Last seen: Oct 11, 2024
We have some towel rail radiators which are connected directly to the HP flow/return and mixing valves ar the underfloor manifolds - I would expect th...
I use one of these with the device in a fused-spur surface-mounted box next to the consumer unit, and the sensor clamp around the live to the pump in ...
It would be useful to see the real-time energy going into the pump from a Watt meter, it might show something. I attach one of mine below, mine also c...
For my system, the issue with a setback isn't so much the LWT, it's the delta between the LWT and RWT: the compressor runs a lot harder in the warmup ...
@tfb8 If the Winda is still sending control signals, then the relay setting for the Wunda zones must still be set in the Wundasmart app; You can remov...
If I'm understanding you right, are you saying you just want to control the system off one thermostat? If so, you can do this using the WundaSmart app...
@kev-m Yes, it's in heating mode. For reasons I still don't understand the HP can spin up to do a DHW cycle when the tank temp is very close to setpoi...
Following some of John Cantor's videos explains why cycling gently (2-3 times/hr) is actually just creating an average lower flow temp. Our pump cut...
Mitsubishi provided the flow chart below, after quite a lot of back-and-forth trying to explain the high flow temps and power spikes.
We're at over 6 some days, with low flow temps between 23 and 25 - happy days!
Rod Forum Handle: Rod Manufacturer: Mitsubishi Model: Ecodan 11.2KW Type: ASHP Arrangement: Mono Area of Country: Kent Home Type: B...
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Latest Posts
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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 , 18 minutes ago
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@eliuccio Unfortunately, whilst I agree with a lot of...
By JamesPa , 45 minutes ago
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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 , 1 hour 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...
By IRMartini , 2 hours ago
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RE: Setback savings - fact or fiction?
And here in case any one wants it is the code I used in...
By cathodeRay , 2 hours ago
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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 , 2 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 , 4 hours ago
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RE: Heat Pump Sizing & Installation Costs
Perhaps useful to have installed date too? To get conte...
By Tim441 , 6 hours ago
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RE: SolarPV tables / online calculator
I'd be interested what others find whilst using that we...
By Majordennisbloodnok , 8 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 , 20 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...
By Jancold , 23 hours ago
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RE: ASHP and heating issues in new build house
That’s good gives you more capacity. It made me think, ...
By Terry1812 , 1 day ago
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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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There have been several people on the OpenEnergyMonitor...
By RobS , 2 days 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 8 hours ago
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Volumisers in Heat Pump Systems: Does Placement Matter?
By Mars 9 hours ago
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SolarPV tables / online calculator
By MichelleC 16 hours ago
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By Toodles 2 days ago