Last seen: Sep 14, 2025
@ajbevster - look back at the diagram I posted here a couple of pages ago If the heat pump is getting incorrect data on DHW temperature, how ...
How clear was the issue made to you when you mentioned having a shower pump? Is it just the DHW system which is unpressurized? What about the wate...
Apologies for not responding earlier to this @michellec There are three factors which dictate the pipe coverings for solar thermal: adequate ins...
There was an earlier post here where @dwynwen referred to high pressure in hot pipe and low pressure in the cold supply. I have FOUR different c...
This graphic is mainly for @jamespa and I to chew over,and particularly the pipe I've annotated in light purple. The only question for @dwynwen is...
This has been a very useful/informative case @uk_pete_2000 For the benefit of others who will read this in future, the original overview of the hous...
Apologies for not addressing this earlier The Red knob is an over-temperature/pressure relief valve. In the event of a fault, it will allow the ...
I suspect it's a "Cold Fill" only machine.
Aagh! Sorry James.I clicked the wrong Edit button! Read here Yes, the knob has an adjustment for pressure...... but it's also a filter (unless...
I wonder what the pressure reducer is required for,and why one with an in-line filter is on the radiator circuit.
Latest Posts
-
RE: Who’s Caved and Switched the Heating On Already?
In the last week, the external temperature in south Man...
By GrahamF , 22 minutes ago
-
Ok. Two schools of thought. The first is to run the ...
By JamesPa , 48 minutes ago
-
@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 2 hours ago
-
RE: Big Changes Coming to Our Heat Pump System
@editor No pressure then 🤣 🤣
By Brendon Uys , 2 hours ago
-
RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
I hear you on the locality issue @transparent, and I ag...
By Scalextrix , 4 hours ago
-
Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 5 hours ago
-
RE: Midea ASHP – how to set weather compensation
@pash44pump Referring to the problem of rooms with diff...
By Tasos , 6 hours ago
-
RE: Help me keep the faith with my air source heat pump installation
Er true, it should have read l/hr!
By JamesPa , 7 hours ago
-
@damon thanks. I will do as you suggest. Hopefully I wi...
By bontwoody , 1 day ago
-
RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 2 days ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 2 days ago
-
RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 3 days ago
-
RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 3 days ago
-
RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 3 days ago
-
RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 3 days ago
-
RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 3 days ago
-
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 4 days ago
-
RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 4 days ago
-
RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 5 days ago
