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SUNandAIR
SUNandAIR
@sunandair
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Noble Member
Joined: Dec 30, 2022
Last seen: Oct 22, 2025
Profile Activity
Topics: 5 / Replies: 499
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Reply
RE: Analysing MELcloud heat pump graphs

Hi @boycey I’ve edited post above incase you haven’t refreshed this thread…

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Analysing MELcloud heat pump graphs

@boycey yes ok understood… but have you got the ftc6 reading off the screen I’m just not clear if you’ve actually got the flow rate from the built in ...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Analysing MELcloud heat pump graphs

hi. Can you confirm if you’ve altered flow temps upwards or is this just the WCcurve on a colder morning? second basic question: have you had the in...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Analysing MELcloud heat pump graphs

@boycey incidentally, if you do select graph unused graph lines you can keep the scale of your print page the same scale... see below Diffe...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Analysing MELcloud heat pump graphs

@boycey hi. thats a better picture.... in case you didn’t know , your first picture is showing a defrost.... where the blue flow temp line drops bel...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan set back

@morgan hi, We have been using setbacks while using weather compensation. You just set a schedule a little higher than your chosen room temperature....

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Analysing MELcloud heat pump graphs

@boycey I’ve posted the graph before the one you’re discussing with @gary the graph shows the apparent stopping of the HP which looks like it...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Analysing MELcloud heat pump graphs

Hi @boycey I don’t think the graphs you posted where they are straight and parallel are actually showing the HP in operation. If you look at them clos...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Analysing MELcloud heat pump graphs

@boycey in terms of understanding MELCloud here are a few graphs from our radiator system we are reheating on a low and slow WCcurve after a 12 c se...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Analysing MELcloud heat pump graphs

@boycey hi, So if your schedule was set back then it would appear the thermostat dropped below the setback temp at 4.40am and started heating but th...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Analysing MELcloud heat pump graphs

hi Boycey There needs to be a few bits of other information to be 100% sure. Most importantly is the heat pump operating… 4am looks like hp is off...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Running ASHP efficiently, general thought process. (Low and slow)

hi @boycey I don’t have underfloor heating so can’t comment on what adjustment to the existing setup you might make. hopefully there may be others in ...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
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