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ngillam
@ngillam
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Estimable Member
Joined: May 13, 2024
Last seen: Nov 20, 2025
Profile Activity
Topics: 2 / Replies: 65
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RE: DHW heat loss through pumps.

Hi,@marzipan71 I plan to use my melcloud output to show a day of circulation pump switched off and then a day of it on 24hrs and watch how quickly the...

3 weeks ago
Forum
Domestic Hot Water & Cylinders
Reply
RE: DHW heat loss through pumps.

@marzipan71 Morning, it looks as though it's a very much a "must have" in spaced out residences, do you witness the same temp drop from DHW tank on in...

3 weeks ago
Forum
Domestic Hot Water & Cylinders
Reply
RE: DHW heat loss through pumps.

A shower directly next to the HW tank......or a shower head off the tank 😀  

3 weeks ago
Forum
Domestic Hot Water & Cylinders
Reply
RE: DHW heat loss through pumps.

@jamespa I tried to discuss with kids, I got a couple of eye rolls....and one tutted!

3 weeks ago
Forum
Domestic Hot Water & Cylinders
Reply
RE: DHW heat loss through pumps.

Morning, and thanks for all the replies. I suppose it's something I'll update in the future, I assume the water saving element mentioned is because y...

3 weeks ago
Forum
Domestic Hot Water & Cylinders
Reply
RE: DHW heat loss through pumps.

@jamespa Thanks for prompt reply, the tank stays hot all day, all night and is well insulated. The reheat on the Ecodan controller is set to reheat d...

3 weeks ago
Forum
Domestic Hot Water & Cylinders
Topic
DHW heat loss through pumps.
3 weeks ago
Forum
Domestic Hot Water & Cylinders
Replies: 18
Views: 223
Reply
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...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
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...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
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...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
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...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
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...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
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