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Derek M
@derek-m
Member
Illustrious Member
Joined: Mar 4, 2021
Last seen: Sep 19, 2024
Topics: 7 / Replies: 4405
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RE: 14kW Midea ASHP in an old leaky building

Hi @cathoderay It is my understanding that the published performance data provided by manufacturers, is actually obtain by testing carried out at in...

4 years ago
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RE: 14kW Midea ASHP in an old leaky building

Since I don't have either a Midea or Mitsubishi heat pump I cannot comment in detail on their performance. All I can do is compare the published perfo...

4 years ago
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RE: 14kW Midea ASHP in an old leaky building

Hi @cathoderay From what I have read, you are perfectly correct that the performance of the MCS organisation itself, leaves a great deal to be desir...

4 years ago
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RE: Nibe 8kW F1145, Isle of Skye, Scotland

Hi @donald The solar thermal comment explains the size of what is not actually a buffer tank, but an energy store.

4 years ago
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RE: 14kW Midea ASHP in an old leaky building

Hi @cathoderay Using your data, I'm afraid that you cannot just set the water flow temperature at 45C and expect the indoor air temperature to rema...

4 years ago
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RE: 14kW Midea ASHP in an old leaky building

Hi @cathoderay Whilst I commend your desire to reduce your energy consumption, the starting point should initially be with improved insulation and ...

4 years ago
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RE: Circulation pump issues

Hi Saz, Since you are deemed vulnerable, you should call your installer immediately and state that you have no heating or hot water, and you expect ...

4 years ago
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RE: Circulation pump issues

Hi Saz, I suggest that you contact your installer, in writing (for future evidence if necessary), preferably by e-mail, informing them the the syste...

4 years ago
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RE: Circulation pump issues

Hi Newbie, I suspect that you are probably correct.

4 years ago
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RE: Circulation pump issues

@saz If you unplug the pump controller as I suggested, you should be able to switch the system back on and set the immersion heater to operate.

4 years ago
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RE: Circulation pump issues

Hi Saz, Look at the controller fitted to the circulation pump and see is it can simply be switched off. If not, then see if the power supply can be ...

4 years ago
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