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Last seen: May 19, 2026
Hi @batpred, the smart controller came as part of the Grant Quick Recovery Smart DHW cylinder as it is mounted on the front. The smart controller ac...
As a final update on this thread from me; Ribble Valley completed the Grant 12KW ASHP installation on Friday, and now I can see and appreciate the eff...
Peak system has now replaced with a Grant Aerona r290 12KW and a Grant quick recovery 210l water tank. Full Weather Compensation control. ...
@johnd our Peak system is no more. The installer came in today and removed the Peak cylinder and fitted the new Grant cylinder in its place. With t...
@johnd yes, the original installer is going to remove the Peak ASHP and cylinder and fit a Grant cylinder for us. Just waiting on timescales from th...
Hi @bobflux thanks for pointing out the difference in the manufacturer’s spec lists. When I check the Grant tech specs, to try and compare the modul...
@johnd very quick visit today from our installer; we’ve informed them we would like to have the Peak system removed and asked what sort of credit we c...
Hi @johnd, we have the original installer coming round tomorrow to discuss what they can do next. Since we've already claimed the BUS grant a replac...
With complete radio silence from Peak and no sign of this software update, we booked a full survey through HeatGeek to have the house and system revie...
@johnd we’re also on intelligent go and charging up the house battery (10kWh) during off peak, along with the car charging. Not that the battery lasts...
@johnd just had a message from the Peak engineer; they are currently working on a software update that will be automatically installed once approved. ...
@johnd We've not had anything back from Peak yet, now 2 weeks after their visit and still no working WC on the system. Just spoken to our installer ...
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Latest Posts
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RE: Siting of the external sensor on a heatpump
Of course had the heat source been a heat pump it would...
By JamesPa , 12 minutes ago
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Never assume, it makes an ass of u and me! OK, tha...
By JamesPa , 36 minutes ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
In fairness all heating has cost a lot to run in recent...
By JamesPa , 3 hours ago
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RE: Is it the house or the equipment?
@springswood We have two Daikin single split A2A syst...
By Rob of York , 4 hours ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
You should (almost) always reject having a buffer, by w...
By JamesPa , 1 day ago
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RE: Navigating the World of Refrigerants In Heat Pumps: A Guide for Homeowners
Indeed we are invvestigating AC at present and are havi...
By Toodles , 1 day ago
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No, but the heat pump must be capable of delivering a S...
By JamesPa , 2 days ago
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RE: Daikin ESPAltherma and Home Assistant installation
It's laziness lol The PV system is very chatty, meter...
By bobflux , 2 days ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
R (The R Project for Statistical Computing, I use it wi...
By cathodeRay , 2 days ago
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RE: Vaillant Arotherm Plus 7KW need a service on it
booked it with Vaillant. will use them until i can find...
By AdamK , 2 days ago
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RE: Adventures in heat loss calculations
I have seen it stated that the declared calorific value...
By JamesPa , 2 days ago
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RE: Two heating zones to one zone
@transparent Many thanks. The garage is fairly well ...
By Profzarkov , 3 days ago
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RE: Vaillant Aurotherm - Heater Wire Position
Ah, good point. I need to check if this was installed i...
By Batpred , 3 days ago
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@batpred thanks for getting a copy. Appreciate the supp...
By Mars , 4 days ago



