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SUNandAIR
SUNandAIR
@sunandair
Member
Noble Member
Joined: Dec 30, 2022
Last seen: Jul 9, 2025
Topics: 5 / Replies: 495
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RE: Ecodan. How to run this efficiently with zero understanding.

@morgan just checking with @derek-m for correct pump speed Constant or proportional options have you seen the video of your pump? When your pump is...

2 years ago
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RE: Ecodan. How to run this efficiently with zero understanding.

@derek-m ref: @morgan pump speed. would you suggest proportional pressure pump setting for this radiator installation presumably with thermostatic rad...

2 years ago
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RE: Ecodan. How to run this efficiently with zero understanding.

Hi @morgan it would appear you have a variable speed pump here is a video about it So it should be quite simple to change the pump speed. Ther...

2 years ago
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RE: Ecodan. How to run this efficiently with zero understanding.

Ok it’s not too surprising you’ve got a DT of 1/2c if your flow rate is in the 20s can you take a picture of the pumps? As an alternative perhaps you ...

2 years ago
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RE: Ecodan. How to run this efficiently with zero understanding.

ok, but as you can already do the 540 enquiry means you are making really good progress. Data - You’ve already been Data Gathering- on the menu scre...

2 years ago
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RE: Ecodan. How to run this efficiently with zero understanding.

would be good to do a 540 enquiry to get your flow rate reading then get your flow and return thermistor readings while the HP is operating. then fa...

2 years ago
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RE: Ecodan. How to run this efficiently with zero understanding.

@morgan yes it looks like the controller is functioning properly. It also looks like @mjr has identified what’s wrong he’s just posted you a question...

2 years ago
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RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

Yes, I’m finding out AA does seem to be quite aggressive even though it’s set to normal. Perhaps the developers could have considered an eco setting o...

2 years ago
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RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

@kev-m thanks for your obvservatiins kev. Regarding the 2 step temp change…yes that was my thinking - to keep the target temperature east to reach on ...

2 years ago
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RE: Ecodan. How to run this efficiently with zero understanding.

This sounds like something we had... Need to check a few things to be sure... I will send you 2 pictures. One will be the first screen on the main ...

2 years ago
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RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

Real life data on a 16c setback from 9pm to 7am whereupon it was adjusted to 17.5c Here are 2 MELcloud pictures of our 8.5 Ecodan performance over a...

2 years ago
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RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

g Hi @kev-m i like your reporting presentation. What software are you using? How was it to set up?

2 years ago
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