Last seen: Nov 27, 2025
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...
Replying to the OP: Jan 2024 = 1034 kWh Jan 2025 = 1185 kWh which is around the 15% more I'd expect given the colder weather. I have a dormer ...
@uk_pete_2000 Hi - I've wired up my Grant to get information over modbus for monitoring what's going on (and to eventually provide my own control ... ...
I think all Shelly devices work the same - by default they'll be broadcasting a WiFi access point (AP) and you can connect your phone to that AP, and ...
Hello - to cover my understanding of the Grant (mine's 10kW but the same controls I assume): 1. For delta T, the Grant instructions themselves are n...
@derek-m The human race is screwed if ever "turning it off then turning it back on again" stops working 😀
@transparent Just read through the Equinox presentation, which does mention that any impact must not affect end-user safety, which concerns you've rai...
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This is what I answered, I really have no hope: "......
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RE: Here is my heat pump installation with questionable COP in Italy
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Thanks for your response. I have UFH downstairs and ...
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