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Derek M
@derek-m
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Illustrious Member
Joined: Mar 4, 2021
Last seen: Sep 19, 2024
Topics: 7 / Replies: 4403
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

When I look at these systems I often put my industrial control systems hat on. So the indoor temperature would be the Process Variable (the bit we a...

4 years ago
Reply
RE: Is my Daikin Altherma 11kW heat pump oversized?

It is not an easy question to answer. Dependent upon manufacturers detailed data, I would normally suggest that the maximum output rating of a ASHP sh...

4 years ago
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RE: My ASHP is running out of hot water

I'm afraid that like most of the user manuals it is not very clear what is actually meant by many of the descriptions. If you could carry out the test...

4 years ago
Reply
RE: Hydrotreated vegetable oil (HVO)

Whilst I fully agree that homeowners should be encouraged to move away from burning kerosene, I don't disagree with the use of HVO. I always try to ...

4 years ago
Reply
RE: Our Grant Aerona R32 13kW ASHP installation

I would certainly recommend having an Eddi power diverter installed, since it should provide much of your hot water needs from Spring through to Autum...

4 years ago
Reply
RE: My ASHP is running out of hot water

Hi Katie, Sorry for the delay in replying, I have been looking through the Midea manual to check on a few things. The pipe coming out of the centr...

4 years ago
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RE: ASHP in Hampshire

Thanks Batalto, much appreciated.

4 years ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?

An interesting video and I personally think the Homely may be of use to help installers get the settings correct and homeowners who don't have the int...

4 years ago
Reply
RE: ASHP in Hampshire

Hi Batalto, Could you please remind me of the password to access the Midea manual that you provided quite some time ago.

4 years ago
Reply
RE: My ASHP is running out of hot water

Hi Katie, Okay, the next thing to ascertain is where the pipework is going. The pipework coming out of the top of the hot water cylinder is the su...

4 years ago
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

@hughf As it stands, I’m going to have to figure out my WC curves/flow temperatures by trial and error. It is not that difficult, I have supplied...

4 years ago
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

I did consider installing an outdoor sensor and incorporating weather compensation, but decided it was not worth the effort. Don't get me wrong, wea...

4 years ago
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