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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Sep 15, 2025
Profile Activity
Topics: 17 / Replies: 2853
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RE: Samsung Gen7 setup

Not irrelevant, but you shouldn't be throttling all radiators just to increase delta t, that achieves nothing other than to make the pump work harder ...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung Gen7 setup

I'm not sure what you mean by better. As a general principle you should be fully opening the valve on the radiator furthest away/last to heat up and ...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Shocks when cleaning panels

Interesting There is a discussion about this hereand the discussion is consistent with the measured AC potential. Since it's the IET it's pro...

10 months ago
Forum
Solar Photovoltaic (PV)
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RE: Shocks when cleaning panels

genuine the frame was live, meter on it [/quote] Live AC or live DC? not that either should happen!

10 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Shocks when cleaning panels

That's plausible imho. A pressure washer might well penetrate the seal on a connector. I use a hose and broom and avoid getting water underneath wh...

10 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Shocks when cleaning panels

Is the source verified or is it fake news put about by fossil fuel supporters? To get a shock you would need to come in contact with the electricity....

10 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Ecodan high pressure at 3 bar

You are correct, but they also come with thumb-turn fittings so they can be disconnected easily. On mine at least its necessary to do this to be sure...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump monitoring

For a true comparison we need to account also for changes in electricity price as well as variations in severity of winter. The question then becomes...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan high pressure at 3 bar

That's a good reason to disconnect the filling loop when not in use, in the way that it is designed for!

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Aira Heat Pump: Stylish Scandinavian Heating

You may want to check the business case for this. Personally I can't get the business cas for a battery to work and the environmental argument is, so...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Glycol top up advice

It would be interesting @mars to hear what the argument is for pre-diluting the glycol. I imagine its the risk that a slug of it gets stuck somewhe...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

Generally best advice is to set the weather curve as low as possible consistent with the house reaching temperature. This should be done with TRVs f...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
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