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	RE: Bizarre Retro-fixes by AAC By ASHP-BOBBA, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	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 reach the 50 Deg C on the cylinder so it will actu...
	RE: Bizarre Retro-fixes by AAC By ASHP-BOBBA, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	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 open vented system and yes not ideal on an ASHP d...
	RE: Bizarre Retro-fixes by AAC By Mars, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	Here's the case James is referring to:
	RE: Bizarre Retro-fixes by AAC By ASHP-BOBBA, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	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 they only met us today and we did not know them u...
	RE: Bizarre Retro-fixes by AAC By Mars, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	@ashp-bobba, I’d imagine it must have been something fairly serious, but I'm guessing it wasn't... nevertheless, I'll play along: maybe a failed temperature sensor causing uncontrolled heating? Or per...
	RE: Bizarre Retro-fixes by AAC By ASHP-BOBBA, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	@jamespa oh I didn't hear about that. So in this case it was even worse as this is a retro - retrofix
	RE: Bizarre Retro-fixes by AAC By Mars, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	@ashp-bobba, oooh (rubbing my hands) this could be very, very interesting.
	RE: Bizarre Retro-fixes by AAC By JamesPa, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	There is a 'live' 'mixergy' thread on the forum at present where op is @bontwoody and exactly this happened due to a very obviously faulty cylinder. In fact not only did mixergy tell him to shut it d...
	RE: Bizarre Retro-fixes by AAC By ASHP-BOBBA, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	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 that had their gas shut down on a boiler due to a lea...
	RE: Daikin 9kW to 8kW Swap Offer from Octopus By Matban, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	The ACH can actually make a huge difference. My heat loss is 5kW in reality and with the correct measured ACH and more than 7.5kW with the default pre 2000 figures. And calculations from gas can be ...
	Bizarre Retro-fixes by AAC By ASHP-BOBBA, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	For educational purposes only: We will share some of the retofixes we complete and explain how we worked it out, how we fixed it and hopefully later how it performed. We will also share if we failed b...
	RE: Daikin 9kW to 8kW Swap Offer from Octopus By ASHP-BOBBA, 3 days ago Forum Air Source Heat Pumps (ASHPs)
	@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 swap the ASHP for a 6 or 8 at their costs and you ...