Last seen: Sep 18, 2025
Absolutely. To control house temperature vary the flow temperature (using weather compensation), don't turn the heat pump on/off. The latter simply ...
Agreed and I wasn't trying to suggest otherwise. The point I was trying to emphasise is that, as you have shown experimentally, a heat pump which i...
... which is essentially the problem, the HP should control the HP! & the bold bit solves the problem more or less. Essentially the Honeywel...
@iantelescope Both @derek-m and I have made (very similar) suggestions as to how your installation can be improved, explained why implementing them w...
I would say fit them where you need the measurements, which depends on what you are trying to work out! If you are trying to work out the change in f...
Yes, and I did (I hope). The word here above is a hyperlink to an Amazon offering.
Other than the buffer that all sounds very sensible indeed - which makes it even more curious that the buffer is fitted at all. Did the installer giv...
It sounds like you have done your research. Your challenge might be that MCS installers will likely insist on working to 21C, you might need to lie a...
Flow temp and return temp aren't what you want, you want the temperature of the flow into the buffer from the heat pump (which should equal flow temp)...
Sorry yes consent = permission = approval, terms used interchangeably. A 'lawful development certificate' is nothing more than confirmation that the ...
@pablito Yes to the first question. If it's over 0.6cu m they should refuse the LDC, however this limit may change upwards in the next months follo...
All pre-sales technical queries, several to each manufacturer, generally things you need to know to pick the unit/design the system adequately. Mits...
Latest Posts
-
RE: Help me keep the faith with my air source heat pump installation
@jamespa if I remember the insulation has a notch cut i...
By AdamK , 4 hours ago
-
RE: Big Changes Coming to Our Heat Pump System
Me too, but still some people look at me as if I'm mad....
By JamesPa , 5 hours ago
-
RE: MCS certificate SCOP vs real-world performance
That may be contributing to lower than expected SCOP. ...
By JamesPa , 6 hours ago
-
RE: Testing new controls/monitoring for Midea Clone ASHP
This is the sort of thing I mean. I've added the T1S va...
By benson , 6 hours ago
-
-
RE: Mitsu PAR-WT60R Wireless Controller - options
How it does it's job is something of a mystery although...
By Abernyte , 13 hours ago
-
RE: Powerwall 3 or Myenergi or something else?
Yes I was thinking of outdoor, IP65 batteries with buil...
By Temperature_Gradient , 17 hours ago
-
@jamespa Thanks. Yeah any adjustments Ive made at pr...
By cliffhanger , 20 hours ago
-
RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
By GrahamF , 2 days ago
-
@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 2 days ago
-
RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
By Scalextrix , 3 days ago
-
RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
It is interesting to see what our new Grant Aerona 290 ...
By GrahamF , 3 days ago
-
RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
By cathodeRay , 3 days ago
-
RE: Ya can’t win! It is S*d’s Law!
@old_scientist If IOF is still running next late spring...
By Toodles , 3 days ago
-
RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 3 days ago
-
RE: Who’s Caved and Switched the Heating On Already?
We've been running our Ecodan system, installed in June...
By Sheriff Fatman , 4 days ago
-
Ok. Two schools of thought. The first is to run the ...
By JamesPa , 4 days ago
-
@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 4 days ago
-
Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 5 days ago
