Last seen: Nov 3, 2023
@derek-m basically goes to 22mm after the valve. Been pretty busy lately and haven’t had a chance to check rad sizes and such yet.
@derek-m will have a look at that tomorrow. I do know they were all replaced with Purmo ones I believe as had column cast iron sort of ones before. I ...
@allyfish I can’t remember what the WC settings are believe I just turned it on as it was off. And set the flow to 45c if I remember correctly. Will g...
@derek-m took the actuators of and checked the valves manually and they are definitely closing. I originally thought they weren’t closing all the way ...
@allyfish @allyfish I manually operated the valve after I took the reading and the pipework past the valve become hot fairly quickly. So would presume...
Valves and outdoor unit:
@allyfish I am not sure on the calculations as they were never given to me. I have just dug out all the paperwork left with me after the install. I wi...
@derek-m Yes all the rads get hot. I have just done an hour long test calling for hot water. there has been no heat demand today, currently set at 18c...
Thanks for the replies guys. Derek-M, I did manage to get WC on and turn the system temp down to 45c as was set to 55c. Did that last year as it ke...
Hi all, I have had A ASHP for just over three years. Was so glad I stubbled upon this forum as seems to be a wealth of knowledge! Daniel
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@jamespa thanks, it's way off of the MCS performance es...
By big_si , 11 minutes ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@jamespa Agreed. I think it’s a case of much over muchn...
By Mars , 2 hours ago
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@eliuccio Unfortunately, whilst I agree with a lot of...
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RE: Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump
@bami I think if the heat loss documentation matches a ...
By bontwoody , 3 hours ago
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RE: What is the best strategy for operating a very oversized heat pump?
@jamespa I'm afraid that's over my head but if anyon...
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RE: Setback savings - fact or fiction?
And here in case any one wants it is the code I used in...
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RE: Samsung Gen 7 R290 12kW is not behaving how I expected
Definitely its in the 20xx FSVs. Conversely it may be...
By JamesPa , 4 hours ago
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RE: Towel rails. An unexpected final hurdle
We have both Normal Rad for heating the room and then a...
By IRMartini , 6 hours ago
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RE: Heat Pump Sizing & Installation Costs
Perhaps useful to have installed date too? To get conte...
By Tim441 , 8 hours ago
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RE: SolarPV tables / online calculator
I'd be interested what others find whilst using that we...
By Majordennisbloodnok , 10 hours ago
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RE: F.788 Building circuit pump reports internal fault - Vaillant Arotherm
Guess I have to wait for engineer visit. I really hope ...
By jeegnesh , 22 hours ago
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RE: Act now to defer the UK road tax increase on EVs
@majordennisbloodnok Damn right sir. my attempt at iron...
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RE: ASHP and heating issues in new build house
That’s good gives you more capacity. It made me think, ...
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RE: Seewet manhole cover within r290 exclusion zone
Thanks! I asked Vaillant, and they say I should be fi...
By dbrb2 , 1 day ago
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Looking for the Grant Aerona 3 setting to turn off completely at 20 OAT
I'm running my Aerona 3 on WC and the 'warm end of that...
By damonc , 1 day ago
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RE: Do I just go with the lowest quote for my heat pump?
So after signing in Sept in two weeks the install may s...
By Jancold , 1 day ago
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RE: Victorian Semi Retrofit / Extension ASHP and UFH Advice
When you are renovating is always a good time, as it ma...
By JamesPa , 1 day ago
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RE: Just one room not reaching desired temperature
Looks like this issue is now resolved. Aira installed a...
By ChandyKris , 1 day ago
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RE: Say hello and introduce yourself
Good point @jamespa But that probably strengthens @ch...
By Transparent , 2 days ago
Latest Topics
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Heat Pump Sizing & Installation Costs
By Mars 10 hours ago
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Volumisers in Heat Pump Systems: Does Placement Matter?
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SolarPV tables / online calculator
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By Toodles 2 days ago