Last seen: Oct 19, 2025
@netdonkey so you may find the pump is wired through the 3 port switch so when sitting in heating mode but the demand is off the pump runs all the tim...
@transparent Both, Mitsubishi is inside, Samsung is in the Monoblock unit
@netdonkey Primary pump should run as follows: Heating demand on DHW demand on Defrost demand on Secondary pump should run as follows: He...
@netdonkey OK, so this Grundfoss pump should only turn on an off when required in heating mode as your system runs through a buffer, there will be som...
To add, the primary pump also can run for a while before the system fires up to confirm flow.
@netdonkey The primary pump should stop after a while when there is no DHW or Heating demand, it may have an overrun to dissipate the small amount of ...
Perhaps develop a basic software, free online that allows the customer to put in most of the measurements and basic building fabric, just enough that ...
@jamespa Fair point, its good to know better standards and designs are getting covered under the MCS schemes. Perhaps once it all starts to come toget...
@iantelescope They say its as a result of the combi birth and delta T changing from 11 to 20! as tech got better it required less flow so all of the e...
@vcosmin Many people here will agree with you on that design issue. I watched the video and if they have 7 or 9m pump you should be well covered.
you will need to set the buffer up as a volumiser for the defrost if the installer has said it needs it for defrost and also make sure you have at eas...
@editor I will keep an eye out for that podcast, thank you. Just a side note relevant to buffers, rails separators and volumisers. I may not be corre...
- 26 Forums
- 2,227 Topics
- 49.5 K Posts
- 247 Online
- 5,892 Members
Join Us!
Podcast Picks
Latest Posts
-
RE: Help me keep the faith with my air source heat pump installation
@jamespa ok got home and I can indeed set the flow temp...
By AdamK , 5 hours ago
-
I'll leave it tonight and post the graph tomorrow to se...
By bontwoody , 5 hours ago
-
RE: New Fogstar 15.5kWh upright solution
That's odd. I can't see anything in the Sunsynk manua...
By Transparent , 6 hours ago
-
It’s my sole reason to always deter homeowners from goi...
By Mars , 7 hours ago
-
Solis S6-EH1P8K-L-PLUS – Why I Chose It and What I’ve Learned So Far
I ended up with a Solis S6-EH1P8K-L-PLUS (8 kW) hybrid ...
By Batpred , 8 hours ago
-
RE: Options on flushing my system
@grantmethestrength with your pragmatic approach and &#...
By SUNandAIR , 9 hours ago
-
RE: Samsung Heat Pump – Can't Activate TW2 Pipe Sensor (for Delta T Control)
@batpred For the moment I'm sticking with what I have, ...
By bubuontheweb , 11 hours ago
-
RE: Electricity price predictions
Nice to be back on track! If we all had the interest, s...
By Batpred , 11 hours ago
-
RE: Say hello and introduce yourself
I think this is where we may differ. Nothing makes sen...
By JamesPa , 12 hours ago
-
RE: Daikin Octopus installation update - I saw my first defrost. 😍😂
Enable installer mode - 5678 Enter the Space Heating/...
By RadWhisperer , 12 hours ago
-
Is your installer MCS certified? If so, they should reg...
By Old_Scientist , 12 hours ago
-
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@hcas So the answer from Mitsu was: To Confirm you ca...
By bontwoody , 14 hours ago
-
RE: Air source heat pump roll call – what heat pump brand and model do you have?
Grant Aerona 3 10 HPID10R32
By MDG , 15 hours ago
-
RE: Testing new controls/monitoring for Midea Clone ASHP
I don't know! The Midea manuals and what actually happe...
By cathodeRay , 16 hours ago
-
RE: What crazy nonsense are inverter limits and why are they imposed?
If you’re interested in finding out which of your neigh...
By AgentGeorge , 17 hours ago
-
RE: Ripped Off: How UK Homeowners Are Paying Gas Prices for Wind Energy
It is a crazy situation. It also seems not enough 400kv...
By Batpred , 19 hours ago
-
RE: Rate the quality of your heat pump design and installation
More like Octopus wanted to fit a Cosy 6 at the end of ...
By RadWhisperer , 22 hours ago
-
RE: How good is the app support for your heat pump?
Yes. Personally I would only use a heating control app ...
By Batpred , 1 day ago