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Last seen: Jan 14, 2025
not a massive surprise. if the external unit has power but no comms to the internal unit, and it knows that its "cold out", one might reasonably suppo...
I think you'll find it quite hard to tell based on either poking radiators, or long term data. There are lots of spikes in the "HP temperature" that ...
@dannymoss23 its not that exciting... you can't not have one ! they're absolutely standard required items , your system wouldn't work at all without o...
@dannymoss23 an air vent looks something like this and will be at the top of any high points in the pipework . definitely should be one around your...
@dannymoss23 PP will just be running slower, thats why its gone quieter. check your flow rate, it may be lower than you want.
@dannymoss23 so they've used the proper method as far as I can tell to get out the garage wall to the ASHP (big hole, insulation through hole, pipe t...
@tobyg the vast difference between your gas usage and their estimate is a significant concern. also, a gas boiler is at best 85% efficient. so your me...
@dannymoss23 yes although that is interior grade insulation. It needs to be exterior grade thickness in any unheated space, so the easiest it just to ...
@dannymoss23 no worries. copper pipe will transmit vibration to any hard surface its in contact with, particularly one carrying a high flow rate such ...
@dannymoss23 for the run under the floor inside, the pipes need moving further apart so there is room for interior grade lagging. they may possibly ne...
@dannymoss23 28mm pipe : thats good. but I can see the issue. the pipe goes through a hole in breeze block thats only just bigger than the pipe . wi...
@dannymoss23 noise: so seems like you have 2 pumps a primary-side and a secondary-side. which is common. I wouldn't expect there to be a 3rd one. ...
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Degrees of Separation
Latest Posts
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At the risk of going on: A slight side issue for a foru...
By Bart , 48 minutes ago
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RE: Is it the house or the equipment?
...which, I've found out, is pretty much impossible to ...
By Majordennisbloodnok , 2 hours ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I too can provide some insight. We have a Cosy ...
By AndrewJ , 2 hours ago
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RE: Mitsubishi Ecodan FTC6 settings
The Mitsi remote thermostat should not be plugged into ...
By F1p , 17 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@lizzie Thank you, very interesting and useful informat...
By Toodles , 20 hours ago
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RE: PV and battery long payback - sense check query
@jamespa I was just commenting on the speed, not sug...
By Batpred , 23 hours ago
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Readers here please note that Derril Water and many oth...
By Transparent , 24 hours ago
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RE: Advice on Vaillant Sensocomfort
Oops, I meant Sensocomfort (the UI to the controls)
By Batpred , 1 day ago
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RE: Heat Pump Training vs. Real-World Installation
Our instal was very much the opposite. White haired blo...
By Batpred , 1 day ago
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RE: Flushing system, cleaning and inhibitor
While skim reading a manual for our Vaillant HW tank, I...
By Batpred , 1 day ago
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RE: 'Chinese Diesel Heater' to heat the home .....
Old thread but I'm new to the forum so new to me. How...
By BlizzardGreen , 2 days ago
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I'm not sure why you would want to make it more difficu...
By JamesPa , 2 days ago
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RE: Wood burner with ASHP - direct air?
@lucia FWIW installed a woodburner some years ago. ...
By JamesPa , 2 days ago
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