - if you ran a cheapo electric convector heater in your underheated room...
@crimson another sanity check, are you sure that UP/DOWN/UFH are correctly identified on those 3 valves? I do take your point that you think upstair...
@crimson gnaaah, just noticed you've got a bypass as well. In the high head loss situation you are trying to balance against, the bypass will probably...
@crimson so the downstairs is a honeywell V4043H1056 which has a KVS of 6.9 . the other two are EPH controls V222P with a KVS of 4.6. KVS is the expec...
@crimson remind your builder this is 22mm plastic, which is almost equivalent to 15mm copper in bore size. if you ask him "would you have done it in 1...
@crimson just a sanity check. have you swapped your probes around to check that the temp differences seen are not due to calibration variation.
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Latest Posts
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@jamespa My only thinking is that I'm sure he will h...
By davidnolan22 , 7 minutes ago
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How odd. Or maybe they have now realised that they are...
By JamesPa , 19 minutes ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
... Isn't great advertising! Or is that too cynical?
By JamesPa , 22 minutes ago
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RE: Confused about Samsung Gen6 Hot Water Controller
Do you have the DHW on timed periods or on continuous w...
By DerekDeLeon , 11 hours ago
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RE: What is the best strategy for operating a very oversized heat pump?
I think we are currently operating a weird mix of 2 and...
By guthrie , 14 hours ago
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We’ve had our heat pump (EBAC) since October, with a fe...
By Simon and Zoe , 15 hours ago
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RE: DHW temp Samsung AE120RXYDEG 12kw ASHP with Gen 6 controller
@Bami Ive had a look for the specs of your cylinder o...
By bontwoody , 16 hours ago
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RE: best approach for primaries?
Personally I would want them inside the heated envelope...
By JamesPa , 19 hours ago
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RE: help with new bathroom and towel radiator
I persuaded my installer that heat loss from the adjace...
By JamesPa , 19 hours ago
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RE: Grant Aerona fine tuning advice needed
Thank you pretty sure it's solar gain causing the incre...
By Stopbar , 20 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
I fitted a Samsung 8kw myself on a new build with under...
By DerekDeLeon , 23 hours ago
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RE: Who's your electricity provider and what's your tariff?
@adrian it does look like they’ve updated their outgoin...
By Arundalep , 2 days ago
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RE: Heat Pump Sizing & Installation Costs
1970s 4-bed detached house approx 168 sq.m internal are...
By JohnR , 2 days ago
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RE: Is it KISS or constant – weather compensation vs. set flow temperature?
Away at present. Hence the delay. Will get back asap. ...
By cliffhanger , 2 days ago
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RE: Setback savings - fact or fiction?
The lower the DT the higher the flow rate. The lower ...
By BobTSkutter , 3 days ago
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RE: New kitchen with no walls – will fan coil units work?
Thanks. That explains the strangely-shaped 'feet' (loo...
By IanMK13 , 3 days ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
I’ve updated Bodge Buster for 2025 to empower homeowner...
By Mars , 3 days ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
Aira, the Swedish, end to end manufacturer, system desi...
By KevinPotts , 3 days ago
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RE: Grant ASHP not reaching target temperatures
@mikefl Thank you. I’m not sure how to do these checks ...
By Hillswick , 4 days ago
Latest Topics
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Confused about Samsung Gen6 Hot Water Controller
By ntruby 12 hours ago
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help with new bathroom and towel radiator
By AdamK 23 hours ago
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Grant Aerona fine tuning advice needed
By Stopbar 2 days ago
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Adjusting 6kW Daikin's Weather Compensation Curve
By Ubert767 5 days ago
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Should I make my radiators smaller?
By Scalextrix 6 days ago