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SUNandAIR
SUNandAIR
@sunandair
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Joined: Dec 30, 2022
Last seen: Mar 21, 2026
Profile Activity
Topics: 5 / Replies: 564
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Reply
RE: Minimum ASHP outputs?

Behaviour of compressor is subtly different as flow temperature is dropped to 34 and 33c. The original lowest flow temp of 35c as set on weather compe...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Minimum ASHP outputs?

At first I tried 32c for about 10days. It was ok but still cycling a bit too much. So I took it straight to 35c. But you make a valid point. A small...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Minimum ASHP outputs?

Interesting article… thanks for posting @robs. So to summarise:- Of the 365 days of the year our heat pumps will try to operate for 160 days at less...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Minimum ASHP outputs?

it took me a while to learn how and to work out output correction factors for 30c and 35c flow temperatures. Here’s my best attempt as written back th...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Minimum ASHP outputs?

point1. I'm pretty sure it just means output, using the word capacity in this way isn't unusual in Japanese documents (and if something has a capacity...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Minimum ASHP outputs?

@robs, and other contributors I have been working on our minimum operating output using these charts for about a year now. There is no notes on how...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: MelCloud readings

Hi @davidalgarve It’s interesting to hear your thoughts on the wireless remote and why it might be confusing for others. I hope you can see from...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: MelCloud readings

Hi @davidalgarve the room temperature thermistor (sensor) is located in the display unit. It’s value is also displayed in the Thermistor Reading...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan - flow rates, sensors, settings

I presented several pieces of data to try to convince that I’d done a fare bit of reading and testing. I think my install designer was as much swayed ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan - flow rates, sensors, settings

1. [/quote]What were your drivers for replacing the pumps and removing the LLH, other than the 'usual' better design + increased efficiencies? Main ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan - flow rates, sensors, settings

The solar panel, on 11th October is still providing 100% of our DHW needs on a sunny day like yesterday. However output will start to decline on cloud...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan's terrible cloud software, lack of Tado support and limited control functionality

I don’t have any of these problems. ? but I don’t have a Tado either

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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