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Derek M
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Derek M
@derek-m
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Illustrious Member
Joined: Mar 4, 2021
Last seen: Sep 19, 2024
Profile Activity
Topics: 7 / Replies: 4407
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RE: My horrific Samsung heat pump installation and experience

@iantelescope Can you show graphs detailing the heat pump flow and return temperatures, the IAT and the OAT. Is the heat pump running continuously...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is the Grant controller a thermostat?

You should always try the 'Universal' reset first if possible. Unfortunately poorly written software can sometimes get its 'knickers in a twist' whe...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is the Grant controller a thermostat?

@marvinator80 Have you tried powering it down, counting to 10 and switching back on?

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Two possible heat pump routes - how to evaluate them?

It takes a lot of work to design a Power Station or something similar, whereas a domestic heating system is not beyond the bounds of a reasonable DIY'...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP added to Biomass System?

Rather than being a buffer tank, the 1500l vessel would more likely be a thermal store. Do you now if it contains a heating coil? What is the make and...

8 months ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
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RE: My horrific Samsung heat pump installation and experience

@iantelescope I fail to understand what on Earth you are talking about, a run time of 10 milliseconds? Have you carried out the actions that I sug...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

@iantelescope So how much would it cost to remove your present heat pump system and replace it with a gas boiler? Who will pay for this exercise? ...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Low shower pressure after ASHP retrofit

@jacs If, as Johnmo suggests, the problem is due to a pressure imbalance at the shower unit, you should ask your installer to fit a pressure reducin...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Low shower pressure after ASHP retrofit

When you say that the flow drops massively, I assume this is at the shower head. It would appear that you have some form of restriction that is limiti...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Low shower pressure after ASHP retrofit

@jacs What happens to the pressure in the hot water cylinder when you increase the flow rate by opening more taps?

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Low shower pressure after ASHP retrofit

@jacs Have you checked the filter on the shower unit if there is one?

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Questions about yearly heat pump maintenance

It would be interesting to find out what is actually carried out when a DHW cylinder is serviced?

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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