Last seen: Jan 22, 2026
I used to (and still do to some extent) have "water flow" noise in my pipes which made me turn down the circulating pump at times, and I guess this i...
@editor The trick to an inside unit installation is to put it in someone else's house 😉
My parameters are: 42 00 = 0 (so the next three values don't matter, and they are the default values...) 42 01 = 3 42 02 = 5 42 03 = 3 51 11...
@damonc The only time the circulation pump on my HP runs 24x7 is when it's in "frost protection" mode i.e. OAT goes below 3C, when it stays running un...
@damonc I was refering to the 'standard' energy sticker that comes with the HP which I think indicates (for my 10kW Grant) that output rating varies b...
@steam-powered Hi - for 'power consumption' I use the '01 06' value (from the controller), which is in units of 100W, but most of the figures presente...
Hi, I have a Grant 10kW (nominal 9kW for the UK), which is, I believe correctly sized, but this is a retrofit on a 70s converted bungalow, with radi...
I've been following this thread since it began, and it's very disappointing that the installers, and follow-up trade still haven't sorted your issues ...
@grantmethestrength With respect to weather forecasts, I used to have my "DHW hour" fixed at 3-4pm, for obvious reasons, but have changed it to look a...
If it was working okay last winter, and not this, then implies something in the set-up has changed, or something is broken (but if that was the case I...
Sorry, no. My Grant has only died once and that was me causing the RCBO to trip. If the fault reset didn't work (and assume you also tried the all-pow...
@grantmethestrength One thing I will say in praise of the EPH controllers - I've had my HP for almost 2 years now, and still on the original set of ba...
- 27 Forums
- 2,520 Topics
- 58.6 K Posts
- 845 Online
- 6,800 Members
Join Us!
Worth Watching
Latest Posts
-
RE: Daikin Altherma 3 LT compressor longevity question
This mess is intriguing: I wonder if this represent...
By bobflux , 37 minutes ago
-
RE: Say hello and introduce yourself
Hi. I'm Mike. Thank you for letting me join. My partn...
By Fretless6 , 2 hours ago
-
RE: Connecting Growatt SPH5000 over wired ethernet rather than wireless
The simplest wired option is usually the Growatt Ethern...
By Jonatan , 5 hours ago
-
RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature
ASHPs do have a minimum compressor speed. The minimum h...
By bobflux , 12 hours ago
-
RE: Electricity price predictions
@jamespa And it seems some of the nasty public cloud...
By Batpred , 12 hours ago
-
RE: Tell us about your Solar (PV) setup
Location: near Lyon, France 12kWp on the roof, 2x Sol...
By bobflux , 13 hours ago
-
RE: Jokes and fun posts about heat pumps and renewables
Technology is rapidly advancing. BBC News reported th...
By Transparent , 15 hours ago
-
What matters for flow and pressure drop is internal dia...
By bobflux , 16 hours ago
-
RE: Do Fridges and Freezers have COP ratings?
@editor Thank you all for your replies and submitted in...
By Toodles , 18 hours ago
-
I know and yes. The secondary deltaT wont necessaril...
By JamesPa , 22 hours ago
-
RE: Designing heating system with air to water heat pump in France, near Lyon
Just love the way you put it! 🤣
By Batpred , 2 days ago
-
RE: Safety update; RCBOs supplying inverters or storage batteries
Thank you for sharing. So it seems that your Schneid...
By Batpred , 2 days ago
-
RE: Forum updates, announcements & issues
@upnorthandpersonal thanks for the thoughtful, consider...
By Mars , 2 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@mk4 All 21 panels have their own Enphase IQ7a microinv...
By Toodles , 2 days ago
-
RE: Setback savings - fact or fiction?
Great, so you have proven that MELCloud is consistently...
By RobS , 3 days ago
-
RE: Mitsu PUHZ120Y 'Outdoor Temp 'error?
Thanks David & James It almos...
By DavidAlgarve , 3 days ago
-
RE: Surge protection devices SPDs
@trebor12345 - your original Topic about the right type...
By Transparent , 3 days ago
-
RE: Help needed with Samsung AE120RXYDEG
@tomf I’ve been sent this from a service engineer at Sa...
By Mars , 3 days ago
-
RE: Buying large amp bidirectional RCD and RCBO
Yes... I went through this particular headache and ende...
By bobflux , 4 days ago
-
O-oh! Let's take this as an opportunity to 'pass the ...
By Transparent , 4 days ago
-
RE: Homely setup on daikin heat pump
@craigh I refer to our somewhat elevated temperature of...
By Toodles , 4 days ago
-
RE: Air source heat pump roll call – what heat pump brand and model do you have?
My turn, this describes the future installation, only t...
By bobflux , 4 days ago

