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ASHP-BOBBA
@ashp-bobba
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Honorable Member
Joined: Dec 6, 2024
Last seen: Oct 13, 2025
Topics: 2 / Replies: 279
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RE: Bizarre Retro-fixes by AAC

Conclusion: So the only way we can fix this is a new complaint cylinder, regulators and place it back on unvented to allow the Mitsubishi to actually ...

4 days ago
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RE: Bizarre Retro-fixes by AAC

This system has a 120ltr Gledhill IND vented cylinder with no expansion vessel on the water side and a tank still connected in the loft, so ok, its an...

4 days ago
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RE: Bizarre Retro-fixes by AAC

Our client had an Ecodan with an official Mitsubishi cylinder installed 7 years ago and never had a problem until 5 weeks ago, to add a bit of context...

4 days ago
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RE: Bizarre Retro-fixes by AAC

@jamespa oh I didn't hear about that. So in this case it was even worse as this is a retro - retrofix

4 days ago
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RE: Bizarre Retro-fixes by AAC

Question to all: Has anyone ever been told they must shut down their ASHP hot water cylinder due to danger or compliance? Now we all know someone tha...

4 days ago
Topic
Replies: 14
Views: 98
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RE: Daikin 9kW to 8kW Swap Offer from Octopus

@matban If you have to concede and I am not saying you should but for less fuss if thats what you would like? If you do, reverse the offer, tell them ...

4 days ago
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RE: Daikin 9kW to 8kW Swap Offer from Octopus

@terry1812 James is correct, the ACH are often the largest factor and can change the heat loss by a 1/3. We design often based on 1, it takes experi...

4 days ago
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RE: Mitsubishi Ecodan F8 error

Just to add to the F8 non existing code, in the book is all of the blinking codes and could be worth double checking it not trying to display a P8 whi...

5 days ago
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RE: Mitsubishi Ecodan F8 error

@editor Pages 59-74 for all Error codes and Request codes in the attached link, F8 is not showing as I think it is a shadow code related to P9. We hav...

5 days ago
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RE: Mitsubishi Ecodan F8 error

@hjd F8 is uncommon and could indicate incorrect heat exchange due to a lack of flow or a faulty sensor, if you think this is just happening when it g...

5 days ago
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters

@davidnolan22 I genuinely do not know the answer, unless your home is 500m2 I doubt you need that many pumps and there would still be a better way to ...

6 days ago
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