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ngillam
@ngillam
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Joined: May 13, 2024
Last seen: May 9, 2025
Profile Activity
Topics: 1 / Replies: 59
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@gary Morning, yes, both of these are set to 3 on physical pump but also on the FTC. I think I've upped the speed to 4 on the FTC just to see if it m...

4 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@harriup Morning, yes, my pump speed is 3, flow rate of 9 off the top of my head. does that seem OK? My issue is the fact we've struggled to reach 4...

4 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@gary Agreed, installer needs to look. I did up the operation time to match schedule but it's still struggling to reach temp and it still switched to...

4 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@gary It's already on Std , it was one of the things I checked earlier, I've been watching it for the last coupe of hours, it's just paused the DHW he...

4 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@gary The HW schedule has kicked in for evening showers, despite the timer for pump set to 24hrs the pump has auto switched off for the hot water hea...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@gary Will give it a try, thanks Gary.

4 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@gary Yes the heatmiser is set for 24 hrs running. The reason being we never really know when HW might be needed at the taps, especially the weekends...

4 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@gary I have two of these in the control room, one looks to be UFH manifold side and the other DHW. I have it set 24hr because if it isn't then ou...

4 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@gary Yep, it's on 3. Here are the last two hours of info: Every hour it does this, this is the first winter we've gone through since he...

4 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@gary Weird one, checked with partner, she wasn't using the hot water during this period!

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@harriup @gary I really do need some help with this one. It seems my HW never gets up to 47 target now due to defrost cycle running every hour. It g...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi Ecodan ASHP general set-up and efficiency

@gary That's a good observation on emptying the tank!! I wasn't at home but will check with the other half if she was up earlier than planned. Once ...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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